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Is returning null bad design? [closed]
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206
The rationale behind not returning null is that you do not have to check for it and hence your ...
What is the difference between a directory and a folder?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Feb 22 '11 at 13:33
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Changing the selected option of an HTML Select element
...n').onclick = function() {
var opts = sel.options;
for (var opt, j = 0; opt = opts[j]; j++) {
if (opt.value == val) {
sel.selectedIndex = j;
break;
}
}
}
<select id="sel">
<option>Cat</option>
<option>Dog</option>
<op...
Rollback to an old Git commit in a public repo
... [revision] .
where [revision] is the commit hash (for example: 12345678901234567890123456789012345678ab).
Don't forget the . at the end, very important. This will apply changes to the whole tree. You should execute this command in the git project root. If you are in any sub directory, then this...
“CAUTION: provisional headers are shown” in Chrome debugger
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Ravi
1,19055 silver badges1717 bronze badges
answered Jan 17 '14 at 6:14
Willington VegaWillington Vega
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What are the differences between the urllib, urllib2, urllib3 and requests module?
...rs♦
839k212212 gold badges32183218 silver badges28092809 bronze badges
answered Feb 11 '13 at 0:32
HutchHutch
8,79811 gold badge...
Is UML practical? [closed]
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edited Sep 7 '19 at 4:08
community wiki
3 r...
Iterate through a HashMap [duplicate]
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3304
Iterate through the entrySet() like so:
public static void printMap(Map mp) {
Iterator it ...
How do I build a graphical user interface in C++? [closed]
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edited Oct 28 '19 at 19:20
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
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ASP.NET Web API OperationCanceledException when browser cancels the request
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answered Mar 24 '14 at 22:06
dmatsondmatson
5,79111 gold badge2020 silver badges2121 bronze badges
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