linux basics

What are Linux Signals? Let’s explore it. A signal is just a response generated by Linux or UNIX-like systems in response to some conditions. Upon receiving the signal a process may take action. There are multiple types of signals sent in different situations. Types of Linux signals. There are two types of Linux Signals. Maskable: … Read more

If you have ever debugged some application, you may have heard about the term called core dumps. Here we will see about the core dump. What is a core dump? When a computer program is crashed, you can copy all the contents of the RAM to a hard disk. It can be then analyzed to … Read more

FSCK is the utility to check the filesystems for errors or outstanding issues. The tool is used to fix potential errors and generate reports. The Utility comes by default with Linux distributions. Let’s see how to run fsck on Linux There are multiple ways to do it. Let’s see all options Option 1 Before running … Read more

If you are using the Linux command line that means you are using one of the Linux shells to type to those commands. Shells are very important in the Unix world. What exactly is Shell? You may consider Shell-like an Interpreter or transponder between the user and the kernel. It allows you to give commands … Read more