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Multiple returns from a function
...function would return $var2
function wtf($blahblah = true) {
$var1 = "ONe";
$var2 = "tWo";
if($blahblah === true) {
return $var2;
}
return $var1;
}
In application:
echo wtf();
//would echo: tWo
echo wtf("not true, this is false");
//would echo: ONe
If you wanted them...
How should I call 3 functions in order to execute them one after the other?
If I need call this functions one after other,
11 Answers
11
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What's the best way to iterate over two or more containers simultaneously
...tage of your indices implementation in comparison to boost counting_range? One could simply use boost::counting_range(size_t(0), containerA.size())
– SebastianK
Nov 6 '14 at 13:11
...
Why are empty strings returned in split() results?
...results, you may want to look at the filter function.
Example:
f = filter(None, '/segment/segment/'.split('/'))
s_all = list(f)
returns
['segment', 'segment']
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...
How to make rounded percentages add up to 100%
...
Since none of the answers here seem to solve it properly, here's my semi-obfuscated version using underscorejs:
function foo(l, target) {
var off = target - _.reduce(l, function(acc, x) { return acc + Math.round(x) }, 0);
r...
Regex to get string between curly braces
Unfortunately, despite having tried to learn regex at least one time a year for as many years as I can remember, I always forget as I use them so infrequently. This year my new year's resolution is to not try and learn regex again - So this year to save me from tears I'll give it to Stack Overflow ...
Why generate long serialVersionUID instead of a simple 1L?
... or generated serialVersionUID(3567653491060394677L) . I think that first one is cooler, but many times I saw people using the second option. Is there any reason to generate long serialVersionUID ?
...
Why doesn't await on Task.WhenAll throw an AggregateException?
...n.
So, in catch block, you get the actual exception and not the aggregated one. This helps us write more natural and intuitive code.
This was also needed for easier conversion of existing code into using async/await where the a lot of code expects specific exceptions and not aggregated exceptions.
-...
Is non-blocking I/O really faster than multi-threaded blocking I/O? How?
...ork server program that shall handle 1000 clients connected in parallel:
One thread per connection (can be blocking I/O, but can also be non-blocking I/O).
Each thread requires memory resources (also kernel memory!), that is a disadvantage. And every additional thread means more work for the sched...
Remove items from one list in another
... might give you what you want in your context, however, "Remove items from one list in another" is certainly not equivalent to a set difference operation, and you should not misinform people by accepting this as the right answer!!!!
– user1935724
May 26 '16 at ...