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16 examples for Git common usage 27 Aug 2013 | 08:23 am
We will show a list of common usage examples for git, with the help of these examples, you can turn down most of the issues you faced on Git. 1. git pull — checkout the latest code to local a). git ...
dotCN Root name server were attacked 25 Aug 2013 | 04:35 am
As reported by DNSPod, One of China’s largest free DNS service providers, root name server of dotCN got attacked 5 hours ago, and lasted for 2 hours. During that time, most of the dotCN websites are u...
How to flush operating system DNS cache 9 Aug 2013 | 08:52 am
Following is a process to flush DNS cache in Windows, Linux or Mac Machines. We will soon create another post on how to flush DNS cache in browsers. Clear/Flush DNS cache in Microsoft Windows. First...
Tabbed Putty on Windows 6 Aug 2013 | 02:06 pm
PuTTY is the most popular SSH client for Windows. One of PuTTY drawbacks (possibly the only one) is that you have to start a new copy of PuTTY every time you open a new connection. Multiple connection...
Invalid gemspec because of the date format in specification 26 Jul 2013 | 07:32 pm
I faced this issue several times, and it appeared again yesterday. Here are the solution for this error. Basically this is an compatible issue, rubygems that with a recent version uses a different s....
Z-Shell: An improved Bourne shell 25 Jul 2013 | 03:00 pm
The Z shell can be thought of as an extended Bourne shell with a large number of improvements, including some features of bash, ksh, and tcsh. The first version of zsh was written by Paul Falstad in ...
Two Security Vulnerability of Struts 2 22 Jul 2013 | 02:58 pm
There are two critical security vulnerabilities of struts 2 revealed earlier last week, which shook the IT companies that have dependency with this framework, and lots of websites in China were report...
An update to Admon.org 5 Jul 2013 | 01:20 pm
In the past serval years, I’ve been focusing on Linux system administration for a long while. Now, I think it’s time to make some changes. I’m going to widen the subjects here and add more topics ove...
Debian: Upgrade 6.0 Squeeze to v7.0 Wheezy 3 Jul 2013 | 08:24 am
As Debian v7.0 Wheezy has been released for a while, we will show how to upgrade from v6.0 Squeeze here step by step. Before any operations, it’s highly suggested making a backup, as least for data f...
List installed packages by size in Linux 1 Jul 2013 | 03:09 pm
Sometimes you might want to uninstall large packages on a running Linux system (e.g. in order to release disk space), since these kind of packages are normally not that useful. Here we show an exampl...
