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  • Different Versions of an application in same java application server

    - by Cem
    Hi, We are utilizing citrix netscalar with more than 20 glassfish java application servers. Unfortunately we have to remove previous application before deploying a new version of it since we have same context for these two different application. This error-prone process leads some problems due to lack of attention in builds or other problems. In an urgent case, we simply want to redirect to all traffic to previous application. What is the best practice to run different version of an application in a substantial number of servers in same time? Thanks

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  • I need a query designed for MySQL translated to work for SQL Server 2005

    - by brookmarker
    I've spent a whole day on this already without figuring it out. I'm hoping somebody can help me translate the following MySQL query to work for SQL Server 2005: SELECT MAX ( messages.date ) AS maxdate, topics.id AS topicid, topics.*, users.* FROM messages, topics, users WHERE messages.topic_id = topics.id AND topics.user_id = users.id AND topics.forum_id = " . $forumid . " GROUP BY messages.topic_id ORDER BY maxdate DESC $forumid is a QueryString value defined in the following VB.NET code-behind code: forumName.Text = "<a href='ViewForum.aspx?forumid=" & row.id & "'>" & row.name & "</a>" I'd be super grateful if u can help.

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  • C# pulling out columns from combobox text

    - by Mike
    What i have is four comboboxes and two files. If the column matches the combobox i need to write it out to a file but it has to appened with the second combobox. So for example Combobox1: Apple | Orange Combobox2: Pineapple | Plum I have selected Apple Plum I need to search threw a text file and find whatever columns is Apple or Plum: Orange|Pear|Peach|Turnip|Monkey|Apple|Grape|Plum and then i need to write out just the columns Apple|Plum to a new text file. Any help would be awesome! Better example Combobox1 selected item:Apple Combobox2 selected item:Plum Text FILE: APPLE|Pear|Plum|Orange 1|2|3|4 215|3|45|98 125|498|76|4 4165|465|4|65 Resulting File: 1|3 215|45 125|76 4165|4 Thanks for the advice, i dont need help on adding to combobox or reading the files, just how to create a file from a delimited file having multiple columns.

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  • Custom spring interceptor

    - by Hari
    Hi, I want to convert some of our internal API into a spring bean spring interceptor that we can use in other projects. This API needs some instantiation and other logic which I want to encapsulate in this bean so that we can just put the bean into our app context with necessary propoerties alone, and this will then apply the logic. I remember having read an article on this somewhere in the past - but cant find it now. Any pointers to something similar will be helpful EDIT: Sorry, I meant a spring interceptor, not a bean - my bad - please see my edit. I want to apply this interceptor to another bean dealing in XML messages.

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  • MySQL - ERROR 1045 - Access denied

    - by Abs
    In some way I have managed to get this error when I try to access into MySQL via the command line: [root@localhost ~]# mysql -u root -p Enter password: ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES) I have tried resetting the password without any luck using this HowTo. I have uninstalled mysql completley and reinstalled but I still get asked for a password. I have no idea why this is the case! Can someone please help me get a default install of MySQL. Environment Fedora Core 10, Full Root Access, Apache and PHP installed Thank you for any help!! EDIT To all those that would like to save themselves a few hours of "blood coughing" - when you uninstall MySQl completely delete everything that is left behind. If you don't do this, it will never be a FRESH install.

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  • declarative authorization and has_and_belongs_to_many

    - by Michael Balsiger
    Hi, I have a little problem with declarative-authorization. I have a User and Role Model with a has_and_belongs_to_many association. I've created a Role named :moderator in my authorization_rules.rb Is it possible that a User with the Role Moderator only gets the Users that have the Moderator Role assigned to it?? -- User.with_permissions_to(:index) I thought it would be possible like that: role :moderator do has_permission_on :users, :to => :index do if_attribute :roles => contains { ????? } end end I also created a named_scope in my User Model because I thought it would help... class User has_and_belongs_to_many :roles named_scope :by_role, lambda { |role| { :include => :roles, :conditions => {"roles.name" => role} } } end Does anyone knows if it's possible to do this with declarative_authorization? Thanks for your help!

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  • Problem with connection to MS SQL Server database using SSMS

    - by Charles
    I have a database on line with Godaddy (who uses SQL Server 2005). They provide basic management tools, but tell you that for more advanced tools you can connect directly using SSMS. I followed their instructions to ensure my online database will accept remote connections, and can apparently log in using SSMS with success (after giving my hostname and access data). However: When attempting to expand the "Databases" folder tree, I get the following error: Failed to retrieve data for this request. (Microsoft.SqlServer.Management.Sdk.Sfc) For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server& LinkId=20476 ADDITIONAL INFORMATION: An exception occurred while executing a Transact-SQL statement or batch. (Microsoft.SqlServer.ConnectionInfo) The server principal "cmitchell" is not able to access the database "3pointdb" under the current security context. (Microsoft SQL Server, Error: 916) For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=09.00.4262&EvtSrc=MSSQLServer&EvtID=916&LinkId=20476

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  • Repeating fields in similar database tables

    - by user1738833
    I have been tasked with working on a database that I have never seen before and I'm looking at the DB structure. Some of the central and most heavily queried and joined tables look like virtual duplicates of each other. Here's a massively simplified representation of the situation, with business-sensitive information changed, listing hypothetical table names and fields: TopLevelGroup: PK_TLGroupId, DisplaysXOnBill, DisplaysYOnBill, IsInvoicedForJ, IsInvoicedForK SubGroup: PK_SubGroupId, FK_ParentTopLevelGroupId, DisplaysXOnBill, DisplaysYOnBill, IsInvoicedForJ, IsInvoicedForK SubSubGroup: PK_SubSUbGroupId, FK_ParentSubGroupId, DisplaysXOnBill, DisplaysYOnBill, IsInvoicedForJ, IsInvoicedForK I haven't listed the types of the fields as I don't think it's particularly important to the situation. In addition, it's worth saying that rather than four repeated fields as in the example above, I'm looking at 86 repeated fields. For the most part, those fields genuinely do represent "facts" about the primary table entity, so it's not automatically wrong for that reason. In addition, the "groups" represented here have a property inheritance relationship. If DisplaysXOnBill is NULL in the SubSubGroup, it takes the value of DisplaysXOnBillfrom it's parent, the SubGroup, and so-on up to the TopLevelGroup. Further, the requirements will never require that the model extends beyond three levels, so there is no need for flexibility in that area. Is there a design smell from several tables which describe very similar entities having almost identical fields? If so, what might be a better design of the example above? I'm using the phrase "design smell" to indicate a possible problem. Of course, in any given situation, a particular design might well be the best solution. I'm looking for a more general answer - wondering what might be wrong with this design and what might be the better design were that the case. Possibly related, but not primary questions: Is this database schema in a reasonably normal form (e.g. to 3NF), insofar as can be told from the information I've provided. I can't see a problem with the requirements of 2NF and 3NF, except in their inheriting the requirements of 1NF. Is 1NF satisfied though? Are repeating groups allowed in different tables? Is there a best-practice method for implementing the inheritance relationship in a database as I require? The method above feels clunky to me because any query on the SubSubGroup necessarily needs to join onto the SubGroup and the TopLevelGroup tables to collect inherited facts, which can make even trivial joins requiring facts from the SubSubGroup table rather long-winded. There are, of course, political considerations to making a relatively large change like this. For the purpose of this question, I'm happy to ignore that fact in the interests of keeping the answers ring-fenced to the technical problem.

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  • Tips for optimizing C#/.NET programs

    - by Bob
    It seems like optimization is a lost art these days. Wasn't there a time when all programmers squeezed every ounce of efficiency from their code? Often doing so while walking 5 miles in the snow? In the spirit of bringing back a lost art, what are some tips that you know of for simple (or perhaps complex) changes to optimize C#/.NET code? Since it's such a broad thing that depends on what one is trying to accomplish it'd help to provide context with your tip. For instance: When concatenating many strings together use StringBuilder instead. If you're only concatenating a handful of strings it's ok to use the + operator. Use string.Compare to compare 2 strings instead of doing something like string1.ToLower() == string2.ToLower()

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  • Displaying popup images on button click

    - by Anees
    Hi experts, Please refer the image given in the url http://docs.google.com/Doc?docid=0AQhgDtGvE2HgZGZ6cmtua185M2RneG5nYmNm&hl=en My query is, How can I display the messages corresponding to the rounded buttons and the table row , when I click on the rounded button with question mark. I know, I have to use listener for the ? button , but what should I do in listener exactly, such that when I click, it shows those alerts(images) and when I click again, it disappears. Please help. Any help in this regard is well appreciated. Regards, Rony

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  • How to assign class property as display data member in datagridview

    - by KoolKabin
    hi guys, I am trying to display my data in datagridview. I created a class with different property and used its list as the datasource. it worked fine. but I got confused how to do that in case we have nested class. My Classes are as follows: class Category property UIN as integer property Name as string end class class item property uin as integer property name as string property mycategory as category end class my data list as follows: dim myDataList as list(of Item) = new List(of Item) myDataList.Add(new Item(1,"item1",new category(1,"cat1"))) myDataList.Add(new Item(2,"item2",new category(1,"cat1"))) myDataList.Add(new Item(3,"item3",new category(1,"cat1"))) myDataList.Add(new Item(4,"item4",new category(2,"cat2"))) myDataList.Add(new Item(5,"item5",new category(2,"cat2"))) myDataList.Add(new Item(6,"item6",new category(2,"cat2"))) Now I binded the datagridview control like: DGVMain.AutoGenerateColumns = False DGVMain.ColumnCount = 3 DGVMain.Columns(0).DataPropertyName = "UIN" DGVMain.Columns(0).HeaderText = "ID" DGVMain.Columns(1).DataPropertyName = "Name" DGVMain.Columns(1).HeaderText = "Name" DGVMain.Columns(2).DataPropertyName = "" **'here i want my category name** DGVMain.Columns(2).HeaderText = "category" DGVMain.datasource = myDataList DGVMain.refresh() I have tried using mycategory.name but it didn't worked. What can be done to get expected result? Is there any better idea other than this to accomplish the same task? Edited My question as per comment: I have checked the link given by u. It was nice n very usefull. Since the code was in c# i tried to convert it in vb. Everything went good but failed at a point of case sensitive and next one is that i had my nested class name itemcategory and my property name was category. there it arouse the problem. it didn't searched for category but it searched for itemcategory. so confused on it. My Code as follows: Private Sub DGVMain_CellFormatting(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewCellFormattingEventArgs) Handles DGVMain.CellFormatting Dim DGVMain As DataGridView = CType(sender, DataGridView) e.Value = EvaluateValue(DGVMain.Rows(e.RowIndex).DataBoundItem, DGVMain.Columns(e.ColumnIndex).DataPropertyName) End Sub Private Function EvaluateValue(ByRef myObj As Object, ByRef myProp As String) As String Dim Ret As String = "" Dim Props As System.Reflection.PropertyInfo() Dim PropA As System.Reflection.PropertyInfo Dim ObjA As Object If myProp.Contains(".") Then myProp = myProp.Substring(0, myProp.IndexOf(".")) Props = myObj.GetType().GetProperties() For Each PropA In Props ObjA = PropA.GetValue(myObj, New Object() {}) If ObjA.GetType().Name = myProp Then Ret = EvaluateValue(ObjA, myProp.Substring(myProp.IndexOf(".") + 1)) Exit For End If Next Else PropA = myObj.GetType().GetProperty(myProp) Ret = PropA.GetValue(myObj, New Object() {}).ToString() End If Return Ret End Function

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  • How can I hide the taxonomy field for authenticated users but show it for other users in Drupal 6?

    - by Jaymie
    I have a Drupal (v6.17) Content Type which includes a Taxonomy field. I want to hide this from ordinary Authenticated Users, but want it available to my Site Contributor role users, so they can review and then assign tags to user-created nodes. I've tried overriding the Node Add/Edit form in Panels 3 by creating a panel variant especially for Authenticated Users, which would exclude the Taxonomy field. However, the Taxonomy field is bundled in with the "General Form" controls - without showing this, I don't get the Title and Body fields. Is there a way I can either include the Title and Body fields without Taxonomy, OR hide just the Taxonomy field when the authenticated user role creates a node. I realise there's a CCK field which might be able to help me out here, but how do I tie that to the Taxonomy module? Any help gratefully received.

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  • Java: omitting a data member from the equals method.

    - by cchampion
    public class GamePiece { public GamePiece(char cLetter, int nPointValue) { m_cLetter=cLetter; m_nPointValue=nPointValue; m_nTurnPlaced=0; //has not been placed on game board yet. } public char GetLetter() {return m_cLetter;} public int GetPointValue() {return m_nPointValue;} public int GetTurnPlaced() {return m_nTurnPlaced;} public void SetTurnPlaced(int nTurnPlaced) { m_nTurnPlaced=nTurnPlaced; } @Override public boolean equals(Object obj) { /*NOTE to keep this shorter I omitted some of the null checking and instanceof stuff. */ GamePiece other = (GamePiece) obj; //not case sensitive, and I don`t think we want it to be here. if(m_cLetter != other.m_cLetter) { return false; } if(m_nPointValue != other.m_nPointValue) { return false; } /* NOTICE! m_nPointValue purposely omitted. It does not affect hashcode or equals */ return true; } @Override public int hashCode() { /* NOTICE! m_nPointValue purposely omitted. It should not affect hashcode or equals */ final int prime = 41; return prime * (prime + m_nPointValue + m_cLetter); } private char m_cLetter; private int m_nPointValue; private int m_nTurnPlaced;//turn which the game piece was placed on the game board. Does not affect equals or has code! } Consider the given piece of code. This object has been immutable until the introduction of the m_nTurnPlaced member (which can be modified by the SetTurnPlaced method, so now GamePiece becomes mutable). GamePiece is used in an ArrayList, I call contains and remove methods which both rely on the equals method to be implemented. My question is this, is it ok or common practice in Java for some members to not affect equals and hashcode? How will this affect its use in my ArrayList? What type of java Collections would it NOT be safe to use this object now that it is mutable? I've been told that you're not supposed to override equals on mutable objects because it causes some collections to behave "strangely" (I read that somewhere in the java documentation).

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  • How to save a value in a plist file in iphone?

    - by Warrior
    I am new to iphone development.I am using the below code to add the value to the plist but when check the plist after executing the code i dont see any value saved in the plist.Where do i go wrong? please help me out.The plist i have created is in the resource folder.Thanks. NSString *path = [[NSBundle mainBundle] bundlePath]; NSString *finalPath = [path stringByAppendingPathComponent:@"regvalue.plist"]; NSMutableDictionary* plistDict = [[NSMutableDictionary alloc] initWithContentsOfFile:finalPath]; [plistDict setValue:@"hello" forKey:@"choice"]; [plistDict writeToFile:finalPath atomically: YES]; For retrieving the value NSString *path = [[NSBundle mainBundle] bundlePath]; NSString *finalPath = [path stringByAppendingPathComponent:@"regvalue.plist"]; NSMutableDictionary* plistDict = [[NSMutableDictionary alloc] initWithContentsOfFile:finalPath]; NSString *value; value = [plistDict objectForKey:@"choice"]; NSLog(@"the value is %@",value); It gives only null value.Please help me out.Thanks.

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  • How to decrypt IRC Bot's blowfish encrypted messages.

    - by Arsheep
    I am making an IRC bot in php to read content of a channel. Bot is done fine.But the messages are encrypted With blowfish encryption. i have the key and all, i tried PHP's code below but didn;t worked. echo mcrypt_decrypt(MCRYPT_BLOWFISH,$key,$input,MCRYPT_MODE_ECB); For more help the encryption is done via drftpd site bot. I can find this link http://trac.drftpd.org/browser/branches/jpf/src/plugins/org.drftpd.plugins.sitebot/src/org/drftpd/plugins/sitebot/OutputWriter.java?rev=1721 Written in Java so may be some Java guy can help too .

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  • Need to autosave TinyMCE

    - by BFTrick
    Hello, I am looking for some help autosaving tinyMCE. I want to save the content within tiny into its respective textarea after content has been updated. So that when I make an ajax call the content is in the textarea ready to be posted. Currently I have this little bit of code but it only updates the text area when you press a button in tiny (like bold, italics, underline, etc). I also have the link where I found the code. Any help would be appreciated. $('.AjaxEdit textarea.tiny').tinymce({ //other init options //need this function to save tiny data before Ajax call //http://www.webmasterkitchen.com/article/tinymce-ajax-form-submission/ setup : function(ed) { ed.onChange.add(function(ed) { tinyMCE.triggerSave(); }); } });

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  • django newbie question : cant start a new project

    - by Moayyad Yaghi
    hello . I'm totally new to django . and I'm using its documentation to get help on how to use it but seems like something is missing. i installed django using setup.py install command and i added the ( django/bin ) to system path variable but. i still cant start a new project i use the following syntax to start a project : django-admin.py startproject myNewProject but it says Type 'django-admin.py help' for usage. 1 do i miss anything ? thank u

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  • namespace extension.. galaxy file system toolkit...gmail shell drive like utility...

    - by Muhammad Adnan
    i was looking for some namespace extention to extend using c# (.net) but didn't find much help online except Galaxy Filesystem tooklkit. which are vc++ based but comes with c# and java wrapper classes... which helps me alot to start and i did. i have extended that enough now and made installer to install. it get installed successfully but don't know why, when i open it, system get stuck... :( i thought my modified version might have some problem so i tried to run Galaxy filesystem toolkit's author original version and it responded in same way as mine do :D :( now feeling bit helpless as even author is not responding my queries regarding my queries for some reason... any help would be really appreciated.... FYI: i need to have Gmail drive like stuff...

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  • iPhone - Drawing 2D Shapes

    - by Hawdon
    Hi guys! I have an array of 2D points which make an irregular polygon. What I want to do is draw the borders of it and then fill it with a color. I am using Cocos2d to code the game around, but I have not found a fill function in Cocos2d, only the ccDrawLine and such. Is there a simple way to draw filled shapes in Cocos2? I have also noted that Core Graphics would work beautifully for this purpose, but I am not able to integrate it with Cocos2d. I put this in to the draw function of my CCLayer: CGContextRef ctx = UIGraphicsGetCurrentContext(); CGContextClearRect(ctx, [[UIScreen mainScreen] bounds]); And every time I run it i get this error: <Error>: CGContextClearRect: invalid context I really need to get this working... Any ideas?

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  • Entities groups in transactions

    - by Joel
    In the context of "Keys and Entity Groups" article by google: http://code.google.com/appengine/docs/python/datastore/transactions.html 1) "Only use entity groups when they are needed for transactions" 2) "Every entity belongs to an entity group, a set of one or more entities that can be manipulated in a single transaction." It seems like entity groups exist only for the use of transactions, i.e. making one transaction possible between all entities in a group. My question is then why are there parent-child relations between entities and not just a simple declaration of entities to be in a single group (that is defining A,B,C to be in the same group as opposed to defining relations between them "A (parent of) B, B (parent of C)"). What is the benefit from using parent-child relation model when the only purpose is for entities to be in the same group to make transaction possible? Thanks Joel

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  • GKSession sendDataToAllPeers including sender?

    - by Typeoneerror
    I've got a number of devices connected over wifi using GameKit. I have a simple UIAlertView popping up when peers receive data. All but the sendee show this alert view when data is sent, so I'm wondering if that's a bug in my app or if that's expected behavior. If the device doing the sending is also a GKSessionModePeer, I would expect it to "fire" its receiveData: message as well since I'm sending to all peers. Should I call a method manually at the same on the sendee device? For example, if I wanted to send a "GameStart" packet to the 4 phones, the peers would call startGame: in the receiveData:fromPeer:inSession:context: method when it receives that packet and the sendee would be calling sendDataToAllPeers: and call startGame: on itself. Does that sound right or is there a way to include the sendee in the sendDataToAllPeers: list so that it responds exactly the same as all connected peers?

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  • Display all images from outside web root folder using PHP

    - by micmola
    Hello, I want to display all images that are stored outside my web root folder. Please help me. I am only able to display one image repeatedly. For example, if I have 5 images in my folder, only one image is displayed on my browser 5 times. Please help me on this. I've been working on this problem for over a month now. I'm a newbie. Help. Thank you. Here is the code I'm using. images.php <?php // Get our database connector require("includes/copta.php"); // Grab the data from our people table $sql = "select * from people"; $result = mysql_query($sql) or die ("Could not access DB: " . mysql_error()); $imgLocation = " /uploadfile/"; while ($row = mysql_fetch_array($result)) { $imgName = $row["filename"]; $imgPath = $imgLocation . $imgName; echo "<img src=\"call_images.php?imgPath=" . $imgName . "\" alt=\"\"><br/>"; echo $row['id'] . " " . $imgName. "<br />"; } ?> call_images.php <?php // Get our database connector require("includes/copta.php"); $imgLocation = '/ uploadz/'; $sql = "select * from people"; $result = mysql_query($sql) or die ("Could not access DB: " . mysql_error()); while ($row = mysql_fetch_array($result)) { $imgName = $row["filename"]; $imgPath = $imgLocation . $imgName; // Make sure the file exists if(!file_exists($imgPath) || !is_file($imgPath)) { header('HTTP/1.0 404 Not Found'); die('The file does not exist'); } // Make sure the file is an image $imgData = getimagesize($imgPath); if(!$imgData) { header('HTTP/1.0 403 Forbidden'); die('The file you requested is not an image.'); } // Set the appropriate content-type // and provide the content-length. header("Pragma: public"); header("Expires: 0"); header("Cache-Control: must-revalidate, post-check=0, pre-check=0"); header("Content-Type: image/jpg"); header("Content-length: " . filesize($imgPath)); // Print the image data readfile($imgPath); exit(); } ?>

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  • PHP Fomatting Regex - BBCode

    - by Wayne
    To be honest, I suck at regex so much, I would use RegexBuddy, but I'm working on my Mac and sometimes it doesn't help much (for me). Well, for what I need to do is a function in php function replaceTags($n) { $n = str_replace("[[", "<b>", $n); $n = str_replace("]]", "</b>", $n); } Although this is a bad example in case someone didn't close the tag by using ]] or [[, anyway, could you help with regex of: [[ ]] = Bold format ** ** = Italic format (( )) = h2 heading Those are all I need, thanks :) P.S - Is there any software like RegexBuddy available for Mac (Snow Leopard)?

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