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Why does git perform fast-forward merges by default?
...orwarded to include them.
But if you anticipate an iterative workflow on one topic/feature branch (i.e., I merge, then I go back to this feature branch and add some more commits), then it is useful to include only the merge in the main branch, rather than all the intermediate commits of the featur...
How to check internet access on Android? InetAddress never times out
...k access to a host name. But the doInBackground() is never timed out. Anyone have a clue?
58 Answers
...
How to convert URL parameters to a JavaScript object?
...g,'":"') + '"}', function(key, value) { return key===""?value:decodeURIComponent(value) })
Example
search = "abc=foo&def=%5Basf%5D&xyz=5&foo=b%3Dar";
gives
Object {abc: "foo", def: "[asf]", xyz: "5", foo: "b=ar"}
Original answer
A one-liner:
JSON.parse('{"' + decodeURI("abc=f...
How does functools partial do what it does?
...a new function (a callable, to be precise) that behaves like sum2, but has one positional argument less. That missing argument is always substituted by 4, so that partial(sum2, 4)(2) == sum2(4, 2)
As for why it's needed, there's a variety of cases. Just for one, suppose you have to pass a function ...
How can I catch all the exceptions that will be thrown through reading and writing a file?
...own exceptions first simply add a catch block before the generic Exception one.
try{
}catch(MyOwnException me){
}catch(Exception e){
}
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Logical operators (“and”, “or”) in DOS batch
... @bakoyaro, you can use any condition to set res to true, including the ones you mention.
– paxdiablo
Dec 14 '17 at 21:33
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Array.Copy vs Buffer.BlockCopy
.... I should note that both methods are roughly 3x faster than using Array.Clone(), and maybe 20x faster than copying it in a for loop.
– Ken Smith
Sep 20 '11 at 22:12
3
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using extern template (C++11)
...;int>() // Compiled second time
If both files are linked together, one void ReallyBigFunction<int>() will be discarded, resulting in wasted compile time and object file size.
To not waste compile time and object file size, there is an extern keyword which makes the compiler not compil...
Most efficient way to reverse a numpy array
...
As mentioned above, a[::-1] really only creates a view, so it's a constant-time operation (and as such doesn't take longer as the array grows). If you need the array to be contiguous (for example because you're performing many vector...
Is !important bad for performance?
...mportant.
However, maintainability does take a hit (as other answers mentioned), which might be your only argument against them.
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