Alfresco is a Document management system, also known as enterprise content management system. While products like google docs and live office making a lot of noise in the document editing market and products like dropbox helping us save and share our documents and other type of files. There is an open market for enterprise class… Continue reading Alfresco Document management system is open source
Open source software was born when software started to become expensive. All you needed was hardware and a complier and a group of people who was willing to share their work for free to the world provided code stays free in its re-distribution. We have come a long way since that first day. Today we… Continue reading Open Source Hardware! Build your own design you can touch and interact
A learning management system (LMS) is a software application for the administration, documentation, tracking, and reporting of training programs, classroom and online events, e-learning programs, and training content. An LMS, based on the focus can also be called as e-Learning software, Virtual learning environment (VLE), Course management system (CMS), learning delivery platform, course delivery systems… Continue reading 10 alternatives to Moodle for e-Learning software, LMS Platform using open source/GPL
Email is a great point to point messaging system. Email is also good for distributing information to a group of people who we think are interested in that bit of information. This does not always work; people want to know things they are interested in. They also want to pull out the information rather then… Continue reading What is an internet forum? Using Moodle for running internet forum
Being a Network administrators, systems administrators we always like to have some tools handy to look into, troubleshoot or just to figure things out. There are many open source, free tools available specialized for different purposes In this blog I shall attempt to list some of them, give a brief description and list the available… Continue reading Essential tcp ip network tools, network Swiss army knife
Computer and human interface will probably be one of the most important areas of development in next few decades. While we work to master our technology to make computers work for us more efficiently, and double processing power every 18month, little we have seen to improve our direct interaction with computers. What we seen is… Continue reading The future of computer human interface, BrainGate
Prefix: We have been planning to upgrade our Citrix XenServer from 5.0 to the latest version 6.0. XenServer only permits upgrades from the last major release. For example, in order to upgrade from version 5.0.0 to version 5.6, you must first upgrade version 5.0.0 to version 5.5, and then upgrade version 5.5 to version 5.6,… Continue reading How to upgrade Cirtix Xen 5.0 to 5.5 to 5.6 to 6.0
How to extend a LVM This document is a continuation of LVM made easy, my previous blog This document is on LVM2 and assuming your Linux distribution supports LVM2 This document also assumes you have LVM setup out of /dev/sdb Volume group name is “mail-storage-group” Logical volume name is “mail-storage-lv” And we shall attempt to… Continue reading How to extend your LVM disk
At times we need to clean up our disks for whatever reason, like installation errors, privacy, security or to clean up an infected file you need a special deleting procedure. Tools like regular delete only remove the inode of the file, which does not touch the data/contents. It is possible to recover these deleted files… Continue reading How to securely and effectively erase a disk with DD
Setting up backup mail exchange server with sendmail Most systems admin is used to setting up the primary mail server, but many of them (like me) are not used to setup a backup mail server in a regular basis. This is my attempt to create a complete document on setting up a backup mail server… Continue reading Setting up backup mail exchange server with sendmail
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