How to Recovery Linux files from Windows

How to Recovery Linux files from Windows

Sometimes happens that our Linux OS can’t be open or booted! and so? we can’t loose our data. DiskInternals Linux Recovery is a handy no-cost utility that runs under any version of Windows and designed to recover the erased or damaged information that is kept on Ext2/Ext3 partitions. DiskInternals Linux Recovery might come in handy on a number of occasions when due to the unforeseen contingencies there was a loss of important data stored on Ext2/Ext3 disks.

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Set up a mail server on Linux

linux mail ubuntu server pop3 imap mailserver

A simple guide how to set up a basic Postfix mail server with IMAP and POP3 services. It does not included advanced topics such as integrating virus-checking and spam-filtering.

Setup Overview

In our setup, Postfix sends and receives mail from Internet and stores them in the user mailboxes while clients in the Internet can retrieve their mails via Courier IMAP or POP3. The user authentication is done by Courier Authdaemon. The following diagram shows this process.


Install Postfix

In this setup I assume that your domain is yourdomain.com and it has a valid MX record call mail.yourdomain.com. Remember to replace yourdomain.com with your actual domain in the example codes in this howto. Also I assume that you know what an MX record is. To find out MX your type in a terminal:

dig mx yourdomain.com

To install postfix

sudo apt-get install postfix

Intall mailx package for use as command mail utility program. Mail command is installed with this package.

sudo apt-get install mailx
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3 places for your problems with Ubuntu

Help for Ubuntu, linux distro

Here are some place when you are in trouble with Ubuntu Linux. Forums and IRC channel where you get help in a very short time…les than 1 min.

Ubuntuforums.org is one of the biggest bulletin board dedicated to Ubuntu. Everything is in the right place, just search before you post a new topic.

Ubuntuguide.org is the Ubuntu User Manual. It’s a must-read for those new to Ubuntu, and especially for those just beginning in Linux.

IRC.Ubuntu.com where people are friendly, knowledgeable, and courteous, and will do their best to answer your question.

Change Waiting Time on GRUB Menu (boot select) on Ubuntu

Ubuntu Boot Screen tutorial
Recently in our Personal Computer are installed more than one Operation System, es; Ubuntu and XP, or Ubuntu and Vista, Ubuntu and Mac OSX etc. GRUB is a multiboot boot loader. GRand Unified Bootloader, which was originally designed and implemented by Erich Stefan Boleyn. Boot loader is the first software program that runs when a computer starts. It is responsible for loading and transferring control to the operating system kernel software.
From GRUB menu you can select you Operating System. By default this menu have a timeout by 3 or 10 seconds.
Here is a short guide how to change this time.

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