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bash: mkvirtualenv: command not found

... Solution 1: For some reason, virtualenvwrapper.sh installed in /usr/bin/virtualenvwrapper.sh, instead of under /usr/local/bin. The following in my .bash_profile works... source "/usr/bin/virtualenvwrapper.sh" export WORKON_HOME="/opt/virtual_env/" My install seems to work fi...
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How to exclude this / current / dot folder from find “type d”

can be used to find all directories below some start point. But it returns the current directory ( . ) too, which may be undesired. How can it be excluded? ...
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Git: How to remove file from index without deleting files from any repository

...ware (directly out of a repository). Keep File as a ‘Default’ and Manually/Automatically Activate It If it is not completely unacceptable to continue to maintain the configuration file's content in the repository, you might be able to rename the tracked file from (e.g.) foo.conf to foo.conf.de...
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Why doesn't .NET/C# optimize for tail-call recursion?

...n was responsible for the machine code. The CLR itself does support tail call optimization, but the language-specific compiler must know how to generate the relevant opcode and the JIT must be willing to respect it. F#'s fsc will generate the relevant opcodes (though for a simple recursion it may j...
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Difference between null and empty (“”) Java String

... String(""); System.out.println(a==b); That would output false because I allocated two different objects, and a and b point to different objects. However, a.equals(b) in this case would return true, because equals for Strings will return true if and only if the argument String is not null and rep...
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Exit single-user mode

...nted to a system database like master. Second, execute a sp_who2 and find all the connections to database 'my_db'. Kill all the connections by doing KILL { session id } where session id is the SPID listed by sp_who2. Third, open a new query window. Execute the following code. -- Start in master ...
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RVM: Uninstalling all gems of a gemset

I have global gems and various gemsets. I want to remove all gems of a gemset. Is there a way do to this, besides uninstalling the gemset? ...
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How much is too much with C++11 auto keyword?

...it` has an iterator type // (don't really care which one in this context) share | improve this answer | follow | ...
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How to permanently disable region-folding in Visual Studio 2008

... folding in visual studio 2008? Some of my colleagues love it, but I personally always want to see all the code, and never want code folded out of sight. I'd like a setting that means my copy of Visual Studio never folds #regions or function bodies. ...
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Xcode variables

...mmand for the shell you're using) and build your project. This will output all of the environment variables that are available to you. You can use this in conjunction with the documentation to make sure you're getting the data that you expected. – Ryan H. Mar 9...