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Saturday, May 03, 2008

How-To set up a serial console on Debian

This tutorial will go over the steps to go through in order to set up a serial console on Debian Linux.

Debian uses sysvinit to handle the booting process, amongst the different task, and as such, there is a few differences between most of the tutorial that you might find on the internet regarding how to set up a serial console.

A Serial Console becomes handy when running a headless server (i.e no keyboard and screen) or if you cannot connect a a server because of a network issue.


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Saturday, May 03, 2008

How-To set up a serial console client

In the 2 previous articles, I explained how to set up a serial console on Ubuntu and Debian.

This tutorial will now show how to connect to those serial console using another machine using a software called minicom.


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Saturday, May 03, 2008

How-To set up a serial console on Ubuntu

This tutorial will go over the steps to go through in order to set up a serial console on Ubuntu Linux.

Unlike most other distros, Ubuntu uses upstart instead of sysvinit and as such, there is a few differences between most of the tutorial that you might find on the internet regarding how to set up a serial console.

A Serial Console becomes handy when running a headless server (i.e no keyboard and screen) or if you cannot connect a a server because of a network issue.


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Tuesday, April 15, 2008

How-To: Import/Export GPG key pair

This tutorial will show how you can export and import a set of GPG keys from one computer to another.
This way, you can sign/encrypt the same way one different computer.


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Saturday, April 12, 2008

How-To: Customizing SSH client

SSH is great. There is so many thing you can do with it other than just a remote secure shell like X forwarding, port forwarding, authenticate using a private/public key, compress the transmitted stream....

If you have different account that you use on an every day basis, it becomes quickly cumbersome to type those lengthly command lines.

One could work around this by using aliases, the right way would be to use ~/.ssh/config

This tutorial will show some customization examples that should cover most ssh use cases.


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Sunday, March 16, 2008

How To: fixing Evolution after home directory changed (Failed to append to mbox)

Lately, I change my main user's username and homedir location. As a result, some application like evolution were kindda broken.

This tutorial will explain how to change some of evolution settings manually in order to fix any issues left from the name change.


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Saturday, March 15, 2008

How To: booting another Grub from Grub

Chainloading an operating system allows grub to boot an opearating system's boot loader. This is commonly used to boot Windows for instance.

I personnaly use it to be able to have my "production" system's grub on the MBR, and address other distros'grub install on their root partition. The advantage is that kernel updates are real easy to handle. Each testing distro modifying their own grub won't interfere with my main OS bootloader.

This tutorial will explain how to configure grub's menu.lst from the main OS to boot other OSes bootloader through an example.


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Saturday, February 23, 2008

Terminator: A multi-view terminal

Terminator gives the possibility of having multiples terminal within the same window.

As such, it makes it easier to handle multiple terminal sessions as for instance, working in one console and monitoring another one without constantly switching from a window to another.


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Friday, February 15, 2008

Linux Test Drive now taking beta users

After a number of years in development Linux Test Drive is becoming a reality, from the page:

LTD is a project that has been in development for the last three years. LTD allows the user to determine which distribution best fits their needs utilizing the Linux Distribution Chooser, and then once that is determined, give the user the ability to "test drive" that distribution directly over the Internet, without the need to download. We are currently taking pre-beta registrations for the LTD system.


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Saturday, February 02, 2008

How-To: email notification upon available package updates with cron-apt

cron-apt is a tool run by a cron job at regular interval that will check for package updates and optionally do some actions.

cron-apt will by default download the packages without installing them.

This tutorial will explain how to set up cron-apt in order to have it send an email to a specified address when updates are ready to be installed.


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Monday, December 31, 2007

How-To: getting VMware-server 2.0 beta MUI Remote Console to work with Firefox

Lately, I have been trying vmware-server 2.0 beta build 63231. It worked pretty well, but for the fact that the Remote Console to the VM was not working through the MUI.

This article will describe the step to take in order to get it working.


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Saturday, December 22, 2007

How-To: Customize your Ubuntu Live CD

Live CD are great, they let you try out a distribution without installing it. They allow you to run your favorite distribution on any computer and on the top of this, they become handy to recover a system.

Ubuntu live CD is already packed up with some pretty nifty software that allow you to do pretty much everything with the Live CD, but still, they might be some software you don't need that are include with it or, some software you need might be missing.

Another Pro for this is that by customizing your image, you will be able to install

This tutorial will show the steps to follow in order to customize an Ubuntu Live CD to your need by removing some component and adding some others.


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Monday, December 03, 2007

How-To: vmware-tools hgfs module on Ubuntu Gutsy Gibbon (7.10)

At the moment, the vmware-tools provided with workstation 6.0.2 do not compile under Ubuntu Gutsy 7.10.
Only one module fails: vmhgfs. This module allow one to share a folder on the host with the guest.

This tutorial will show the few changes required in order to be able to compile this module, and therefore ease file sharing between the host and the guest.


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Saturday, November 17, 2007

How-To: Find files on your computer with find

A standard Linux system has an incredible amount of files installed. Looking for a file location can be a painful task to do though a file browser.

Fortunately, there is a nifty command line available by default on any Linux distribution: find.

find can virtually find anything on your computer and comes with a lot of options. This tutorial will introduce a basic use of it and show how you can search your filesystem for file names matching a name pattern.


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Sunday, October 14, 2007

How-To: Find missing packages with apt-file

apt-file is a command line tool for searching packages in Debian/Ubuntu repositories.
Unlike apt-cache search, apt-file can find files in uninstalled or can list the content of uninstalled packages.

This tutorial will show how to install apt-file, update and search or list packages and files.


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Tuesday, September 25, 2007

How-to Create a Filesystem within another partition's file

Filesystems are usually created on a partition. When all your hard drive is already partitioned, creating a new partition can become a pain and creating a new filesystem within another filesystem file can save you a lot of hassles.

This tutorial will show the few steps required to have a new filesystem layout set within another filesystem.


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Saturday, September 15, 2007

Pidgin 2.2.0 .deb released for Ubuntu Feisty

pidgin 2.2.0 has made its way out, this release incorporate improvements from Google Summer of Code 2007 and bug fixes.


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Tuesday, August 21, 2007

Pidgin 2.1.1 .deb released for Ubuntu Feisty

The pidgin team has just released pidgin 2.1.1.
People using Ubuntu Feisty Fawn can install it from Debuntu .deb repository


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Monday, August 20, 2007

How-To: create a self-signed certificate

This tutorial will explain how to create a self-signed certificate that you will be able to use with apache in order to provide ssl support.

A self signed certificate won't provide as much security guarantees than a CA-signed certificate, but at least you will be able to use encrypted connection to your server.


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Saturday, August 11, 2007

How-To: Connect to a Cisco VPN with vpnc

This tutorial will show how-to connect to a Cisco VPN Concentrator using vpnc.

vpnc is a VPN client compatible with cisco3000 VPN Concentrator which runs in userspace and uses the tun kernel module.


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