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How to sort a file, based on its numerical values for a field?

... Take a peek at the man page for sort... -n, --numeric-sort compare according to string numerical value So here is an example... sort -n filename share ...
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How to escape apostrophe (') in MySql?

...tle bit more than you mention. It also says, A “'” inside a string quoted with “'” may be written as “''”. (Also, you linked to the MySQL 5.0 version of Table 8.1. Special Character Escape Sequences, and the current version is 5.6 — but the current Table 8.1. Special Character...
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Android studio logcat nothing to show

I installed Android Studio yesterday, and I tried to use the LogCat to see the logs. But there is nothing to show in the logcat. I used the terminal to run ./adb logcat and it works. ...
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Calculate the median of a billion numbers

If you have one billion numbers and one hundred computers, what is the best way to locate the median of these numbers? 25 A...
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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...

...-5.5.20 postfix-2.9.1 courier-authlib-0.62.4.tar.bz2 extmail-1.2.tar.gz extman-1.1.tar.gz Unix-Syslog-1.1.tar.gz perl-GD-2.35-1.el5.rf.i386.rpm rrdtool-1.2.23 Time-HiRes-1.9725.tar.gz File-Tail-0.99.3.tar.gz 一、环境配置 1、安装一下过程中所依赖的一些...
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What are the nuances of scope prototypal / prototypical inheritance in AngularJS?

The API Reference Scope page says: 3 Answers 3 ...
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android TextView: setting the background color dynamically doesn't work

Setting the background color programatically of an android TextView doesn't seem to work. I'm I missing something! 14 Ans...
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git ahead/behind info between master and branch?

I have created a branch for testing in my local repo ( test-branch ) which I pushed to Github . 5 Answers ...
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Trying to git pull with error: cannot open .git/FETCH_HEAD: Permission denied

Help me please, I am trying to run this in my terminal: 29 Answers 29 ...
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YYYY-MM-DD format date in shell script

I tried using $(date) in my bash shell script, however, I want the date in YYYY-MM-DD format. How do I get this? 13 A...