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Try-catch speeding up my code?
...cessary to generate a local. If it allows the JITter to produce measurably more performant code, perhaps the C# compiler should be a bit more careful about generating unnecessary locals...
– Timwi
Jan 25 '12 at 20:37
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nonlocal keyword in Python 2.x
...ry class and instantiate object instead of the dictionary. I find it much more elegant and readable since it does not flood the code with literals (dictionary keys), plus you can make use of methods.
– Alois Mahdal
Aug 15 '13 at 13:19
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How to prune local tracking branches that do not exist on remote anymore
...ne origin I can remove the local branches that are not on the remote any more.
31 Answers
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How to get the first word of a sentence in PHP?
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You can use the explode function as follows:
$myvalue = 'Test me more';
$arr = explode(' ',trim($myvalue));
echo $arr[0]; // will print Test
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Iterate a list as pair (current, next) in Python
...s way.
And since tee() can take an n parameter, this can also be used for more than two parallel iterators:
def threes(iterator):
"s -> (s0,s1,s2), (s1,s2,s3), (s2, s3,4), ..."
a, b, c = itertools.tee(iterator, 3)
next(b, None)
next(c, None)
next(c, None)
return zip(a, b...
What is the difference between statically typed and dynamically typed languages?
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How to print out the contents of a vector?
...e for loop, then use iterator rather than const_iterator.
But there's lots more that can be said about this. If you just want an answer you can use, then you can stop here; otherwise, read on.
auto (C++11) / typedef / type alias (C++11)
This is not another solution, but a supplement to the above ite...
How to “properly” print a list?
...In Python 3 (where print is a builtin function and not a syntax feature anymore):
mylist = ['x', 3, 'b']
print('[%s]' % ', '.join(map(str, mylist)))
Both return:
[x, 3, b]
This is using the map() function to call str for each element of mylist, creating a new list of strings that is then joine...
What is the fastest substring search algorithm?
...so I don't sound like an idiot I'm going to state the problem/requirements more explicitly:
18 Answers
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