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Node.js get file extension
....length - 1];
}
you must require 'path' to use it.
another method which does not use the path module :
function getExtension(filename) {
var i = filename.lastIndexOf('.');
return (i < 0) ? '' : filename.substr(i);
}
...
How to install an npm package from GitHub directly?
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What, without specifying URL? How does npm know which flavor hosting service you're using?
– Jake Rayson
Sep 8 '14 at 15:39
23
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Calculate the median of a billion numbers
... not have to be equal, just close.
Each other machine sorts its data, and does so in a way which favours finding the lower values first. So for example a quicksort, always sorting the lower part of the partition first[*]. It writes its data back to the control machine in increasing order as soon as...
Modern way to filter STL container?
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@usr Its IMO syntactic sugar, a simple for loop does the job aswell (and often allows one to avoid copying).
– Sebastian Hoffmann
Jan 18 '14 at 15:47
1
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what is the difference between ?:, ?! and ?= in regex?
... ?= is that ?= excludes the expression from the entire match while ?: just doesn't create a capturing group. So for example a(?:b) will match the "ab" in "abc", while a(?=b) will only match the "a" in "abc". a(b) would match the "ab" in "abc" and create a capture containing the "b".
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Detect if the app was launched/opened from a push notification
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Like some others pointed out, this doesn't detect "launched/opened from a push notification". This is called when the notification is received, not when it's opened. So if you received a notification in the bg but tapped the app icon to open the app, the code ...
Real-world examples of recursion [closed]
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"commonly implemented through recursion" doesn't necessarily mean that the flower does so. Perhaps it does; I'm not enough of a molecular biologist to know, but without an explanation about how it does, I don't see this as particularly helpful. Downvoting. If you...
Passing a string with spaces as a function argument in bash
...ntu 14.04, GNU bash, version 4.3.11(1)-release (x86_64-pc-linux-gnu). What does work for me is using $@ (with or without quotes).
– Kyle Baker
Nov 22 '16 at 20:52
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Sort ArrayList of custom Objects by property
...nce Date implements Comparable, it has a compareTo method just like String does.
So your custom Comparator could look like this:
public class CustomComparator implements Comparator<MyObject> {
@Override
public int compare(MyObject o1, MyObject o2) {
return o1.getStartDate().com...
Using arrays or std::vectors in C++, what's the performance gap?
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The point in my answer is that vector doesn't have to be slower than correponding pointer operations. Of course, it can be (easy to achieve by enabling enable debug mode, too) :)
– Johannes Schaub - litb
Nov 10 '09 at 16:51
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