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How do I use LINQ Contains(string[]) instead of Contains(string)
...) and All() methods are so simple :) I can use t => words.All(w => t.Title.Contains(w)).
– alcohol is evil
Jan 11 '17 at 21:14
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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...
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...
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 "$2")
Note that converting to UTF-8 might work for merging as well, you just have to make sure it's done in both directions.
As fo...
Dynamic cell width of UICollectionView depending on label width
... bit. Adding additional 5 points to the width did the trick: CGSize(width: title.size(withAttributes: [NSAttributedString.Key.font : UIFont.boldSystemFont(ofSize: 16)]).width + 5, height: 50)
– Starsky
Aug 21 at 13:57
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“Active Directory Users and Computers” MMC snap-in for Windows 7?
...lt's answer is correct. However, if you want the snap-in mentioned in the title (Users and Computers), you'll also have to run these commands at a command-line afterwards, as an Administrator:
dism /online /enable-feature /featurename:RemoteServerAdministrationTools-Roles-AD-DS
dism /online /enabl...
Vim: Close All Buffers But This One
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You could use this script from vim.org:
http://www.vim.org/scripts/script.php?script_id=1071
Just put it to your .vim/plugin directory and then use :BufOnly command to close all buffers but the active one. You could also map it elsewhere you ...
Running a cron every 30 seconds
...g your process running in some form but, once that's sorted, the following script should work:
#!/bin/env bash
# Debug code to start on minute boundary and to
# gradually increase maximum payload duration to
# see what happens when the payload exceeds 30 seconds.
((maxtime = 20))
while [[ "$(date ...
How 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...
Streaming video from Android camera to server
...LS streaming of H.264 / AAC. It also demonstrates realtime OpenGL Effects (titling, chroma key, fades) and background recording.
Thanks SO, and especially, fadden.
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