Linux | ubuntu

Get IP address, gateway details, change gateway over Linux Machine

ByHarish Varada April 2, 2012October 19, 2020

To get the IP address on a ubuntu machine we use the command:
$ ifconfig

To get the gateway details, we use the command:
$ route -n

To change the gatway, we use the following commands
$ sudo route del default
$ sudo route add default gw <new-gateway-address>

Cheers.

Linux | ubuntu

VI Editor
ByHarish Varada December 1, 2011October 19, 2020

To create or to open a file for editing [root@comp1 ~]# vi Example:- [root@comp1 ~]# vi fullreport To go to insert mode i – inserts the text at current cursor position r – replace a single char at current cursor position Commands at Execute Mode :q – quit without saving :q! – quit forcefully without…

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Linux | MySQL | PHP | ubuntu

Steps to install Apache, MySQL, PHP, PhpMyAdmin over Ubuntu 11.10
ByHarish Varada May 16, 2012October 19, 2020

Here is a brief description of installing the top most Web-Application developments tools for LAMP Technologies (Linux, Apache, MySQL, PHP). Here, I’m presuming that you already have a Linux machine with Ubuntu(likely v11.10). Steps to install Apache2 Server: sudo apt-get install apache2 Steps to install MySQL5 Client and Server: sudo apt-get install mysql-server mysql-client Steps to…

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Linux | PostgreSQL | ubuntu

Steps to install PostgreSQL, phpPgAdmin with PHP and managing PostgreSQL over Ubuntu 11.10
ByHarish Varada September 12, 2012March 29, 2026

Here, I’m attempting to explain how to install PostgreSQL & phpPgAdmin briefly and an attempt to perform database dump and restore; which should be a basic functionality but is not present in pgadmin. Here, I’m presuming that you already have a Linux machine with Ubuntu(likely v11.10) and installing the latest version of PostgreSQL(v9.1.1). Installation Steps…

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Linux | ubuntu

Basic’s
ByHarish Varada November 28, 2011October 19, 2020

To check the present working directory [root@comp1 ~]# pwd /root To see the contents of a directory (folder) [root@comp1 ~]# ls Options: -l Long list including attributes -a All files and directories including hidden -d To check for a particular file or directory -R Recursively, to see the contents in a tree structure To list…

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Linux | MySQL | ubuntu

How to change MySQL password on Ubntu 11.10
ByHarish Varada May 16, 2012October 19, 2020

Here are the steps to change or reset or set your MySQL password on a Ubuntu 11.10 or Linux machines. 1. Stop the mysql server using the following command: sudo /etc/init.d/mysql stop 2. Start the mysqld demon process using the –skip-grant-tables option with the following command: sudo /usr/sbin/mysqld –skip-grant-tables –skip-networking & 3. Start the mysql…

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