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How to concatenate columns in a Postgres SELECT?
I have two string columns a and b in a table foo .
8 Answers
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Python: Is it bad form to raise exceptions within __init__?
Is it considered bad form to raise exceptions within __init__ ? If so, then what is the accepted method of throwing an error when certain class variables are initialized as None or of an incorrect type?
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Visual Studio TFS shows unchanged files in the list of pending changes
I see a file in pending changes window. I try to compare it with latest version and I get an a message 'The files are identical' If the files are identical why is this file showing up in pending changes window? What changed about this file? Can I configure TFS not to list files that are identical?...
How do I programmatically determine if there are uncommitted changes?
In a Makefile, I'd like to perform certain actions if there are uncommitted changes (either in the working tree or the index). What's the cleanest and most efficient way to do that? A command that exits with a return value of zero in one case and non-zero in the other would suit my purposes.
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How can I get the application's path in a .NET console application?
How do I find the application's path in a console application?
27 Answers
27
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No connection string named 'MyEntities' could be found in the application config file
I am using entity framework and ASP.NET MVC 4 to build an application
28 Answers
28
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Memory address of variables in Java
Please take a look at the picture below.
When we create an object in java with the new keyword, we are getting a memory address from the OS.
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Disabling user selection in UIWebView
...re I load content to a UIWebView and present this. I cannot disable user interaction completely because I want the user to be able to click links. I just need to disable user selection. I found somewhere in the Internets that you can use:
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Why doesn't .NET/C# optimize for tail-call recursion?
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JIT compilation is a tricky balancing act between not spending too much time doing the compilation phase (thus slowing down short lived applications considerably) vs. not doing enough analysis to keep the application competitive in the long term with a standa...
get all keys set in memcached
How can I get all the keys set in my memcached instance(s)?
6 Answers
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