Google Two-Factor Authentication provides next level of security from hackers to SSH server. This article will help you to how to protect your SSH server with an two-factor authentication using Google Authenticator PAM module. Now Every time when you try to ssh to your server, you have to generate code using your phone or...
Issue: Today, I found that /tmp was showing 100% full but, After deleting all files from /tmp it was still showing full. After google it, I found that there are some file which deleted from /tmp folder but still used by process used all space. Generally these files used by apache or mysql. Use...
Error: Below issue generally comes with database incompatibilities with the current version of MySQL. It may happen due to MySQL server upgrade or downgrade. Error in query (1548): Cannot load from mysql.proc. The table is probably corrupted Solution: This issue may resolve by repairing mysql databse using following command. # mysqlcheck -r mysql proc...
While installing magento, if you face issue like below, This the is known issue Error: Exception printing is disabled by default for security reasons. Error log record number: xxxxxx Solution: Step 1. Go to /errors/ folder in magento document root. Step 2. Copy local.xml.sample as local.xml # cp local.xml.sample local.xml Step 3. Edit magento/lib/Zend/Cache/Backend/File.php...
Error: I faced following error after installing ffmpeg on our CentOS 6.5 server. ffmpeg: error while loading shared libraries: libavdevice.so.55: cannot open shared object file: No such file or directory Solution: In my case this issue comes, when we don’t not added codecs libraries path in ldconfig. I have fixed it by adding following...
Wkhtmltopdf is a very useful application to create pdf from html (webpage). This article will help to create pdf of a webpage using php script and Linux command line tool. Step 1: Install wkhtmltopdf in Linux Download wkhtmltopdf from google code and install to linux system. # cd /opt # wget https://wkhtmltopdf.googlecode.com/files/wkhtmltopdf-0.9.9-static-i386.tar.bz2 # tar...
Public IP is used for communication between computers over the Internet. A computer running with public IP is accessible all over the world using the Internet. So we can say that it is the identity of the computer on the internet. Now the question is how do we know our public IP?. For computers...
VLC is a free and open source cross-platform multimedia player. It’s useful to play music and videos on the system. This article will help you to install VLC on CentOS, RHEL and Fedora Systems. Step 1 – Setup Required Repository First of all, You need to add the required yum repositories on your system....
Hi Guys, This tutorial will help to for installing MySQL 5.6 on CentOS/RHEL system. I am using CentOS 6, 32 bit version. For other OS version you can download files from here. Also change the rpm names in all given commands in this tutorial. Step 1: Download RPMs from MySQL Download required rpm files...
This article will help to how to add SPF records for all accounts on cPanel server 1. For Single Account cPanel provides scripts to add SPF record in accounts. If you want to add SPF record in single account use following command as root user. # /usr/local/cpanel/bin/spf_installer <username> <username> : cPanel account name to...