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Generate a Hash from string in Javascript
... hash = ((hash << 5) - hash) + chr;
hash |= 0; // Convert to 32bit integer
}
return hash;
}
});
Source:
http://werxltd.com/wp/2010/05/13/javascript-implementation-of-javas-string-hashcode-method/
sh...
What is Bit Masking?
... >> (shift right). This is how we can extract the four bytes from a 32-bit integer:
void more_stuff(uint32_t value) { // Example value: 0x01020304
uint32_t byte1 = (value >> 24); // 0x01020304 >> 24 is 0x01 so
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How to check if running in Cygwin, Mac or Linux?
...
The Git Bash uname -s output on Windows 7 is MINGW32_NT-6.1. Also, there is no /cygdrive prefix, just /c for C:.
– ColinM
Sep 10 '11 at 1:24
7
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Maximum Length of Command Line String
...uestion). Shortcuts (.lnk) are limited to 260 characters, CreateProcess to 32767, and ShellExecute to about 2048. According to Raymond Chen's article on the subject
– NtscCobalt
Oct 24 '12 at 21:47
...
How to count the number of set bits in a 32-bit integer?
...ou may need to adjust it to work for a particular language (e.g. using uint32_t for C++ and >>> in Java):
int numberOfSetBits(uint32_t i)
{
// Java: use int, and use >>> instead of >>
// C or C++: use uint32_t
i = i - ((i >> 1) & 0x55555555);
i =...
Fastest way to iterate over all the chars in a String
... backing char[] of the string.
A fully randomized benchmark with JDK 8 (win32 and win64) on an 64 AMD Phenom II 4 core 955 @ 3.2 GHZ (in both client mode and server mode) with 9 different techniques (see below!) shows that using String.charAt(n) is the fastest for small strings and that using reflec...
“An attempt was made to load a program with an incorrect format” even when the platforms are the sam
I'm calling functions from a 32-bit unmanaged DLL on a 64-bit system. What I get is:
20 Answers
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Bring a window to the front in WPF
...
answered Dec 20 '08 at 20:32
Morten ChristiansenMorten Christiansen
17.2k1919 gold badges6060 silver badges9090 bronze badges
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Can Selenium Webdriver open browser windows silently in background?
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On windows you can use win32gui:
import win32gui
import win32con
import subprocess
class HideFox:
def __init__(self, exe='firefox.exe'):
self.exe = exe
self.get_hwnd()
def get_hwnd(self):
win_name = get_win_name(self....
Pick a random element from an array
...
326
Swift 4.2 and above
The new recommended approach is a built-in method on the Collection proto...