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Difference between C++03 throw() specifier C++11 noexcept
... just removing all throw specifiers other than throw() because noexcept is more powerful. noexcept can have a parameter which compile-time resolves into a boolean. If the boolean is true, then the noexcept sticks. If the boolean is false, then the noexcept doesn't stick and the function may throw.
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add a string prefix to each value in a string column using Pandas
...pply combined with format (or better with f-strings) which I find slightly more readable if one e.g. also wants to add a suffix or manipulate the element itself:
df = pd.DataFrame({'col':['a', 0]})
df['col'] = df['col'].apply(lambda x: "{}{}".format('str', x))
which also yields the desired outpu...
How to convert An NSInteger to an int?
...nteger myInteger = 42;
int myInt = (int) myInteger;
NSInteger is nothing more than a 32/64 bit int. (it will use the appropriate size based on what OS/platform you're running)
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What is the best way to profile javascript execution? [closed]
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I wrote that I know firefox. I want to have more stats from the browser that is influenting the execution of the javascript.
– Norbert Hartl
May 12 '09 at 22:13
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Can a div have multiple classes (Twitter Bootstrap) [duplicate]
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Absolutely, divs can have more than one class and with some Bootstrap components you'll often need to have multiple classes for them to function as you want them to. Applying multiple classes of course is possible outside of bootstrap as well. All yo...
What is the reason for performing a double fork when creating a daemon?
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Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...e index changes (so, when the file is changed upstream).
skip-worktree is more than that: even where git knows that the file has been modified (or needs to be modified by a reset --hard or the like), it will pretend it has not been, using the version from the index instead. This persists until the ...
Possible to make labels appear when hovering over a point in matplotlib?
...le) or start hovering (make annotation visible). With this change it's way more clean and efficient.
– Sembei Norimaki
Dec 14 '17 at 15:02
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Bash script processing limited number of commands in parallel
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Providing an example would be more helpful
– jterm
Jan 11 '19 at 21:04
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How to pass an array into jQuery .data() attribute
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