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What is the difference between declarative and procedural programming paradigms?
...er the time when developers needs to use command lines to add two numbers? Now you can get SUM of two or more numbers with just a simple function. So in my perspective, if there is no "Get me a cup of tea" command, you need to created it. When the next person will try to use, it will be there. That'...
How do getters and setters work?
...smart.
Here's a javascript example from mozilla:
var o = { a:0 } // `o` is now a basic object
Object.defineProperty(o, "b", {
get: function () {
return this.a + 1;
}
});
console.log(o.b) // Runs the getter, which yields a + 1 (which is 1)
I've used these A LOT because they are...
Is it possible to create a “weak reference” in javascript?
...ou can't make a proxy wrapper object, because in JavaScript objects never know when they're about to be garbage-collected.
So your ‘weak reference’ becomes a key (eg. integer) in a simple lookup, with an add-reference and remove-reference method, and when there are no manually-tracked reference...
Explode PHP string by new line
...
@Rolf It seems I made an edit in a hurry. Corrected it now. What you should use depends on whether you want the empty lines or not in the output. The option from my answer also returns empty lines.
– Alin Purcaru
Aug 5 '13 at 14:42
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Duplicate symbols for architecture x86_64 under Xcode
I now have the same question with above title but have not found the right answer yet. I got the error:
51 Answers
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How to change the color of a CheckBox?
... Note: For material design styling, there is the contentControl options now: materialdoc.com/components/selection-controls
– SimpsOff
Aug 9 '18 at 14:15
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JS: iterating over result of getElementsByClassName using Array.forEach
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@TimDown, Thanks for HTMLCollection tip. Now I finally can use HTMLCollection.prototype.forEach = Array.prototype.forEach; in my code.
– Maksim Vi.
Jan 21 '15 at 23:31
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Bootstrap Datepicker - Months and Years Only
...ks but I had to replace format: " mm" with format: "mm-yyyy" . Its working now :)
– black_belt
Feb 20 '13 at 8:03
1
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Check if a class has a member function of a given signature
...tantiation does not
"do inheritance".
This snag does not affect the well-known SFINAE approach, using "The sizeof() Trick",
for detecting merely whether T has some member function mf (see e.g.
this answer and comments). But
establishing that T::mf exists is often (usually?) not good enough: you may...
How to generate serial version UID in Intellij
...'OK'.
(For Macs, Settings is under IntelliJ IDEA -> Preferences...)
Now, if your class implements Serializable, you will see highlight and alt+Enter on class name will propose to generate private static final long serialVersionUID.
UPD: a faster way to find this setting - you might use hotke...