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Why is (object)0 == (object)0 different from ((object)0).Equals((object)0)?

...s object.ReferenceEquals. But then it calls into derived Equals methods to test equality further. See this: System.Object a = new System.Object(); System.Object b = a; System.Object.ReferenceEquals(a, b); //returns true ...
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Get DOS path instead of Windows path

...file/folder (otherwise the short name of the current folder is returned). Tested on Windows 7 x64. share | improve this answer | follow | ...
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How to check if a value exists in an array in Ruby

...n for an array must do some sort of looping internally; there is no way to test for membership of an array without looping. If you don't want to do any looping even internally, you need to use a different data structure, such as a perfect hash table with fixed sized keys. Given that there's no way ...
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How do I fetch lines before/after the grep result in bash?

...orking. But when I tried to store this execution in the variable like this test=$(grep -i -B 10 'error' data), and print it using echo $test, I get the straight long lines as output. – sriram Sep 16 '12 at 9:35 ...
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What does the '.' (dot or period) in a Go import statement do?

... This should only be used in testing. Here is some documentation in golang's wiki If you've generated some mock code such as with mockgen and it imports your package code, and then your testing package also imports your package code, you get a circular...
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Constants in Objective-C

...e of using string constants instead of #define'd constants is that you can test for equality using pointer comparison (stringInstance == MyFirstConstant) which is much faster than string comparison ([stringInstance isEqualToString:MyFirstConstant]) (and easier to read, IMO). ...
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github markdown colspan

... and was pleased that the colspan worked fine with consecutive pipes || Tested on v4.5 (latest on macports) and the v5.4 (latest on homebrew). Not sure why it doesn't work on the live preview site you provide. A simple test that I started with was: | Header || |--------------| | 0 | 1 | usin...
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How to write logs in text file when using java.util.logging.Logger

... logger with handler and formatter fh = new FileHandler("C:/temp/test/MyLogFile.log"); logger.addHandler(fh); SimpleFormatter formatter = new SimpleFormatter(); fh.setFormatter(formatter); // the following statement is used to log any messages ...
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Setting a system environment variable from a Windows batch file?

... where and then the name of the program (so in this case where setx.exe in testing this on a Server 2008 and Server 2008SP2 box I found that in both cases it existed at %windir%\System32\setx.exe – aolszowka Sep 20 '13 at 16:34 ...
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What is the difference between compile code and executable code?

...mary one of which would be to compile the code. Others could be running tests reporting (e.g. coverage) static analysis pre and post-build steps running custom tools over certain files creating installs labelling them and deploying/copying them to a repository ...