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How do I use PHP to get the current year?
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@ShaneReustle, you missed the semicolons at the end ;) I know they are not important in this case, but it is a good practice for beginners :)
– Dimitar
Apr 26 '18 at 8:07
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How do I create a URL shortener?
...for example).
For this example, I will use 12510 (125 with a base of 10).
Now you have to convert 12510 to X62 (base 62).
12510 = 2×621 + 1×620 = [2,1]
This requires the use of integer division and modulo. A pseudo-code example:
digits = []
while num > 0
remainder = modulo(num, 62)
dig...
What is the Sign Off feature in Git for?
...eated the patch in question, or that you certify that to the best of your knowledge, it was created under an appropriate open-source license, or that it has been provided to you by someone else under those terms. This can help establish a chain of people who take responsibility for the copyright sta...
Why doesn't 'ref' and 'out' support polymorphism?
...e, Giraffe, Turtle and Tiger, with the obvious subclassing relationships.
Now suppose you have a method void M(ref Mammal m). M can both read and write m.
Can you pass a variable of type Animal to M?
No. That variable could contain a Turtle, but M will assume that it contains only Mamma...
Curious null-coalescing operator custom implicit conversion behaviour
...ils here. We have a nullable optimizer that looks for situations where we know that a particular expression of nullable type cannot possibly be null. Consider the following naive analysis: we might first say that
result = Foo() ?? y;
is the same as
A? temp = Foo();
result = temp.HasValue ?
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How do I programmatically force an onchange event on an input?
... This is how to do it properly, natively. Supported in all browsers now: caniuse.com/#feat=dispatchevent
– Willem Mulder
Aug 25 '16 at 10:38
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difference between width auto and width 100 percent
...ion about width: auto was that the width is set to that of the contents. Now I see that it takes the full width of the parent.
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Difference between List, List, List, List, and List
...hink anyone would use it considering you can not have an identifier at all now.
– if_zero_equals_one
Jun 3 '11 at 21:22
1
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What is the apply function in Scala?
...val f = (x:Int) => x + 1
Since everything is an object in Scala f can now be treated as a reference to Function1[Int,Int] object. For example, we can call toString method inherited from Any, that would have been impossible for a pure function, because functions don't have methods:
f.toString...
How do you create a hidden div that doesn't create a line break or horizontal space?
... div from display: none to display: inline-block or equivalent without the now-displayed div taking up space and moving my other DOM elements around?
– bpromas
Sep 25 '15 at 18:23
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