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dispatch_after - GCD in Swift?
...patch_block_t?)
dispatch_time_t is a UInt64. The dispatch_queue_t is actually type aliased to an NSObject, but you should just use your familiar GCD methods to get queues. The block is a Swift closure. Specifically, dispatch_block_t is defined as () -> Void, which is equivalent to () -> ().
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How Big can a Python List Get?
...ents.
As long as the number of elements you have is equal or below this, all list functions should operate correctly.
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Open link in new tab or window [duplicate]
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It shouldn't be your call to decide whether the link should open in a new tab or a new window, since ultimately this choice should be done by the settings of the user's browser. Some people like tabs; some like new windows.
Using _blank will tell...
'Java' is not recognized as an internal or external command
...) tip.
– CodeFinity
Nov 5 '17 at 20:32
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I just tried with window 10. The command java --version ...
Parse query string into an array
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Technically PHP would also treat ?key=lorem&key=ipsum as if you only provided key=ipsum if that were the query string on the URL. And I think it's considered invalid to reuse the key and expect consistent results or that all ins...
Is there an expression for an infinite generator?
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for x in iter(int, 1): pass
Two-argument iter = zero-argument callable + sentinel value
int() always returns 0
Therefore, iter(int, 1) is an infinite iterator. There are obviously a huge number of variations on this particular theme (especially once you add lambda into the mix). One va...
How to remove item from array by value? [duplicate]
...is can be a global function or a method of a custom object, if you aren't allowed to add to native prototypes. It removes all of the items from the array that match any of the arguments.
Array.prototype.remove = function() {
var what, a = arguments, L = a.length, ax;
while (L && th...
Convert hyphens to camel case (camelCase)
...-i in marker-image and capture only the i. This is then uppercased in the callback function and replaced.
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Get ID of last inserted document in a mongoDB w/ Java driver
...h MongoDB plainly auto-generates ObjectId's. However, your solution of manually creating an ObjectId does work, and thanks for this option!
– Apophenia Overload
Dec 4 '12 at 8:39
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Detect if stdin is a terminal or pipe?
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Summary
For many use cases the POSIX function isatty() is all what it is needed to detect if stdin is connected to a terminal. A minimal example:
#include <unistd.h>
#include <stdio.h>
int main(int argc, char **argv)
{
if (isatty(fileno(stdin)))
puts("stdin is co...