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Natural Sort Order in C#
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+1 Not only is it the most concise it is the fastest I have seen. except for the accepted answer but I cannot use that one because of machine dependencies. It sorted over 4 million values in about 35 seconds.
– Gene S
Oct 4 '12 at 2...
How do exceptions work (behind the scenes) in c++
... an error is rare, it can be faster, since you do not have the overhead of testing for errors anymore.
In case you want more information, in particular what all the __cxa_ functions do, see the original specification they came from:
Itanium C++ ABI
...
How do Trigonometric functions work?
...uncated to the ±1 domain because any value outside it is meaningless.
To test the approximating functions, a billion random function evaluations were forced to be evaluated (that is, the -O3 optimizing compiler was not allowed to bypass evaluating something because some computed result would not b...
When should one use a spinlock instead of mutex?
...e it a try and compare the results (e.g. using a profiler), but be sure to test both cases, a single-core and a multi-core system before you jump to conclusions (and possibly different operating systems, if your code will be cross-platform).
Update: A Warning for iOS
Actually not iOS specific but ...
Finding a branch point with Git?
...d the following tree (letters assigned in chronological order), so I could test things out:
A - B - D - F - G <- "master" branch (at G)
\ \ /
C - E --' <- "topic" branch (still at E)
This looks a little different than yours, because I wanted to make sure that I got (r...
Checking if an Android application is running in the background
...yPaused(Activity activity) {
++paused;
android.util.Log.w("test", "application is in foreground: " + (resumed > paused));
}
@Override
public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
}
@Override
public void onActivityStarted(A...
How to have favicon / icon set when bookmarklet dragged to toolbar?
...ike it may work but I have yet to see something like this in action and my tests have came back negative.
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DateTime vs DateTimeOffset
...tantaneous moment, and are therefore equivalent.
If you are doing any unit testing and need to be certain of the offset, test both the DateTimeOffset value, and the .Offset property separately.
There is a one-way implicit conversion built in to the .Net framework that lets you pass a DateTime into a...
What is the difference between canonical name, simple name and class name in Java Class?
...
If you're unsure about something, try writing a test first.
I did this:
class ClassNameTest {
public static void main(final String... arguments) {
printNamesForClass(
int.class,
"int.class (primitive)");
printNamesForClass(
...
How do you Encrypt and Decrypt a PHP String?
...zero($ciphertext);
sodium_memzero($key);
return $plain;
}
Then to test it out:
<?php
// This refers to the previous code block.
require "safeCrypto.php";
// Do this once then store it somehow:
$key = random_bytes(SODIUM_CRYPTO_SECRETBOX_KEYBYTES);
$message = 'We are all living in a yel...