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  • Digikam: What's the problem?

    - by Unapiedra
    I installed Digikam by using the Philip5-PPA. When I run it I get the error below. This is by running it through gdb: Starting program: /usr/bin/digikam /usr/bin/digikam: error while loading shared libraries: libcxcore.so.2.1: cannot open shared object file: No such file or directory [Inferior 1 (process 29894) exited with code 0177] What should I do to find the error and fix it? I can see that somehow libcxcore.so.2.1 is wanted but not found. Is this an error of the PPA, or can I simply point it in the right direction? Can I raise an issue with the PPA creator through launchpad? Some next steps would be quite helpful.

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  • Upgrade Ubuntu Server from 11.04 to 11.10 without internet connection

    - by Tony Marciano
    We have application software that really likes Ubuntu Server 11.10. I need to upgrade several 11.04 servers to this version. Two questions: The servers that need to be upgraded do not have Internet access in our datacenter due to security reasons. I need to download the updates/upgrades to a secure system and then transfer them to the datacenter servers for installation. Is anyone aware of the steps involved? How/where do I get the 11.10 updates from? I don't see an option on the Ubuntu site for downloading specific versions of the OS and/or upgrades.

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  • How to create SharePoint2013 workflow using visual studio

    - by ybbest
    If you like to use Visual Studio to create workflow in SharePoint2013, here are the steps on how to get started. 1. Create a SharePoint sandbox solution. 2. Add a list workflow 3. I add a WriteToHistory to the workflow. 4. Here is the final solution looks like: 5. Deploy the sandbox solution to your Office 365 Preview and activate the site collection feature first 6. Then you can activate the site features in the following orders 7. You can run your work as shown below 8. Navigate to your workflow history list, you will see the workflow is successfully completed. You can download the solution here.

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  • Application Composer: Exposing Your Customizations in BI Analytics and Reporting

    - by Richard Bingham
    Introduction This article explains in simple terms how to ensure the customizations and extensions you have made to your Fusion Applications are available for use in reporting and analytics. It also includes four embedded demo videos from our YouTube channel (if they don't appear check the browser address bar for a blocking shield icon). If you are new to Business Intelligence consider first reviewing our getting started article, and you can read more about the topic of custom subject areas in the documentation book Extending Sales. There are essentially four sections to this post. First we look at how custom fields added to standard objects are made available for reporting. Secondly we look at creating custom subject areas on the standard objects. Next we consider reporting on custom objects, starting with simple standalone objects, then child custom objects, and finally custom objects with relationships. Finally this article reviews how flexfields are exposed for reporting. Whilst this article applies to both Cloud/SaaS and on-premises deployments, if you are an on-premises developer then you can also use the BI Administration Tool to customize your BI metadata repository (the RPD) and create new subject areas. Whilst this is not covered here you can read more in Chapter 8 of the Extensibility Guide for Developers. Custom Fields on Standard Objects If you add a custom field to your standard object then it's likely you'll want to include it in your reports. This is very simple, since all new fields are instantly available in the "[objectName] Extension" folder in existing subject areas. The following two minute video demonstrates this. Custom Subject Areas for Standard Objects You can create your own subject areas for use in analytics and reporting via Application Composer. An example use-case could be to simplify the seeded subject areas, since they sometimes contain complex data fields and internal values that could confuse business users. One thing to note is that you cannot create subject areas in a sandbox, as it is not supported by BI, so once your custom object is tested and complete you'll need to publish the sandbox before moving forwards. The subject area creation processes is essentially two-fold. Once the request is submitted the ADF artifacts are generated, then secondly the related metadata is sent to the BI presentation server API's to make the updates there. One thing to note is that this second step may take up to ten minutes to complete. Once finished the status of the custom subject area request should show as 'OK' and it is then ready for use. Within the creation processes wizard-like steps there are three concepts worth highlighting: Date Flattening - this feature permits the roll up of reports at various date levels, such as data by week, month, quarter, or year. You simply check the box to enable it for that date field. Measures - these are your own functions that you can build into the custom subject area. They are related to the field data type and include min-max for dates, and sum(), avg(), and count() for  numeric fields. Implicit Facts - used to make the BI metadata join between your object fields and the calculated measure fields. The advice is to choose the most frequently used measure to ensure consistency. This video shows a simple example, where a simplified subject area is created for the customer 'Contact' standard object, picking just a few fields upon which users can then create reports. Custom Objects Custom subject areas support three types of custom objects. First is a simple standalone custom object and for which the same process mentioned above applies. The next is a custom child object created on a standard object parent, and finally a custom object that is related to a parent object - usually through a dynamic choice list. Whilst the steps in each of these last two are mostly the same, there are differences in the way you choose the objects and their fields. This is illustrated in the videos below.The first video shows the process for creating a custom subject area for a simple standalone custom object. This second video demonstrates how to create custom subject areas for custom objects that are of parent:child type, as well as those those with dynamic-choice-list relationships. &lt;span id=&quot;XinhaEditingPostion&quot;&gt;&lt;/span&gt; Flexfields Dynamic and Extensible Flexfields satisfy a similar requirement as custom fields (for Application Composer), with flexfields common across the Fusion Financials, Supply Chain and Procurement, and HCM applications. The basic principle is when you enable and configure your flexfields, in the edit page under each segment region (for both global and context segments) there is a BI Enabled check box. Once this is checked and you've completed your configuration, you run the Scheduled Process job named 'Import Oracle Fusion Data Extensions for Transactional Business Intelligence' to generate and migrate the related BI artifacts and data. This applies for dynamic, key, and extensible flexfields. Of course there is more to consider in terms of how you wish your flexfields to be implemented and exposed in your reports, and details are given in Chapter 4 of the Extending Applications guide.

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  • Crashing trying to install Ubuntu 12.04 LTS

    - by Daniel Evans
    Hardware: Dell Inspiron 1545 Steps are as follows: 1. Insert 64 bit Ubuntu 12.04 disc 2. Boot computer Output is as follows: error: unexpectedly disconnected from boot status daemon Generating locales... en_US.UTF-8... done Generation complete. MEMORY-ERROR: glib-compile-schemas[569]: GSlice: assertion failed: aligned_memory == (gpointer) addr Aborted pwconv: failed to change the mode of /etc/passwd- to 0600 MEMORY-ERROR: [996]: GSlice: assertion failed: aligned_memory == (gpointer) addr MEMORY-ERROR: glib-compile-scehmas[1034]: GSlice: assertion failed: aligned_memory == gpointer) addr Aborted /usr/lib/python2.7/dist-packages/LanguageSelector/LocaleInfo.py:256: UserWarning: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory warnings.warn(msg.args[0].encode('UTF-8')) Using CD-ROM mount point /cdrom ... etc etc... End up at a prompt line ubuntu@ubuntu:~$

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  • apt-get works with --force-yes but cannot reproduce the issue on a fresh box

    - by deepak
    apt-get does not work the first time but works the second time i install ntp like: apt-get -q -y install ntp=1:4.2.6.p3+dfsg-1ubuntu3.1 It failed saying: WARNING: The following packages cannot be authenticated! libcap2 libopts25 ntp E: There are problems and -y was used without --force-yes Afterwards i ran, apt-key update and ran the same commad with --force-yes: apt-get -q -y --force-yes install ntp=1:4.2.6.p3+dfsg-1ubuntu3.1 Thereafter running apt-get purge and reinstalling ntp runs. "without" --force-yes apt-get purge libcap2 libopts25 ntp apt-get -q -y install ntp=1:4.2.6.p3+dfsg-1ubuntu3.1 Also i created a fresh VM and could not reproduce the issue. On a fresh VM, the same apt-get command runs the first time, without "--force-yes" Two questions, why does running apt-get work the second time and cannot reproduce the error ? full errors and sequential steps at, https://gist.github.com/3017966

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  • How exactly does XNA's SpriteBatch work?

    - by David Gouveia
    To be more precise, if I needed to recreate this functionality from scratch in another API (e.g. in OpenGL) what would it need to be capable of doing? I do have a general idea of some of the steps, such as how it prepares an orthographic projection matrix and creates a quad for each draw call. I'm not too familiar, however, with the batching process itself. Are all quads stored in the same vertex buffer? Does it need an index buffer? How are different textures handled? If possible I'd be grateful if you could guide me through the process from when SpriteBatch.Begin() is called until SpriteBatch.End(), at least when using the default Deferred mode.

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  • How important are unit tests in software development?

    - by Lo Wai Lun
    We are doing software testing by testing a lot of I/O cases, so developers and system analysts can open reviews and test for their committed code within a given time period (e.g. 1 week). But when it come across with extracting information from a database, how to consider the cases and the corresponding methodology to start with? Although that is more likely to be a case studies because the unit-testing depends on the project we have involved which is too specific and particular most of the time. What is the general overview of the steps and precautions for unit-testing?

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  • JavaOne+Oracle Develop or OOW? - You don't need to choose

    - by shay.shmeltzer
    So you went to the JavaOne/Oracle Develop registration and noticed that this pass doesn't include entry to the Oracle OpenWorld (OOW) sessions. Then you looked at the OOW pass and noticed this one doesn't include access to Oracle Develop and JavaOne. What's up with this? What if you want to see session in all of the above? Well turns out you don't need to pay for two complete passes (each around $2,000) - if you actually choose OOW registration and go through the registration steps - after you finish inserting your personal info you'll get a chance to extend your OOW pass to include Oracle Develop and JavaOne for only an additional $100. Cool! Extra bonus this year - even if you are just getting the JavaOne/Oracle Develop pass you get to go to the Wednesday night party with the big rock shows.

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  • Multi option step-by-step walkthrough? [closed]

    - by James Simpson
    I'm looking for a service ideally (but script maybe) that would allow me to create a step-by-step walkthrough, customised by options users choose in earlier steps. It is difficult to describe and if there is a better description I could Google for, please let me know! Basically, I want to start with a few options for a user to click on and then change what comes next based on that click and be able to do this through a whole walk through (explaining how to set a service up). As mentioned earlier, if it was a SAAS I could use (in the vein of desk.com) that would be perfect. Thank you and please ask questions if I've described it poorly!

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  • LED 49-unit Quadcopter Formation Foreshadows The Robot Takeover

    - by Jason Fitzpatrick
    Perhaps there are a few more steps between 49 semi-autonomous quadcopters doing a little aerial dancing and Skynet, but we’re awed and apprehensive at the same time. Check out the video to see them in action. The video comes to us courtesy of a German art conference, Ars Electronica, and a colloboration between two design groups Futurelab and Ascending Technologies GmbH. The above video is just their warmup routine; according to YouTube comments they’ll be uploading even more videos of the quadcopters and their synchronized night flights in the coming days. [via Motherboard] HTG Explains: Is ReadyBoost Worth Using? HTG Explains: What The Windows Event Viewer Is and How You Can Use It HTG Explains: How Windows Uses The Task Scheduler for System Tasks

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  • Assigning a DLL strong name

    - by DAXShekhar
    Hi Guys, few days back I needed to install few DLL  assemblies to GAC, since I hardly knew about this topic, so googled on the internet and here is what I learned; There is a utility named ‘gacutil.exe’ which is delivered with Visual studio and .NET framework ( search in your PC for gacutil.exe) or you can also download  from internet. Before installing the DLL to GAC , ensure that the DLL you want to install has a strong name. To assign a strong name follow these steps::   1) Open the visual studio and open your C# project 2) Right click on the project/Solution and click on properties. 3) Click on the ‘Signing’ tab 4) Select the check box Sign the assembly and select a strong key file . 5) You can also create a new key file by selecting new, click on new to create a key file, provide the name of the file and password 6) Now build your solution, the dll file generated has a strong name.

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  • Create named criteria in EJB Data control

    - by shantala.sankeshwar
    This article gives the detailed steps on creating named criteria in EJB Data control.Note that this feature is available in Jdev version 11.1.2.0.0Use Case DescriptionSuppose we have defined an EJB Entity Object & we would like to filter the Entity object based on some criteria,then this filtering can be achieved by creating named criteria in EJB Data Control.Implementation stepsLet us suppose that we have created Java EE Web Application with Entities from Emp table Create session bean,generate data control for the same Edit empFindAll in DataControls.dcx fileCreate simple Named Criteria: deptno>=20Create on '+' icon to create Named Criteria:Refresh the Data Controls & create a new jspx page.Drop EmpCriteria as ADF Query Panel with TableRun the page,click on search button & we will see that Emp table shows filtered records

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  • jQuery with SharePoint solutions

    - by KunaalKapoor
    For me jQuery is the 'Plan-B' for everything.And most of my projects include the use of jQuery for something or the other, so I decided to write a small note on what works best while using jQuery along with SharePoint.I prefer to use the jQuery JavaScript library, which is far more robust, easier to use, and allows for plugins. Follow the steps below to add jQuery to your master page. For office 365, the prefered location to add jQuery files is the "Site Asserts" library.Deployment Best PracticesThey are only as good as the context it’s being referenced.  In other words, take into account your world before applying it.Script your deployment options.  Folder in SPD. Use the file system.  Make external references.  The JQuery library is on the Microsoft Ajax Content Delivery Network. You may even choose to publish to and from the document library. (pros and cons to this approach)Reference options when referencing the script.ScriptLink will make sure it’s loaded at the top of the page and only loaded once. You need Visual Studio or SPDContent Editor Web Part (CEWP).  Drop it on the page and it’s there.  Easy but dangerousCustom Actions. Great for global deployments of JQuery.  Loads it on every page. It also works in Sandbox installations.Deployment Maintenance Dont’sDon’t add scripts directly to your Master Page. That’s way too much effort because the pages are hard to maintain.Don’t add scripts directly to the CEWP.  Use a content link instead. That will allow for reuse. If you or someone deletes the CEWP you won’t lose code in the web partSecurity.  Any scripts run with the same privileges of the current user.  In other words, you can’t get in trouble.Development Best PracticesDon’t abuse the DOM.  There are better options to load the DOM without hitting it 1,000 times.User other performance boosters.Try other libraries.  Try some custom codeAvoid String conversionMinify your filesUse CAML to reduce number of returns rowsOnly update your JQuery library AFTER RIGOROUS REGRESSION TESTINGCRUD operations can come with some funSP Services wraps SharePoint’s web services for executionThe Bing SDK is pretty easy to use.  You can add it to your page with a script,  put it into a content editor web part and connect it from the address parameters in a list.Steps:1. Go to jquery.com and download the latest jQuery library to your desktop. You want to get the compressed production version, not the development version.2. Open SharePoint Designer (SPD) and connect to the root level of your site's site collection.In SPD, open the "Style Library" folder. Create a folder named "Scripts" inside of the Style Library. Drag the jQuery library JavaScript file from your desktop into the Scripts folder.In the Scripts folder, create a new JavaScript file and name it (e.g. "actions.js").3. If you are using visual studio add a folder for js, you can create a new folder at the root level or if you prefer more cleaner solutions like me, you can use the layouts folder which cleans out on deactivation/uninstall.4. Within the <head> tag of the master page, add a script reference to the jQuery library just above the content place holder named "PlaceHolderAdditonalPageHead" (and above your custom CSS references, if applicable) as follows:<script src="/Style%20Library/Scripts/{jquery library file}.js" type="text/javascript"></script>Immediately after the jQuery library reference add a script reference to your custom scripts file as follows:<script src="/Style%20Library/Scripts/actions.js" type="text/javascript"></script>Inside your script tag, you can test if jQuery is already defined and if not, then add it to the page.<script type='text/javascript'>  if (typeof jQuery == 'undefined')    document.write('<scr'+'ipt type="text/javascript" src="http://code.jquery.com/jquery-1.6.1.min.js"></sc'+'ript>');</script>For the inquisitive few... Read on if you'd like :)Why jQuery on SharePoiny is AwesomeIt’s all about that visual wow factor.  You can get past that, “But it looks like SharePoint”  Take a long list view and put it into JQuery with pagination, etc and you are the hero.  It’s also about new controls you get with JQuery that you couldn’t do before.Why jQuery with SharePoint should be AwfulAlthough it’s fairly easy to get jQuery up and running. Copy/Paste can cause a problem.  If you don’t understand what it’s doing in the Client Object Model and the Document Object Model then it will do things on your site that were completely unexpected. Many blogs will note workarounds they employed on their sites. Why it’s not working: Debugging “sucks”.You need to develop small blocks of functionality, Test it by putting in some alerts  and console.log. Set breakpoints and monitor the DOM via Firebug and some IE development toolsPerformance - It happens all the time. But you should look at the tradeoffs. More time may give you more functionality.Consistency - ”But it works fine on my computer. So test on many browsers.  Take into account client resourcesHarm the Farm -  You need to code wisely and negatively test.  Don’t be the cause of a DoS attack that’s really JQuery asking for a resource over and over and over again.  So code wisely. Do negative testing. Monitor Server Resources.They also did a demo where JQuery did an endless loop to pull data from a list. It’s a poor decision but also an easy mistake.  They spiked their server resources within a couple seconds and had to shut down the call before it brought it down.ConclusionJQuery is now another tool in your tool kit. You don’t have to use it. Use it where it makes sense and where it helps you get your job done.Don’t abuse it, you will pay for it laterIt will add to page bloat so take that into accountIt can slow your performance

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  • Identifying the best pattern

    - by Daniel Grillo
    I'm developing a software to program a device. I have some commands like Reset, Read_Version, Read_memory, Write_memory, Erase_memory. Reset and Read_Version are fixed. They don't need parameters. Read_memory and Erase_memory need the same parameters that are Length and Address. Write_memory needs Lenght, Address and Data. For each command, I have the same steps in sequence, that are something like this sendCommand, waitForResponse, treatResponse. I'm having difficulty to identify which pattern should I use. Factory, Template Method, Strategy or other pattern.

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  • ASP.Net Development Tips

    Opening ASP.NET 3.5 websites in VWD 2010 VWD Express 2010 by default supports ASP.NET 4.0. If you are opening old projects that are based on either ASP.NET 3.5 or ASP.NET 2.0, you need to make some adjustments. Refer to the steps below: 1. Back up the folder containing your ASP.NET 3.5 website files and place it in another directory. For example, suppose this is the path of your original ASP.NET website that needs to be opened in VWD 2010: L:aspdotnetprojectsareaofcirclefunction Copy that folder (do not cut it) and put it in a separate folder that can be accessed by VWD 2010. By copying the fo...

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  • Performance Tuning with Traces

    - by Tara Kizer
    This past Saturday, I presented "Performance Tuning with Traces" at SQL Saturday #47 in Phoenix, Arizona.  You can download my slide deck and supporting files here. This is the same presentation that I did in September at SQL Saturday #55 in San Diego, however I focused less on my custom server-side trace tool and more on the steps that I take to troubleshoot a production performance problem which often includes server-side tracing.  If any of my blog readers attended the presentation, I'd love to hear your feedback.  I'm specifically interested in hearing constructive criticism.  Speaking in front of people is not something that comes naturally to me.  I plan on presenting in the future, so feedback on how I can do a better job would be very helpful.  My number one problem is I talk too fast!

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  • How to Implement a Parallel Workflow

    - by Paul
    I'm trying to implement a parallel split task using a workflow system. I'm using .NET but my process is very simple and I don't want to use WF or anything heavy like that. I've tried using Stateless. So far is was easy to set up and run, but I may be using the wrong tool for the job because I'm not sure how you're supposed to model parallel split workflows, where you have multiple sub-tasks required before you can advance to the next state, but the steps don't require being performed in any particular order. I can easily use the dynamic configuration options to check my data model manually to see if the model is in the correct state (all sub-tasks completed) and can transition to the next state, but this seems to completely break the workflow paradigm. What is the proper, orthodox way to implement a parallel split process? Thanks

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  • On Adopting the Mindset of an Enterprise DBA

    Although many of the important tasks a DBA has to perform should be done 'by hand', keying in commands or using SSMS, the canny DBA with a heavy workload will always have an eye to automating routine tasks wherever possible, or using a tool. 24% of devs don’t use database source control – make sure you aren’t one of themVersion control is standard for application code, but databases haven’t caught up. So what steps can you take to put your SQL databases under version control? Why should you start doing it? Read more to find out…

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  • Calculate gears rotation for a realtime simulation

    - by nkint
    Hi I'm trying to do a game with real time simulations of gears. There is a big Gear with inside a smaller gear. I managed to draw gears with different diameters but equal size teeth, but if i try to move the smaller one inside the bigger one the movement is odd. see the animated gif. the biggest gear is in center C1 and the small in the center C2. I calculate C2 position in this way: C2.x = C1.x + C1_RADIUS-C2_RADIUS) * cos(t); C2.y = C1.y - C1_RADIUS-C2_RADIUS) * sin(t); for t that goes from 0 to TWO_PI in n steps. I apply as rotation the angle t, but maybe it is wrong and i have to calculate another rotation for get a perfect joint

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  • Gotcha | Installing .net 4.0 and IIS 6

    - by Steve Clements
    Just a quick one, seems pretty weird to me. I installed .net 4.0 on an old IIS6 box, ready to deploy a asp.net mvc app targeting .net 4.0.  I thought, which to me seems logical, that I install .net 4.0, setup a new web site, new app pool, set the web site to asp.net 4.0 (other configuration also needed to run MVC on IIS6 here and here) and it would just work. Errr… No.  The page cannot be displayed!  Nothing to do with MVC. Apparently just because you have installed .net 4 and the option is available in IIS, it’s not enabled.  I’m not going to repeat anything here…take a look at this post – clear, easy steps on exactly what you need to do and how to check if this is the problem. http://johan.driessen.se/archive/2010/04/13/getting-an-asp.net-4-application-to-work-on-iis6.aspx

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  • How to Upgrade an existing Customer from OBI10g to 11g: Live Virtual Class

    - by Mike.Hallett(at)Oracle-BI&EPM
    This Live Virtual Class eSeminar on upgrading to Oracle Business Intelligence Enterprise Edition 11g, from OBI 10g, is FREE for Oracle Partners. When : Thursday, January 5, 2012 @ 14.00 CET  / 13.00 UK (120 Minute eSeminar) Where : Goto REGISTER HERE During this session you will learn: OBIEE 11g Infrastructure – What Is Different From OBIEE 10g? Considerations During The Upgrade, Repository Metadata, Presentation Catalog, BI Publisher, BI Security Planning Your Upgrade Optimizing OBI 10g for an 11g Upgrade Copying OBI 10g to New Server Installing OBI 11g on New Server Running Upgrade Assistant & Running OBI 11g Post-Upgrade Steps Testing Upgrading Environment Capacity Planning Guide Q&A Who Should attend? Oracle partners with experience of OBIEE+ 10g BI and EPM developers, architects and implementers Oracle partners with Clients using OBI10g

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  • Implementing set of processes in a stored procedure or through the code?

    - by just_name
    I want to know what's the suitable method to implement the following case (best practice). If i make a set of processes like this : 1- select data from set of DB tables. 2- loop on the selected result . 3- Make some checks on each iteration . 4- Insert the result in another table . Implementing the previous steps in a stored procedure or in a transaction through my code (asp.net) . ? Concerning the performance , security and reliability issues .

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  • GnuPG v1.4.10 cant read

    - by Nicky Bailuc
    I was thinking of "Getting Involved" with Ubuntu and decided to join the Bug Squad. After a few steps of joining, I got an email with a OpenPGP key licenced at Gnu version 1.4.10 and went on their website. They recommended me a couple of apps that can decode the code, but none of them worked, in fact each of them said that the code is corrupted. I thought that there's something wrong with that email, so I resent the request. As I got another email and tried the code with those programs, the programs said the same thing. How can I decode the code properly? Is there an online way of doing it? Any suggestions?

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  • Exalogic 2.0.1 Tea Break Snippets - Modifying the Default Shipped Template

    - by The Old Toxophilist
    Having installed your Exalogic Virtual environment by default you have a single template which can be used to create your vServers. Although this template is suitable for creating simple test or development vServers it is recommended that you look at creating your own custom vServers that match the environment you wish to build and deploy. Therefore this Tea Time Snippet will take you through the simple process of modifying the standard template. Before You Start To edit the template you will need the Oracle ModifyJeos Utility which can be downloaded from the eDelivery Site. Once the ModifyJeos Utility has been downloaded we can install the rpms onto either an existing vServer or one of the Control vServers. rpm -ivh ovm-modify-jeos-1.0.1-10.el5.noarch.rpm rpm -ivh ovm-template-config-1.0.1-5.el5.noarch.rpm Alternatively you can install the modify jeos packages on a none Exalogic OEL installation or a VirtualBox image. If you are doing this, assuming OEL 5u8, you will need the following rpms. rpm -ivh ovm-modify-jeos-1.0.1-10.el5.noarch.rpm rpm -ivh ovm-el5u2-xvm-jeos-1.0.1-5.el5.i386.rpm rpm -ivh ovm-template-config-1.0.1-5.el5.noarch.rpm Base Template If you have installed the modify onto a vServer running on the Exalogic then simply mount the /export/common/images from the ZFS storage and you will be able to find the el_x2-2_base_linux_guest_vm_template_2.0.1.1.0_64.tgz (or similar depending which version you have) template file. Alternatively the latest can be downloaded from the eDelivery Site. Now we have the Template tgz we will need the extract it as follows: tar -zxvf  el_x2-2_base_linux_guest_vm_template_2.0.1.1.0_64.tgz This will create a directory called BASE which will contain the System.img (VServer image) and vm.cfg (VServer Config information). This directory should be renamed to something more meaning full that indicates what we have done to the template and then the Simple name / name in the vm.cfg editted for the same reason. Modifying the Template Resizing Root File System By default the shipped template has a root size of 4 GB which will leave a vServer created from it running at 90% full on the root disk. We can simply resize the template by executing the following: modifyjeos -f System.img -T <New Size MB>) For example to imcrease the default 4 GB to 40 GB we would execute: modifyjeos -f System.img -T 40960) Resizing Swap We can modify the size of the swap space within a template by executing the following: modifyjeos -f System.img -S <New Size MB>) For example to increase the swap from the default 512 MB to 4 GB we would execute: modifyjeos -f System.img -S 4096) Changing RPMs Adding RPMs To add RPMs using modifyjeos, complete the following steps: Add the names of the new RPMs in a list file, such as addrpms.lst. In this file, you should list each new RPM in a separate line. Ensure that all of the new RPMs are in a single directory, such as rpms. Run the following command to add the new RPMs: modifyjeos -f System.img -a <path_to_addrpms.lst> -m <path_to_rpms> -nogpg Where <path_to_addrpms.lst> is the path to the location of the addrpms.lst file, and <path_to_rpms> is the path to the directory that contains the RPMs. The -nogpg option eliminates signature check on the RPMs. Removing RPMs To remove RPM s using modifyjeos, complete the following steps: Add the names of the RPMs (the ones you want to remove) in a list file, such as removerpms.lst. In this file, you should list each RPM in a separate line. The Oracle Exalogic Elastic Cloud Administrator's Guide provides a list of all RPMs that must not be removed from the vServer. Run the following command to remove the RPMs: modifyjeos -f System.img -e <path_to_removerpms.lst> Where <path_to_removerpms.lst> is the path to the location of the removerpms.lst file. Mounting the System.img For all other modifications that are not supported by the modifyjeos command (adding you custom yum repositories, pre configuring NTP, modify default NFSv4 Nobody functionality, etc) we can mount the System.img and access it directly. To facititate quick and easy mounting/unmounting of the System.img I have put together the simple scripts below. MountSystemImg.sh #!/bin/sh # The script assumes it's being run from the directory containing the System.img # Export for later i.e. during unmount export LOOP=`losetup -f` export SYSTEMIMG=/mnt/elsystem # Make Temp Mount Directory mkdir -p $SYSTEMIMG # Create Loop for the System Image losetup $LOOP System.img kpartx -a $LOOP mount /dev/mapper/`basename $LOOP`p2 $SYSTEMIMG #Change Dir into mounted Image cd $SYSTEMIMG UnmountSystemImg.sh #!/bin/sh # The script assumes it's being run from the directory containing the System.img # Assume the $LOOP & $SYSTEMIMG exist from a previous run on the MountSystemImg.sh umount $SYSTEMIMG kpartx -d $LOOP losetup -d $LOOP Packaging the Template Once you have finished modifying the template it can be simply repackaged and then imported into EMOC as described in "Exalogic 2.0.1 Tea Break Snippets - Importing Public Server Template". To do this we will simply cd to the directory above that containing the modified files and execute the following: tar -zcvf <New Template Directory> <New Template Name>.tgz The resulting.tgz file can be copied to the images directory on the ZFS and uploadd using the IB network. This entry was originally posted on the The Old Toxophilist Site.

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