linux and microcontroller

You can do Linux rescue work using Recovery Is Possible (RIP) is a Slackware-based Bootable CD . It will support lot of filesystems (Reiserfs, ext2, ext3, UDF, iso9660, XFS, HPFS, NTFS, DOS and VFAT). It will also support Harddisk Types IDE, SATA, SCSI, PCMCIA, RAID, LVM2, and Network like Ethernet,DSL,cable,PPP,PPPOE. This Cd is equiped with a very good collection of recovery utilities.

Some of RIPLinux Tools:

* ssh/sshd, mutt, links, fetchmail , wget, msmtp, lftp, Firefox
* cdrwtool, mkudffs and pktsetup for optical media.
* system Tools : lshw, atop, htop, dmesg, dmidecode, mount utility
* HDD / Partition Tools : fdisk, Ghost, cfdisk For Linux, GParted, Grub, Partimage, Testdisk
* fsck.reiserfs and 'fsck.reiser4 to check and repair filesystem ReiserFS
* jfs_fsck to check and repair a Linux file system JFS.
* e2fsck to check and repair a Linux file system ext2 or ext3.
* ntfsresize for resizing the Windows NTFS without losing data.
* ntfs-3g to write to Windows NTFS.
* chntpw can view information and user passwords on Windows systems.
* cmospwd allows you to retrieve password from CMOS / BIOS.

Download ISO
More Details and screen shots

Prism , Single-serving Browser for Web Application from Mozilla

Mozilla Labs recently released the 1.0 beta of Prism. Prism is a XULRunner-based browser designed to run Web applications. It is not a standalone web browser, It will run your web applications like gmail, googledocs smoothly.

more details here

$ sudo apt-get install prism
For running prism
Applications --> Internet --Prism

Now you can enter url of web application , in name field enter anything . here I have used gmail.com , enter into gmail with your username and password now open googledocs, now you will get real new feel of Prism.

If you Like to use Linux in your Internet Cafe, LTSP is the best solution, You can also reuse your old computers even with out harddisk and also use low cost thin clients. For using old computers, you need some technical knowledge for installing Boot ROMs in your Network card. If you using a newer machine with PXE boot, Just install LTSP server and and set PXE Boot to tour Client.

A very good tutorial for installing LTSP Server You can see here

How to instal LAMP server in ubuntu 9.04 (Jaunty Jackalop)

The following is the Easy way to Install LAMP server
Same can be used for installing DNS Server, DHCP Server etc

$sudo tasksel

Now you will get a window

Select LAMP server and Go

Install PHP and Mysql in ubuntu linux is very easy

First You have to install Apache Webserver
After that you can Install PHP and Mysql

Open a Terminal using Applications--> Accessories --> Terminal

Then You will get $ prompt
Do the following

$ sudo apt-get install apache2 ( If you have already installed apache Omit this line)
$ sudo apt-get install php5
$ sudo apt-get install libapache2-mod-php5
$ sudo apt-get install mysql-server
$ sudo apt-get install php5-mysql
$ sudo /etc/init.d/apache2 restart

Now You can write your php scripts and put it into the folder /var/www

Now you can install PHPMYADMIN a very useful front end utility for managing Mysql

$ sudo apt-get install phpmyadmin

If your harddisk reports error or if your fsck fails Try thr following before calling a hardware person.

Boot with a live CD

then Try

$ sudo e2fsck -C0 -p -f -v /dev/sda1 (change /dev/sda1 with your device)

use
$ sudo fdisk -l to find the device

The Ubuntu Linux insists on checking the partition every 30 boots (30 Mounts) ,It is for safty. You can change this by using

$sudo tune2fs -c 60 /dev/sda1 (/dev/sda1 is in the case of my system)

to only do this every 60 boots.

Identify your partition list by using

$sudo fdisk -l

Great Collection of Beautiful Desktop Wallpapers for Ubuntu. You can download more than 50 wallpapers from here