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Why does Java's Arrays.sort method use two different sorting algorithms for different types?
...Since primitive types have no identity (there is no way to distinguish two ints with the same value), this does not matter for them. But for reference types, it could cause problems for some applications. Therefore, a stable merge sort is used for those.
OTOH, a reason not to use the (guaranteed n*...
How do browser cookie domains work?
...m will be available for example.com
Cookie with Domain=example.com will be converted to .example.com and thus will also be available for www.example.com
Cookie with Domain=example.com will not be available for anotherexample.com
www.example.com will be able to set cookie for example.com
www.example....
Is APC compatible with PHP 5.4 or PHP 5.5?
... apc isn't in svn.php.net/repository/pecl anymore. Repo has been converted to Git and can now be browsed at git.php.net/?p=pecl/caching/apc.git
– Dereckson
Oct 19 '13 at 23:47
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How do you load custom UITableViewCells from Xib files?
...u load custom UITableViewCell from Xib files? Doing so allows you to use Interface Builder to design your cells. The answer apparently is not simple due to memory managment issues. This thread mentions the issue and suggests a solution, but is pre NDA-release and lacks code. Here's a long threa...
Assign multiple columns using := in data.table, by group
...
@dnlbrky dim returns a vector so converting that to type list should rotate it; e.g. [,c("rows","cols"):=as.list(dim(get(objectName))),by=objectName]. Trouble is that as.list has call overhead and also copies the small vector. If efficiency is a proble...
Retain cycle on `self` with blocks
... I think it's relevant to a lot of Objective-C programmers who are getting into blocks.
9 Answers
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Fastest way to check if a string is JSON in PHP?
...r) i will receive object, but not array. json_decode($str, true) forces to convert into array. Why do complicated string in your code? Check for is_array(json_decode($str, true)) and some time later when you read it you will understand that decoded must be only an array. Much harder to guess is_obje...
What's the difference between interface and @interface in java?
...at any rate I've been working on a small Java project this week, and using Intellij IDEA as my IDE, for a change of pace from my regular .Net development.
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Why does this C++ snippet compile (non-void function does not return a value) [duplicate]
...of non-void function [-Wreturn-type]
We can turn this particular warning into an error using the -Werror=return-type flag. I also like to use -Wextra -Wconversion -pedantic for my own personal projects.
As ComicSansMS mentions in Visual Studio this code would generate C4716 which is an error by d...
How to process POST data in Node.js?
...('end', () => {
console.log('No more data');
})
}).listen(8080)
Converting Buffers to Strings
If you try this you will notice the chunks are buffers. If you are not dealing with binary data and need to work with strings instead I suggest use request.setEncoding method which causes the st...