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PHP Sort Array By SubArray Value
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Now also as closure:-- usort($array, function($a,$b){ return $b["optionNumber"] - $a["optionNumber"]; });
– Joeri
Dec 3 '14 at 20:34
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How to disable margin-collapsing?
...trick to disable margin collapsing that has no visual impact, as far as I know, is setting the padding of the parent to 0.05px:
.parentClass {
padding: 0.05px;
}
The padding is no longer 0 so collapsing won't occur anymore but at the same time the padding is small enough that visually it will...
insert vs emplace vs operator[] in c++ map
...ou be able to use this call? v.emplace(v.end(), 10, 10); ...or would you now need to use: v.emplace(v.end(), foo(10, 10) ); ?
– Kaitain
Dec 18 '15 at 15:50
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How to suppress Java warnings for specific directories or files such as generated code
...oject has several dozen warnings emanating from generated source files. I know I can use the @SuppressWarning annotation to suppress particular warnings in particular elements, but any annotations I add by hand will be lost when the parser generator runs again. Is there a way to configure Eclipse ...
How can I generate a unique ID in Python? [duplicate]
...uction code (and about to roll out to more uses of it in a newer release). Now I'm scared!
– Matthew Schinckel
Nov 6 '10 at 7:38
2
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How to make an AJAX call without jQuery?
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I know this is a fairly old question, but there is now a nicer API available natively in newer browsers. The fetch() method allow you to make web requests.
For example, to request some json from /get-data:
var opts = {
method...
Equation for testing if a point is inside a circle
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if dx>R then
return false.
if dy>R then
return false.
Now imagine a square diamond drawn inside this circle such that it's vertices touch this circle:
if dx + dy <= R then
return true.
Now we have covered most of our space and only a small area of this circle remains ...
prototype based vs. class based inheritance
...psulation of data along with associated operations on the data, variously known as data members and member functions, or as data and methods, among other things.
inheritance, the ability to say that these objects are just like that other set of objects EXCEPT for these changes
polymorphism ("many sh...
Merge (with squash) all changes from another branch as a single commit
...ool feature! I love git. While I'll definitely be using this in the future now, I'd still recommend getting to know your way around rebase -i. It's a good skill to have, just in case you really did want to make them more than just one commit.
– Will Buck
Feb 10...
vs. . Which to use?
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This answer was in 2009, since IE6 is dead now I assume there is no reason not to use <button> now?
– Rosdi Kasim
Feb 26 '13 at 11:06
77
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