大约有 17,000 项符合查询结果（耗时：0.0340秒） [XML]
How to do relative imports in Python?
... culprit was the lack of access to outer packages when directly running as script, something -m was designed to solve.
– MestreLion
Nov 7 '13 at 3:40
26
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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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转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
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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...
filename and line number of python script
How can I get the file name and line number in python script.
9 Answers
9
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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 "$2")
Note that converting to UTF-8 might work for merging as well, you just have to make sure it's done in both directions.
As fo...
How do I find the width & height of a terminal window?
As a simple example, I want to write a CLI script which can print = across the entire width of the terminal window.
9 Ans...
Running a cron every 30 seconds
...g your process running in some form but, once that's sorted, the following script should work:
#!/bin/env bash
# Debug code to start on minute boundary and to
# gradually increase maximum payload duration to
# see what happens when the payload exceeds 30 seconds.
((maxtime = 20))
while [[ "$(date ...
Yes or No confirm box using jQuery
...unction(event, ui) {
$(this).remove();
}
});
};
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<link href="https://ajax.googleapis.com/ajax/libs/jqueryui/1.12.1/themes/smoothness/jquery-ui.css" rel="stylesheet" />
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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 ...
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...