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What's the best way to distribute Java applications? [closed]
...nstalled that's not from the stone age (e. g. 1.2) webstart can be told to download and install a newer Java version of the one you require for your program is not there yet. Look at the .jnlp file syntax. Of course it still quite prominently displays that you are using Java which might be inappropr...
How to find all combinations of coins when given some dollar value
...erbert Wilf's wonderful book Generatingfunctionology: math.upenn.edu/~wilf/DownldGF.html) and if you mean an expression like (1+√5)^n, it takes Ω(log n) time to compute, not constant time.
– ShreevatsaR
Jul 10 '09 at 18:33
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How do I find the next commit in git? (child/children of ref)
... the direction of” the given commit. This may help you narrow the output down from many children to just one.
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How do you crash a JVM?
...erminates the currently running Java virtual machine by initiating its shutdown sequence ... all registered shutdown hooks, if any, are started ... all uninvoked finalizers are run" - isn't that the proper cleanup?
– user85421
Apr 29 '09 at 13:10
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Clicking the back button twice to exit an activity
...me;
private static final int PERIOD = 2000;
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
switch (event.getAction()) {
case KeyEvent.ACTION_DOWN:
if (event.getDownTime() - lastPressedTime < PER...
How should I unit test threaded code?
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Tough one indeed! In my (C++) unit tests, I've broken this down into several categories along the lines of the concurrency pattern used:
Unit tests for classes that operate in a single thread and aren't thread aware -- easy, test as usual.
Unit tests for Monitor objects (those that...
Using generic std::function objects with member functions in one class
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Why the down vote? Every other response said you must bind the class instance. If you are creating a binding system for reflection or scripting, you will not want to do that. This alternative method is valid and relevant for some p...
#pragma once vs include guards? [duplicate]
...f the include guard. Once both are included, it takes you a while to track down the error, as the error messages aren't necessarily clear.
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Why does typeof NaN return 'number'?
... false can be used to test if x is a quiet NaN.
All this means is (broken down into parts):
A comparison with a NaN always returns an unordered result even when comparing with itself.
Basically, a NaN is not equal to any other number, including another NaN, and even including itself.
The compari...
What is the HTML tabindex attribute?
...ink to a something right above the content you are trying to link the user down to without having the linked to item itself be reachable.
– Brett
Jan 24 '15 at 13:37
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