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Learning Regular Expressions [closed]
...egular expressions! (The re in grep refers to regular expressions.)
Order from the menu
Adding just a little complexity, you can match either 'Nick' or 'nick' with the pattern [Nn]ick. The part in square brackets is a character class, which means it matches exactly one of the enclosed characters. ...
Apply .gitignore on an existing repository already tracking large number of files
...s.
Then run this command:
git rm -r --cached .
This removes everything from the index, then just run:
git add .
Commit it:
git commit -m ".gitignore is now working"
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Correct file permissions for WordPress [closed]
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This solution will prevent wordpress from installing 'automatic security updates'. You need to manually run the steps above for each minor wordpress update.
– Jeroen
Jan 13 '17 at 10:49
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Change a column type from Date to DateTime during ROR migration
I need to change my column type from date to datetime for an app I am making. I don't care about the data as its still being developed.
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What is the reason for having '//' in Python? [duplicate]
...on 2.X:
>>> 10/3
3
>>> # to get a floating point number from integer division:
>>> 10.0/3
3.3333333333333335
>>> float(10)/3
3.3333333333333335
In Python 3:
>>> 10/3
3.3333333333333335
>>> 10//3
3
For further reference, see PEP238.
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Best practice for partial updates in a RESTful service
... only certain operations on the record are allowed, like change the status from ENABLED to DISABLED. (I have more complex scenarios than this)
...
How to completely remove borders from HTML table
...tion is officially deprecated (still works though), so if you are starting from scratch, you should go with the jnpcl's border-collapse solution.
I actually quite dislike this change so far (don't work with tables that often). It makes some tasks bit more complicated. E.g. when you want to include ...
What is the best way to solve an Objective-C namespace collision?
...
If you do not need to use classes from both frameworks at the same time, and you are targeting platforms which support NSBundle unloading (OS X 10.4 or later, no GNUStep support), and performance really isn't an issue for you, I believe that you could load on...
Collection was modified; enumeration operation may not execute
... Well ToList() itself is not atomic. It can still throw, but from Tolist()!
– joe
Jun 10 at 9:08
How? Th...
Is there a way to instantiate objects from a string holding their class name?
...function pointer is also a bit oldish. Modern C++ code should be decoupled from specific functions / types. You may want to look into Boost.Function to look for a better way. It would look like this then (the map):
typedef std::map<std::string, boost::function<variant_type()> > map_type...