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Forking from GitHub to Bitbucket
I'm working on a project based on CakePHP , that's hosted on GitHub . My project is being hosted on Bitbucket . Both of them use git . Basically I'd like to create a ‘fork’ (I don't know if I'm using the right terms, since I'm new to git ) of CakePHP in my Bitbucket repository, in order t...
Simpler way to create dictionary of separate variables?
I would like to be able to get the name of a variable as a string but I don't know if Python has that much introspection capabilities. Something like:
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PHP: How to use array_filter() to filter array keys?
The callback function in array_filter() only passes in the array's values, not the keys.
14 Answers
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How to switch to REPLACE mode in VIM
I know I can do this by pressing Insert in INSERT mode, but that requires some stretching. Is there any more convenient shortcut to go directly from NORMAL mode to REPLACE mode?
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What characters are allowed in an email address?
I'm not asking about full email validation.
17 Answers
17
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Unique ways to use the Null Coalescing operator [closed]
...st of all, it's much easier to chain than the standard ternary:
string anybody = parm1 ?? localDefault ?? globalDefault;
vs.
string anyboby = (parm1 != null) ? parm1
: ((localDefault != null) ? localDefault
: globalDefault);
It also works well if null-possible o...
Why does Oracle 9i treat an empty string as NULL?
I know that it does consider ' ' as NULL , but that doesn't do much to tell me why this is the case. As I understand the SQL specifications, ' ' is not the same as NULL -- one is a valid datum, and the other is indicating the absence of that same information.
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When should I use Struct vs. OpenStruct?
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With an OpenStruct, you can arbitrarily create attributes. A Struct, on the other hand, must have its attributes defined when you create it. The choice of one over the other should be based primarily on whether you need to be able to add attributes late...
Compare JavaScript Array of Objects to Get Min / Max
I have an array of objects and I want to compare those objects on a specific object property. Here's my array:
16 Answers
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How efficient is locking an unlocked mutex? What is the cost of a mutex?
In a low level language (C, C++ or whatever): I have the choice in between either having a bunch of mutexes (like what pthread gives me or whatever the native system library provides) or a single one for an object.
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