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A fast method to round a double to a 32-bit int explained
...le to go into the "sweet range" between 2^52 and 2^53, which, as explained by Wikipedia here, has an interesting property:
Between 252=4,503,599,627,370,496 and 253=9,007,199,254,740,992 the representable numbers are exactly the integers
This follows from the fact that the mantissa is 52 bits ...
Why does Google +1 record my mouse movements? [closed]
... Supposing it was to give a better random generator seed, a seed provided by Google would be enough, no? Or at least just one or two mouse moves. The current way seem a bit suspicious indeed. It would be nice to have Google show some transparency here where others have failed giving it.
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Set select option 'selected', by value
...;option value="7">Refunded</option>
Setting to Pending Status by value
$('#contribution_status_id').val("2");
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Gradle, “sourceCompatibility” vs “targetCompatibility”?
...urce is basically the source language level and target is the level of the bytecode that is generated.
More details can be found in the javac the cross compilation section.
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Why am I not getting a java.util.ConcurrentModificationException in this example?
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Here's why:
As it is says in the Javadoc:
The iterators returned by this class's iterator and listIterator
methods are fail-fast: if the list is structurally modified at any
time after the iterator is created, in any way except through the
iterator's own remove or add methods, the it...
Switch case with fallthrough?
... unregistered user. As to the "fall-through" logic, as normally understood by programmers, the question body demonstrates a collapsing of condition, not fall-through logic. (Notice the use of break in the php code.) Editing the question, or its title, at this date would invalidate many of the answer...
Override Java System.currentTimeMillis for testing time sensitive code
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Cluttering your code by abstracting or wrapping all potential APIs to increase testability is IMHO not a very good idea. Even if you can do the refactoring once with a simple search & replace, the code becomes much harder to read, understand ...
How to revert a merge commit that's already pushed to remote branch?
...reading that what I was really looking for was the RESET command, followed by a force push. Maybe it'll help someone else. atlassian.com/git/tutorials/…
– Funktr0n
Jan 29 '15 at 21:04
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What is the JavaScript equivalent of var_dump or print_r in PHP? [duplicate]
...t Amos has a function that outputs a string immediately and isn't affected by these problems: stackoverflow.com/a/11315561/1403755
– TorranceScott
Aug 14 '14 at 21:38
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Define: What is a HashSet?
...ickly determine whether an object is already in the set or not. It does so by internally managing an array and storing the object using an index which is calculated from the hashcode of the object. Take a look here
HashSet is an unordered collection containing unique elements. It has the standard co...