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bash: mkvirtualenv: command not found
...ATH to find virtualenvwrapper.sh and outputs the path to it. The script is then read by the shell via 'source'.
If you want this to happen every time you restart your shell, it's probably better to grab the output from the "which" command first, and then put the "source" line in your shell, somethi...
Using GPU from a docker container?
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Why do you install lxc-docker if you don't need lxc then?
– MP0
Nov 26 '14 at 23:19
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Is there a documented way to set the iPhone orientation?
...UIAlertView is to set your view controller as the alertView's delegate and then on the: - (void) didPresentAlertView:(UIAlertView *) alertView, you perform the rotation based on the current [UIApplication sharedApplication].statusBarOrientation. If you don't animate it, shouldn't look too weird.
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How to increase font size in the Xcode editor?
...ll". I would never have thought that I could select all of the entries and then change the font.
– matt
Nov 29 '11 at 18:37
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Rails: Why does find(id) raise an exception in rails? [duplicate]
... of ids ([5, 6, 10]). If no record can be found for all of the listed ids, then RecordNotFound will be raised.
If you don't want the exception to be raised, use find_by_id, which will return nil if it can't find an object with the specified id. Your example would then be User.find_by_id(1).
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How to remove remote origin from Git repo
I just did git init to initialize my folder as git repo and then added a remote repository using git remote add origin url . Now I want to remove this git remote add origin and add a new repository git remote add origin new-url . How can I do it?
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Where and why do I have to put the “template” and “typename” keywords?
...astly different interpretations depending on what t means. If it's a type, then it will be a declaration of a pointer f. However if it's not a type, it will be a multiplication. So the C++ Standard says at paragraph (3/7):
Some names denote types or templates. In general, whenever a name is enco...
How to step through Python code to help debug issues?
...yscript.py or python -m pdb myscript.py.
There are a few commands you can then issue, which are documented on the pdb page.
Some useful ones to remember are:
b: set a breakpoint
c: continue debugging until you hit a breakpoint
s: step through the code
n: to go to next line of code
l: list source...
How to create a fixed-size array of objects
...o create an array of 64 SKSpriteNode. I want first to initialize it empty, then I would put Sprites in the first 16 cells, and the last 16 cells (simulating an chess game).
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How to assign the output of a command to a Makefile variable
...l" command is incorrectly formatted. So copy the above text, paste it, and then convert the whitespace before "@echo" to a tab, and this example should, at last, hopefully, work for you.
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