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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
...umber must be converted to a string:
require 'date'
DateTime.strptime("1318996912",'%s')
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Checking for empty arrays: count vs empty
... prodigitalsonprodigitalson
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4
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Swapping two variable value without using third variable
...(int argc, char* argv[]){
int x = 4;
int y = 5;
int z = pow(2,28);
while ( z-- ){
# ifdef USE_XOR
xorSwap(&x,&y);
# else
tempSwap(&x, &y);
# endif
}
return x + y;
}
Compiled using:
gcc -Os main.c -o swap
The ...
MySQL indexes - what are the best practices?
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Nico Haase
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answered Jun 15 '10 at 22:01
timdevtimdev
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Make Adobe fonts work with CSS3 @font-face in IE9
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edited May 23 '17 at 12:18
Community♦
111 silver badge
answered Apr 10 '11 at 7:41
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How to retrieve a single file from a specific revision in Git?
...iles looked a few months ago. I found the revision at that date; it's 27cf8e84bb88e24ae4b4b3df2b77aab91a3735d8 . I need to see what one file looks like, and also save it as a ("new") file.
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REST API 404: Bad URI, or Missing Resource?
...rome developer console.
– jaapz
Aug 8 '14 at 11:32
1
It is incredibly bad to return an error (404...
How can I store my users' passwords safely?
....2):
<?php
require('PasswordHash.php');
$pwdHasher = new PasswordHash(8, FALSE);
// $hash is what you would store in your database
$hash = $pwdHasher->HashPassword( $password );
// $hash would be the $hash (above) stored in your database for this user
$checked = $pwdHasher->CheckPasswor...
How to capture the “virtual keyboard show/hide” event in Android?
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edited Jul 18 at 18:12
answered Dec 6 '10 at 10:56
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How can I merge two commits into one if I already started rebase?
...t rebase --abort
Say your history is
$ git log --pretty=oneline
a931ac7c808e2471b22b5bd20f0cad046b1c5d0d c
b76d157d507e819d7511132bdb5a80dd421d854f b
df239176e1a2ffac927d8b496ea00d5488481db5 a
That is, a was the first commit, then b, and finally c. After committing c we decide to squash b and c...