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How to make a countdown timer in Android?
...? I tried getting the value from an EditText but it didn't seem to work at all.
– edwoollard
Aug 3 '13 at 9:41
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AI2 Keep Awake
...ly reduced by using this extension. Do not set WakeLocks if you do not really need them, use them as rarely as possible and release them as soon as possible. If actions are to be performed only occasionally, it is not necessary for the CPU to be constantly active. Instead, an alarm can be use...
What is the bit size of long on 64-bit Windows?
...pointers for 64-bit platforms. The two mostly widely used were ILP64 (actually, only a very few examples of this; Cray was one such) and LP64 (for almost everything else). The acronynms come from 'int, long, pointers are 64-bit' and 'long, pointers are 64-bit'.
Type ILP64 LP64 LLP64...
Why can't C++ be parsed with a LR(1) parser?
I was reading about parsers and parser generators and found this statement in wikipedia's LR parsing -page:
6 Answers
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What is the relative performance difference of if/else versus switch statement in Java?
...ic interface Action {
void execute(String input);
}
And get hold of all implementations in some Map. You can do this either statically or dynamically:
Map<String, Action> actions = new HashMap<String, Action>();
Finally replace the if/else or switch by something like this (leav...
What's so bad about in-line CSS?
...y time I've had to modify a image's float or some other css that was originally going to be "just for one element"... ...well, I'd go out for a dinner out at a nice restaurant.
– Kzqai
Nov 22 '13 at 19:02
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Hide Twitter Bootstrap nav collapse on click
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FYI, this doesn't work in all cases. If the window is re sized and it brings up the mobile menu it will be open by default.
– Andrew Boes
Sep 13 '13 at 19:59
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What does the unary plus operator do?
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It's there to be overloaded if you feel the need; for all predefined types it's essentially a no-op.
The practical uses of a no-op unary arithmetic operator are pretty limited, and tend to relate to the consequences of using a value in an arithmetic expression, rather than the ...
How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
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This calls is_dir twice for each recursed directory. If the argument is a symlink, it also follows it instead of deleting the symlink, which might or might not be what you want. In any case, it's not what rm -rf does.
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What is the reason for having '//' in Python? [duplicate]
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I actually like this style better... I can remember in atleast one language I've used (VB?) the differentiating factor was / vs \ ... but I could never remember which was which!
– Matthew Scharley
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