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How to count objects in PowerShell?
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206
This will get you count:
get-alias | measure
You can work with the result as with object:
$...
How do I check if a variable exists in a list in BASH
...tains() {
[[ $1 =~ (^|[[:space:]])$2($|[[:space:]]) ]] && exit(0) || exit(1)
}
to use it:
contains aList anItem
echo $? # 0： match, 1: failed
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Setting the zoom level for a MKMapView
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201
I found myself a solution, which is very simple and does the trick. Use MKCoordinateRegionMakeW...
Is it a good practice to place C++ definitions in header files?
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answered Feb 24 '09 at 19:47
Evan TeranEvan Teran
77.8k2525 gold badges164164 silver badges229229 bronze badges
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What's the difference between “static” and “static inline” function?
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109
inline instructs the compiler to attempt to embed the function content into the calling code in...
Java String to SHA1
...String byteArrayToHexString(byte[] b) {
String result = "";
for (int i=0; i < b.length; i++) {
result +=
Integer.toString( ( b[i] & 0xff ) + 0x100, 16).substring( 1 );
}
return result;
}
BTW, you may get more compact representation using Base64. Apache Commons Codec ...
Best way to give a variable a default value (simulate Perl ||, ||= )
...ame'] : 'john doe'.
– VPhantom
May 20 at 18:33
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Removing transforms in SVG files
... TylerH
18.1k1212 gold badges6161 silver badges8080 bronze badges
answered Jun 12 '14 at 8:43
Serge SeletskyySerge Seletskyy
1...
How to update npm
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190
This will update npm using npm itself:
sudo npm install npm -g
If you are stuck, try sudo npm...
Android emulator and virtualbox cannot run at same time
...eat option :P
– Richard de Wit
Nov 20 '15 at 11:46
4
This solution #@%!'s due to the fact that i ...