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• Using Zope object unique id ( _p_oid ) to access object itself

  - by Alex M

  Every Zope object has it's own unique id ( _p_oid ). To convert it into integer value: from Shared.DC.xml.ppml import u64 as decodeObjectId oid = decodeObjectId(getattr(<Object instance>, '_p_oid')) Is it possible to get object itself having it's _p_oid? I tried this: from ZODB.utils import p64 object = <RootObject…

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• PyQt error: QSqlDatabasePrivate::database: unable to open database

  - by DSblizzard

  What is the cause of following error: QSqlDatabasePrivate::database: unable to open database: unable to open database file Error opening database? Code is 100% correct, this message appeared when I have reinstalled Windows, Python and PyQt.

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• Instantiate a JavaScript Object Using a String to Define the Class Name

  - by Kirk

  Here's what I'm trying to do -- this is pseudo code and doesn't work. Does anyone know how to accomplish this for reals: // Define the class MyClass = Class.extend({}); // Store the class name in a string var classNameString = 'MyClass'; // Instantiate the object using the class name string var myObject = new…

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• Sequence Diagram return a new constructed Object

  - by user256007

  I am drawing a Sequence Diagram where the scenario is. 1. an Actor calls :Table::query(query:String) :Table::query Calls :Connection::execute(query) :Connection::execute < a new :Row Object :Connection::execute calls :Row::fillData(result) :Connection::execute returns :Row ...... There are More But I am…

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• Difference in Django object creation call

  - by PhilGo20

  I'd like to know if there's a difference between the following two calls to create an object in Django Animal.objects.create(name="cat", sound="meow") and Animal(name="cat", sound="meow") I see both in test cases and I want to make sure I am not missing something. thanks

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• Explicitly extending Object class and calling clone method of object throwing error

  - by Suresh S

  i tried the following code for cloning the object. while compiling it shows clone is protected and cannot be accessed, but i had extended Object class, hence the clone method will be public to my class . please explain me the reason. class storeDate extends Object { public static void main(String[] args) …

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• Oracle OpenWorld 2012: Focus On Oracle Database

  - by jgelhaus

  As Oracle OpenWorld approaches and you work to plan your schedule.  We know there's a lot to sort through.  To help we've put together some Oracle Database Focus On Documents to help guide you through the database sessions at the show. Oracle Database Oracle Database Application…

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• Row Oriented Security Using Triggers

  Handling security in an application can be a bit cumbersome. New author R Glen Cooper brings us a database design technique from the real world that can help you. Free trial of SQL Backup™“SQL Backup was able to cut down my backup time significantly AND achieved a 90% compression at the…

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• What is the use of Association, Aggregation and Composition (Encapsulation) in Classes

  - by SahilMahajanMj

  I have gone through lots of theories about what is encapsulation and the three techniques of implementing it, which are Association, Aggregation and Composition. What i found is, Encapsulation Encapsulation is the technique of making the fields in a class private and providing access to the fields via…

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• Oracle Database Express Edition, már 64 bitesen is

  - by user645740

  Az Oracle Database Express Edition egy ingyenes adatbázis-kezelo, amivel ki lehet ingyen próbálni az Oracle Database-t. Support viszont nem áll hozzá rendelkezésre, fórumokat lehet használni ehelyett. Az Oracle Database Express Edition 11gR2 most megjelent 64 bites változatban is: …

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• Validation and Error Generation when using the Data Mapper Pattern

  - by AndyPerlitch

  I am working on saving state of an object to a database using the data mapper pattern, but I am looking for suggestions/guidance on the validation and error message generation step (step 4 below). Here are the general steps as I see them for doing this: (1) The data mapper is used to…

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• Consumer Oriented Search In Oracle Endeca Information Discovery – Part 1

  - by Bob Zurek

  Information Discovery, a core capability of Oracle Endeca Information Discovery, enables business users to rapidly search, discover and navigate through a wide variety of big data including structured, unstructured and semi-structured data. One of the key capabilities, among many,…

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• question about MySQL database migration

  - by WilliamLou

  Hi there: If I have a MySQL database with several tables on a live server, now I would like to migrate this database to another server. Of course, the migration I mean here involves some database tables, for example: add some new columns to several tables, add some new tables…

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• Ideas for scaling out database architecture

  - by andrew

  We're looking to scale out our existing database architecture and need some advice on which way to go. We currently have 2 web servers behind a load balancer that both read & write to a single master database which replicates to a slave. Ideally, I'd like each of the…

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• Cant get php script to connect to asterisk internal mysql database

  - by Bilbo

  Im trying to get a PHP script to connect to Asterisks internal sql database. I tried the to use the standard method for example $con = mysqli_connect("192.168.1.126","root","mysql","asterisk"); However when I log into the asterisk server to access the mysql database all…

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• Application Compatibility Clients do not show in MSSQL database, but do show in \AppCompat\

  - by rjt

  Application Compatibility Clients are not denied access to the central MSSQL database, but are able to leave their own files in the \AppCompat\ share. The only computer that shows up in the "Microsoft Application Compatibility Manager" database is the the machine i…

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• Cant connect to asterisk internal database [on hold]

  - by Bilbo

  Im trying to get a PHP script to connect to Asterisks internal mysql database. I tried the to use the standard method for example $con = mysqli_connect("192.168.1.126","root","mysql","asterisk"); However when I log into the asterisk server to access the mysql…

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• Importing photoimpact .ab3 file database into another album program

  - by Mel F

  I have Photoimpact Album v5 which has now maxed out at 65,000 photos with database information. I can export the database and file information to a csv or dbase 4 file but I cannot find any way to import the information to a competative Photo…

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• Connection to SQL Server 2008 R2 Database Server is SLOW

  - by AbeP

  The database server is a VM running SQL Server 2008 R2 on top of Windows Server 2012, 24GB RAM allocated and 2TB of disk space. Overall, the database connections are very slow and one thing that stands out is that the connection to the…

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• Move MySQL database while instance is online

  - by Mike Scott

  I have a MySQL instance containing a number of databases, one of which is an archive database (although using the INNODB rather than ARCHIVE storage engine) that is not queried or written to in normal operation. The data filesystem is…

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• Simplest way to shrink transaction log files on a mirrored production database

  - by MGOwen

  What's the simplest way to shrink transaction log file on a mirrored production database? I have to, as my disk space is running out. I will make a full database backup before I do this, so I don't need to keep anything from the…

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• /data/tmp on database server?

  - by Mellon

  I am on a Linux ubuntu machine with MySQL installed. My teacher gave out an assignment which mentioned "copy cars.dat to /data/tmp on the MySQL database server" without any explanations, I do not know what is the "/data/tmp on…

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• Sql database dumps failing every night

  - by chaseman36

  Hey guys, I have sql05 and my maintenance plan which backs up a database to an external storage SAN, has been failing every night. Here is my error: Executing the query "BACKUP DATABASE [master] TO DISK =…

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• Big Data – Operational Databases Supporting Big Data – Columnar, Graph and Spatial Database – Day 14 of 21

  - by Pinal Dave

  In yesterday’s blog post we learned the importance of the Key-Value Pair Databases and Document Databases in the Big Data Story. In this article we will understand the role of Columnar, Graph and…

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• Android: problem retrieving bitmap from database

  - by Addy

  When I'm retrieving image from the sqlite database my Bitmap object bm return null value can any one help me..? I found problem in my database.. When I store the byte array in blob data type in…

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