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Test if number is odd or even
...n which will return true if $number is even, false if odd:
$number % 2 == 0
Works for every integerPHP value, see as well Arithmetic OperatorsPHP.
Example:
$number = 20;
if ($number % 2 == 0) {
print "It's even";
}
Output:
It's even
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iterating over each character of a String in ruby 1.8.6 (each_char)
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edited Sep 28 '09 at 1:02
answered Sep 28 '09 at 0:55
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Math.random() versus Random.nextInt(int)
...tributed bits in its mantissa, so it is uniformly distributed in the range 0 to 1-(2^-53).
Random.nextInt(n) uses Random.next() less than twice on average- it uses it once, and if the value obtained is above the highest multiple of n below MAX_INT it tries again, otherwise is returns the value ...
How to unstash only certain files?
...e git checkout or git show to restore a specific file.
git checkout stash@{0} -- <filename>
With Git 2.23+ (August 2019), use git restore, which replaces the confusing git checkout command:
git restore -s stash@{0} -- <filename>
That does overwrite filename: make sure you didn't have l...
Why can't I center with margin: 0 auto?
I have a #header div that is 100% width and within that div I have an unordered list. I have applied margin: 0 auto to the unordered list but it won't center it within the header div.
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Converting NumPy array into Python List structure?
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answered Dec 27 '09 at 15:31
Peter HansenPeter Hansen
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How do I find out which process is locking a file using .NET?
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answered Nov 25 '08 at 11:48
oriporip
63.3k2020 gold badges110110 silver badges144144 bronze badges
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How to calculate date difference in JavaScript?
...icktoofay
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How to add icon inside EditText view in Android ?
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edited Nov 26 '10 at 0:38
answered Nov 26 '10 at 0:31
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How to install a specific version of a ruby gem?
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answered Jun 10 '13 at 14:37
mjsmjs
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