Question: I’ve been playing around with Linux desktop distro for a while. But, I’m very new to networking. Can you explain me in simple terms about what is an ip address and give me an example? Answer: When someone mails you a postal letter, you get it. How? Because it has an address that uniquely [...]
Ramesh Natarajan
You should balance your work (career, professional goals, etc.) and life (family, health, self-improvement, etc.). In order to lead a happy, successful, and meaningful life, there should be a balance between “work” and “life”. But, the real question is, are you balancing it in the right way? When geeks hear the term “Work-Life Balance”, they [...]
Hadoop is an open source software used for distributed computing that can be used to query a large set of data and get the results faster using reliable and scalable architecture. This is the first article in our new ongoing Hadoop series. In a traditional non distributed architecture, you’ll have data stored in one server [...]
Happy New Year to all TGS readers. We wish you and your family a happy and prosperous new year. Last year was an awesome year for me personally. We had our 2nd daughter. Both our daughters (Diya and Neha) bring so much joy and happiness every day in our family, I feel truely blessed. With [...]
When your mysql table gets corrupted, use mysqlcheck command to repair it. Mysqlcheck command checks, repairs, optimizes and analyzes the tables. 1. Check a Specific Table in a Database If your application gives an error message saying that a specific table is corrupted, execute the mysqlcheck command to check that one table. The following example [...]
Crontab command manages the cron table that is used by the cron daemon to execute the cron jobs. This article explains the various command line options of the crontab command. 1. Tweaking Other Users Crontab using Option -u -u stands for user. This should be followed by a valid username in the system. -u option [...]
I’ve compiled 25 performance monitoring and debugging tools that will be helpful when you are working on Linux environment. This list is not comprehensive or authoritative by any means. However this list has enough tools for you to play around and pick the one that is suitable your specific debugging and monitoring scenario. 1. SAR [...]
NIS stands for Network Information Service. NIS is also called as YP. YP stands for Yellow Pages. NIS is a lookup service for set of databases. The databases in this cases can be a passwd file, group file, hosts file, etc. This is primarily used as a central repository to hold all username and passwords [...]