Posts

Automatic Desktop Wallpaper Changer for Linux

I have a lot of wallpaper that I wanted to switch automatically. After a lot of search i found that there a command way to control all the gnome settings. So I the command I used is “gconftool-2″. So code is like:




#!/bin/bash
folder="/home/rsr …

Service Engineer/System Administrator Interview Questions

This is not my code alone.  It was the group effort of Vivek Ram, Cijo George, Sandeep Unni and mine during our epic preparation for Yahoo!. I am just putting it open for others who would be looking for this information. Convert all lower case to upper  …

Customizing Mysql Prompt For multiple Servers

If you are using mysql regularly on multiple servers its really useful to have the promt in mysql to show something more than mysql>. It would be useful if it showed the username,hostname, current database and things like that. So how to do this. One m …

Restoring the Grub after reinstalling Windows

After reinstalling windows or fixing MBR(Master Boot Record) you always loose your grub and you cannot boot to your linux. So this post is about the methods of restoring the grub. There are three methods I use. I will explain all three. All three methods  …

Pass cookie from script to firefox

I had a requirement to get firefox to open a logged in page in firefox. I used it for automated opening of some logged in pages. But there is another use for it. It can be used for opening mail or any other site that needs to be logged in. The only issue,  …

How to Format a Usb in Linux

There are two methods of formatting a usb in linux that I use. The first method is using gparted (or parted non gui version of gparted). This is an easy gui interface that uses shell commands as backend. It is easy to do it. You install this package usin …

Tab Feature in Vim

Vim is one of the simplest looking but most powerful editor I have seen. So thought of listing a few interesting one that I came across. Tab Opening of Files. There are two methods of starting files in tabs. By opening vi the files you want to open: Thi …

Web page Performance for a Blog – Part 1

I have always under the notion that page performance for big websites or websites that have a sole server and various resources like CDN and load balancers. So I wanted to know if this is true. I set out to try web page performance my blog. I just wanted t …

Check the port in which the Mysql is running on

Mysql can be configured to run other ports other than the default port (of 3306). So what will you do when you need to find the port on which a mysql server runs on. If you don’t have access to the server files and can access the server only using the mysq …

Auto Backup using Dropbox in Linux/Mac

I had some folders on my disk which I wanted to keep a copy online as a backup and for viewing from other places. Its not always possible to save all the essentials in the drop box folder itself to be auto backed up. Thus I wrote a very small script which  …