http://www.rizalalmashoor.com/blog Valid use of Null Tue, 17 Jan 2012 08:31:16 +0000 http://backend.userland.com/rss092 en Tested with NHibernate 2.1.2 and Oracle 11g. Needs Oracle.DataAccess (not System.Data.OracleClient). Tested with Oracle.DataAccess 2.111.6.0 AMD64. If your Oracle function returns a scalar value of datatype number, the .NET object will be a Decimal. NHibernate config: <hibernate-configuration xmlns="urn:nhibernate-configuration-2.2"> <session-factory> <property name="connection.driver_class"> NHibernate.Driver.OracleDataClientDriver ... http://www.rizalalmashoor.com/blog/calling-an-oracle-function-using-nhibernate/ The stored procedure must have an out sys_refcursor parameter as the first argument. Tested with NHibernate 2.1.2 and Oracle 11g. Needs Oracle.DataAccess (not System.Data.OracleClient). Tested with Oracle.DataAccess 2.111.6.0 AMD64. NHibernate config: <hibernate-configuration xmlns="urn:nhibernate-configuration-2.2"> <session-factory> <property name="connection.driver_class"> NHibernate.Driver.OracleDataClientDriver </property> </session-factory> </hibernate-configuration> NHibernate mapping: <hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" ... http://www.rizalalmashoor.com/blog/calling-an-oracle-stored-procedure-using-nhibernate/ In 2009 I blogged about how Snippet Compiler allows us to test out C# code without having to create a project in Visual Studio just for that. Now there's something better: LINQPad. Don't be misled by its name; it's not just for LINQ, it can run any C#, VB, or ... http://www.rizalalmashoor.com/blog/linqpad-a-worthy-successor-to-snippet-compiler/ After upgrading to a 64-bit machine at the office, my Visual Studio 2010 unit tests that were making heavy use of transactions (i.e., hundreds of uncommitted database table insertions within a using (new TransactionScope()) statement) failed with the following error message: ORA-00603: ORACLE server session terminated by fatal error ORA-00600: internal error ... http://www.rizalalmashoor.com/blog/problem-with-transactions-on-windows-64-bit-oracle-client/ Perhaps you’re a web developer familiar with Linux and SVN. Then you’ll definitely know how to copy files from your SVN working directory to a test server whilst excluding all .svn directories: rsync -IrW --stats --exclude=.svn /path/to/project/dir/ //testsrv/whatever If for some reason your development environment is Windows you might be tempted to ... http://www.rizalalmashoor.com/blog/robocopy-in-lieu-of-rsync/ The past doesn't exist, except in our minds. There is not one past, but many pasts, each belonging to a different person. If not for memory, there would be no such thing as the past. It is literally all in the mind. Easy enough to comprehend, but extremely difficult to internalize. http://www.rizalalmashoor.com/blog/memories-of-the-past/ I believe that everyone has at least one fundamental flaw. Those who think they aren't fundamentally flawed turn out to have three fundamental flaws: first, their fundamental flaw; second, their ignorance of their fundamental flaw; and third, their belief that they are free of fundamental flaws. The least fundamentally flawed are ... http://www.rizalalmashoor.com/blog/a-fundamentally-flawed-argument/ Download and install Silverlight 4 Toolkit - April 2010. In your Silverlight 4 project, add references to: System.Windows.Controls System.Windows.Controls.Input.Toolkit In your UserControl XAML, add the following ... http://www.rizalalmashoor.com/blog/implementing-the-right-click-context-menu-in-silverlight-4/ This week I attended a workshop on Mastering Agile Management using Scrum. The trainer was Jesse Fewell (rhymes with "jewel") from RippleRock. First, the verdict. This training course is about concepts; it can easily become academic and lofty-sounding if the trainer simply goes through the slides and recites his lecture notes. ... http://www.rizalalmashoor.com/blog/mastering-agile-management-using-scrum/ How do deferred execution and lazy loading work in LINQ to Entities (Entity Framework)? Let's find out! First, some sample data. We don't want to make it too simple, so let's have three entities: Employee, who belongs to a Department Department, which is under a Functional Group Functional Group The data: Functional Groups ... http://www.rizalalmashoor.com/blog/linq-to-entities-deferred-execution-and-lazy-loading/