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CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...nfig/
二、系统环境
操作系统：CentOS release 6.4 (Final)
Squid版本：squid-3.1.10-20.el6_5.3.x86_64
SELINUX=disabled
HTTP Service: stoped
三、安装Squid服务
3.1 检查squid软件是否安装
# rpm -qa|grep squid
3.2 如果未安装，则使用yum 方式安装
# yum -y inst...
Parallelize Bash script with maximum number of processes
...at you want to do xargs also can help (here: converting documents with pdf2ps):
cpus=$( ls -d /sys/devices/system/cpu/cpu[[:digit:]]* | wc -w )
find . -name \*.pdf | xargs --max-args=1 --max-procs=$cpus pdf2ps
From the docs:
--max-procs=max-procs
-P max-procs
Run up to max-procs process...
How to detect if a script is being sourced
...URCED:
< COLUMNS=152
< HISTCMD=117
< LINES=47
< PPID=9163
< PS1='$ '
< RANDOM=29667
< SECONDS=23.652
< level=1
< lineno=1
< SHLVL=2
There is some variable herited in a sourced run, but nothing really related...
You could even check that $SECONDS is close to 0.000...
What's the best visual merge tool for Git? [closed]
...f Meld for Windows is the most recent release, available as an MSI from https://meldmerge.org"
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HTML5 Video Dimensions
...deo
vid.videoWidth; // returns the intrinsic width of the video
Spec: https://html.spec.whatwg.org/multipage/embedded-content.html#the-video-element
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What is the list of supported languages/locales on Android?
...MA [Arabic (Morocco)]
ar_MR [Arabic (Mauritania)]
ar_OM [Arabic (Oman)]
ar_PS [Arabic (Palestine)]
ar_QA [Arabic (Qatar)]
ar_SA [Arabic (Saudi Arabia)]
ar_SD [Arabic (Sudan)]
ar_SO [Arabic (Somalia)]
ar_SS [Arabic (South Sudan)]
ar_SY [Arabic (Syria)]
ar_TD [Arabic (Chad)]
ar_TN [Arabic (Tunisia)]
a...
What Process is using all of my disk IO
... iotop seems to be showing I/O bandwidth rather than the number of IOPS consumed by processes. This is not super relevant. A process doing lots of small writes+sync is going to consume more of the disk's IO capacity than a process writing a large contiguous batch of data at high speed.
...
Getting the PublicKeyToken of .Net assemblies
...
another option:
if you use PowerShell, you can find out like:
PS C:\Users\Pravat> ([system.reflection.assembly]::loadfile("C:\Program Files (x86)\MySQL\Connector NET 6.6.5\Assemblies\v4.0\MySql.Data.dll")).FullName
like
PS C:\Users\Pravat> ([system.reflection.assembly]::loadfil...
How to stop mongo DB in one command
...n you can stop mongodb (currently mongod in ubuntu) as follows:
Upstart: sudo service mongod stop
Sysvinit: sudo /etc/init.d/mongod stop
Or on Mac OS X
Find PID of mongod process using $ top
Kill the process by $ kill <PID> (the Mongo docs have more info on this)
Or on Red Hat...
How do I get the size of a java.sql.ResultSet?
...
ResultSet rs = ps.executeQuery();
int rowcount = 0;
if (rs.last()) {
rowcount = rs.getRow();
rs.beforeFirst(); // not rs.first() because the rs.next() below will move on, missing the first element
}
while (rs.next()) {
// do your stan...