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Q：
[root@mail postfix]# /usr/sbin/postfix start
postfix/postfix-script: warning: not owned by postfix: /var/spool/postfix/hold
postsuper: fatal: scan_dir_push: open directory hold: Permission denied
postfix/postfix-script: fatal: Postfix integrity check failed!
呵呵权限问题...
How to log cron jobs?
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Description of what means 2>&1: stackoverflow.com/questions/818255/in-the-bash-shell-what-is-21
– Yamaneko
Sep 26 '12 at 14:26
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Can I make git recognize a UTF-16 file as text?
...rs. A way to get that to work is to use --ext-diff and the following shell script:
#!/bin/bash
diff <(iconv -f utf-16 -t utf-8 "$1") <(iconv -f utf-16 -t utf-8 "$2")
Note that converting to UTF-8 might work for merging as well, you just have to make sure it's done in both directions.
As fo...
Vim: Close All Buffers But This One
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You could use this script from vim.org:
http://www.vim.org/scripts/script.php?script_id=1071
Just put it to your .vim/plugin directory and then use :BufOnly command to close all buffers but the active one. You could also map it elsewhere you ...
Running a cron every 30 seconds
...g your process running in some form but, once that's sorted, the following script should work:
#!/bin/env bash
# Debug code to start on minute boundary and to
# gradually increase maximum payload duration to
# see what happens when the payload exceeds 30 seconds.
((maxtime = 20))
while [[ "$(date ...
how to stop browser back button using javascript
...o restrict the user from going back in an exam.
I have tried the following script but it stops my timer.
What should I do?
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How can I write text on a HTML5 canvas element?
...kup:
<canvas id="myCanvas" width="300" height="150"></canvas>
Script (with few different options):
<script>
var canvas = document.getElementById('myCanvas');
var ctx = canvas.getContext('2d');
ctx.font = 'italic 18px Arial';
ctx.textAlign = 'center';
ctx. textB...
How to write a bash script that takes optional input arguments?
I want my script to be able to take an optional input,
8 Answers
8
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SQL DROP TABLE foreign key constraint
... and newer, you can Right Click on the
DB -> Tasks -> Generate Scripts
Select the tables you want to DROP.
Select "Save to new query window".
Click on the Advanced button.
Set Script DROP and CREATE to Script DROP.
Set Script Foreign Keys to True.
Click OK.
Click Next -> Next ->...
Batch script to delete files
I have a batch script as follows.
5 Answers
5
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