Change Timezone in Linux
Setting the correct timezone is very important in any system to avoid confusions. Especially in systems used by multiple users, one may think the time […]
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CentOS 7 authentication using Active Directory
Though Linux hosts has its own local authentication mechanism, as times requirements will arise where Windows Active Directory authentication will be required. For example, if […]
Sending email with multiple attachment using PhP
The posted below PhP code (function) can be used to send an email with multiple attachment using PhP. ========= =========== ========= <?php $attch1=/attach/file1.txt $attach2=/attach/file2.txt $thefiles[0]=”$attch1″; […]
Puppet : Introduction, Installation and basic configuration
Puppet is a configuration Management tool, used for managing configuration of systems systematically. It keeps a historical record of state of systems properly. Puppet used […]
Enabling security using .htaccess file
When working with web servers, and displaying contents, you may wish to restrict access to certain pages to only authenticated users. Which means one will […]
How to sync a folder in Ubuntu 14.04 with Google Drive
Google drive is a free cloud storage provided by Google where you can store files accessible from any where in the world as long as […]
Samba File Share Service
Install and start samba server: # yum install samba # service smb start # chkconfig smb on Add users and group: # useradd user01 […]
Redhat Linux sudo users
This page gives basic information about Sudo users. The file used by sudo is /etc/sudoers Never use vi to open this file. Use the command […]
Xen installation and basic configuration
This page lists the procedure to be followed to create a CentOS 5 domU in Xen, without using virt-manager, or and other GUI tool. The […]
Linux iptables as a Router
Netfilter : The actual filtering in a Linux box is done using Netfilter. Iptables : is the tool used to create this filters. Iptables maintain […]