Free Docker Training for Beginners Intermediate & Advanced users

Dockets allows you to create containers which share same OS and resources but provide isolated environment to run different applications in different containers at the same time.  It is the new hot technology which which has seen a huge growth and adaptation by many companies around the world.

If you are interested in docker and  try it out , here is the good news  , Play-with-docker is providing  Free Docker Training for Beginners Intermediate & Advanced users . The tutorials provided are from docker and the members of docker community.

vi editor cheat sheet in pdf format

vi editor , pronounced as Vee Iee editor is the default text editor in Unix and Linux distribution.   For new learners it may be difficult to get used to vi editor commands. To make this easy here is the vi editor cheat sheet in PDF format which can be printed, shared  and used for ready reference.

vi editor Cheat Sheet  in PDF format.

Here is an earlier article which discus vi editor in details 

Top 10 Programming Languages by Popularity

If  you want to learn new computer programming language  or upgrade current skills you can safely pick of the top 10  programming languages which are highest in demand . For companies thinking of  migrating or developing software solutions in new programming languages for their new or current setup one of these languages  will be a good choice. Continue reading to learn about top 10 programming languages.

Changing up ethernet speed, duplex mode in Solaris

A solaris system can have single NIC or multiple nic and interface name can be ce, hme, bge, e1000g ,qfe etc. depending on the card used.
For making interface change identify the interface name using ifconfig -a command and then apply following method to change nic speed in Solaris,  read along for making these changes.

fsck Messages, Meaning and Solutions

fsck message can be cryptic and many times it is difficult to understand it is great challenge to decide about the response to provide for fsck prompts.

This article describes  the fsck error messages and possible action that can be performed  during each phase of fsck.  If you are looking for fsck and related information, you can find it in this article fsck – Check & Repair Unix and Linux File Systems

These are the phases and detailed errors, messages  with their meaning