An inode is an entry in inode table, containing information ( the metadata ) about a regular file and directory. An inode is a data structure on a traditional Unix-style file system such as ext3 or ext4. Inode number also called as index number , it consists following attributes. File types ( executable, block...
How to Create MySQL User and Grant Permission. For the good security implementation, make sure to create separate user account rather than root to access database for each application. This will ensure that application can’t access other application’s database. You need MySQL administrator (root) privileges To create user accounts and assign privileges to the...
Postfix is fast and popular SMTP server widely used. The main job of postfix is to relay mail locally or to intended destination outside the network. Some of the most popular SMTP servers are Sendmail, Postfix and Qmail. By default Sendmail comes pre-installed with CentOS/RHEL 5. We will need to remove it and install...
Links or Symbolic links are a special type of file that contains a reference to another file or directory. In simple world a single file or directory available at 2 or more locations. There are two types of symbolic links can be create 1- Soft Link and 2- Hard Link. Difference Between Soft Links...
Some times we required to secure a single url or few specific urls in our site, and all other site url keep remain with public access. This is very easy to manage with are using directory and file structure in sites. But some of framework like cakephp work on routing structure which is different...
Some times SQL Server log files acquire a large space on disk. In that case we need to reduce the size of log file to claim some space. But truncating or reducing database log file in SQL Server 2008 can be quite difficult. It also have its own issues. This article contains a set...
Linux provides a number of tools for network configuration. Most important network settings for you Linux machine to access over network are IP configuration Device activation DNS configuration Default gateway 1. Default Network Configuration Files: Default linux interfaces configuration file exists in /etc/sysconfig/network-scripts/ named ifcfg-ethX ( ‘X’ is replace with number 0,1 or 2...
RPM ( RedHat Package Manager ) is a package management system for RHEL based systems. You may have seen that all the packages in rhel systems has extension .rpm. This tutorial will help you to how to create your own rpm file I had created a script to take database backup, Today i have...
HAProxy Stats provides a lot of information about data transfer, total connection, server state etc. After installing HAProxy if you want to view HAProxy stats in your web browser, You can easily configure it by making few changes in your HAProxy configuration using following steps. Step 1: Enable Stats in HAProxy To enable stats...
Hi Guys, If you want to add a line in file at specific line number through script. Below examples will help you to do it. For example you have a file named file1.txt, file content are as below. [email protected]:~ # cat file1.txt tecadmin 1 tecadmin 2 tecadmin 4 Now you required to add text...
