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.htaccess - how to force “www.” in a generic way?
...%{HTTPS}s ^on(s)|
RewriteRule ^ http%1://www.%{HTTP_HOST}%{REQUEST_URI} [R=301,L]
The first condition checks whether the Host value is not empty (in case of HTTP/1.0); the second checks whether the the Host value does not begin with www.; the third checks for HTTPS (%{HTTPS} is either on or off, s...
Generating a random password in php
...) {
$alphabet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890';
$pass = array(); //remember to declare $pass as an array
$alphaLength = strlen($alphabet) - 1; //put the length -1 in cache
for ($i = 0; $i < 8; $i++) {
$n = rand(0, $alphaLength);
$p...
Kill detached screen session [closed]
...uotes) in ubuntu :P
– mzalazar
Jan 23 '13 at 12:48
16
exit works but needs to be typed into each ...
通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...后可以增加，但是不能超过硬资源设置。
ulimit – Sn 32；限制软资源，32 个文件描述符。
-a
显示当前所有的 limit 信息。
ulimit – a；显示当前所有的 limit 信息。
-c
最大的 core 文件的大小， 以 blocks 为单位...
How to select all instances of a variable and edit variable name in Sublime
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613
Put the cursor in the variable.
Note: the key is to start with an empty selection. Don't highli...
What is the size of ActionBar in pixels?
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13 Answers
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Active
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Prepend text to beginning of string
...4:15
T J
35.4k1010 gold badges6767 silver badges126126 bronze badges
answered May 23 '11 at 7:30
Thor Jacobsen...
Android ViewPager - Show preview of page on left and right
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edited Feb 6 '16 at 6:13
Zeeshan Shabbir
5,34144 gold badges2727 silver badges6666 bronze badges
answ...
Better naming in Tuple classes than “Item1”, “Item2”
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answered Oct 13 '16 at 6:42
MichaelMockoMichaelMocko
3,47811 gold badge1717 silver badges2424 bronze badges
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How to force file download with PHP
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239
Read the docs about built-in PHP function readfile
$file_url = 'http://www.myremoteserver.com/...