This is a small tip when dealing with interactive shell scripting on how to hide sensitive information displaying on the terminal. Scenario: Suppose you want to connect some site using username and password in a shell script,...Read More
In this tutorial, we will use some commands that help us to find files in Linux. These commands are: echo ls find whereis locate List files using echo command Many people are not aware of echo command potential. This will come...Read More
This is one of our post in the “Python function of the day” series which explains about python inbuilt functions. Today we will learn about cmp(). cmp() : The method cmp() compares two datatypes. The data types...Read More
Below are some of the typical interview questions you will come across when you apply for an...Read More
Sometimes you need to know the size of each mysql table to optimize them and gain some free space in the disk. To do so, you can check manually the size of each table in the mysql datadir (generally it is /var/lib/mysql), or you...Read More
Sometimes we use Linux commands with many long arguments, and to use the same command with a little modification we are obliged to go through these args and modify them one by one. Example : touch /home/user1/test/scenario.txt...Read More
Since sysadmin are looking to have racing beast servers, they are confonted to the problem of performance optimization. Nowadays it is not uncommon to see a server with 32G or 96G of RAM or even more. Why to mount so much in...Read More
Apache is the most popular open-source webserver. It is also called httpd in Centos/Redhat distributions. Begin by checking if the server is running or not: [debian.linuxnix] root:~/ # service apache2 status Apache2 is running...Read More
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Linux Shell scripting: Hide User input on terminalMar 21, 2017 | Basics
My name is Surendra Kumar Anne. I hail from Vijayawada which is cultural capital of south Indian state of Andhra Pradesh. I am a Linux evangelist who believes in Hard work, A down to earth person, Likes to share knowledge with others, Loves dogs, Likes photography. At present I work at Bank of America as Sr. Analyst Systems and Administration. You can contact me at surendra (@) linuxnix dot com.