Installing, removing, and updating packages is a typical activity on Linux. Most of the Linux distributions provides some kind of package manager utility. For example, apt-get, dpkg, rpm, yum, etc. On some Linux distributions, yum is the default package manager. Yum stands for Yellowdog Updater Modified. This article explains 15 most frequently used yum commands [...]
August 2011
Implementing a disaster recovery solution is dependent on three factors — 1) time 2) resources 3) dollar amount. Most organization doesn’t even think about DR when the IT infrastructure and applications are running without any issues. Most of them think about DR only when something breaks that created a major negative impact on the business. [...]
I’ve been working on my next eBook for the past several months. Anything that is important and useful takes lot of time to complete. I’ve spend numerous sleepless nights in making this book very easy to read and understand by providing lot of examples. The book is in the final stage, and will be released [...]
GIT is the most versatile distributed version control system. The way GIT tracks and handles file changes is very efficient and different than how other version control software tracks the changes (including CVS and Subversion). This article is for those who are new to GIT. This is a jump-start guide that will show you how [...]
Bash history is very powerful. Understanding how to effectively use the bash history expansions will make you extremely productive on the Linux command line. This article explains 15 examples that uses the following bash history expansion features: Event designators – Refers to a particular command in the history. It starts with a ! Word designators [...]
If you spend lot of time in Linux environment, it is essential that you know where the log files are located, and what is contained in each and every log file. When your systems are running smoothly, take some time to learn and understand the content of various log files, which will help you when [...]
My name is Ramesh Natarajan. I will be posting instruction guides, how-to, troubleshooting tips and tricks on Linux, database, hardware, security and web. My focus is to write articles that will either teach you or help you resolve a problem. Read more about