--- title: "Piyush Verma (@piyushverma9121) | Hashnode" description: "Empowering seamless software development with DevOps expertise. Read the latest articles by Piyush Verma on Hashnode." url: "https://hashnode.com/@piyushverma9121" --- @piyushverma9121 # Piyush Verma @piyushverma9121 · Joined March 2023 Empowering seamless software development with DevOps expertise. ### [Basic Git & GitHub for DevOps Engineers](https://piyushverma.hashnode.dev/basic-git-github-for-devops-engineers?utm_source=hashnode&utm_medium=feed) What is Git? GIT can be defined as the “Global Information Tracker,” a powerful version control system widely used for software development and other collaborative projects. GIT allows multiple developers to work on a project simultaneously while ens... 5 min read · [piyushverma.hashnode.dev](https://piyushverma.hashnode.dev/basic-git-github-for-devops-engineers?utm_source=hashnode&utm_medium=feed) [Sep 19, 2023](https://hashnode.com/posts/basic-git-github-for-devops-engineers/6509c2b57908172b6e53ee94) ### [Understanding package manager and systemctl](https://piyushverma.hashnode.dev/understanding-package-manager-and-systemctl?utm_source=hashnode&utm_medium=feed) Package management Package management in Linux can be defined as the way of installing, updating and uninstalling the software from the system. It plays an important role in Linux as it is responsible for the secure system and updation of the softwar... 3 min read · [piyushverma.hashnode.dev](https://piyushverma.hashnode.dev/understanding-package-manager-and-systemctl?utm_source=hashnode&utm_medium=feed) [Sep 11, 2023](https://hashnode.com/posts/understanding-package-manager-and-systemctl/64ff6b20293bceb621abb293) ### [Linux File Security System: Managing File Permissions Through ACL Commands](https://piyushverma.hashnode.dev/linux-file-security-system-managing-file-permissions-through-acl-commands?utm_source=hashnode&utm_medium=feed) Characteristics of directories and files: ls -ltr - This command is being used to get the characteristics with their modification time in reverse order. l: This option will provide detailed information about a file or a directory with all permission... 3 min read · [piyushverma.hashnode.dev](https://piyushverma.hashnode.dev/linux-file-security-system-managing-file-permissions-through-acl-commands?utm_source=hashnode&utm_medium=feed) [Sep 1, 2023](https://hashnode.com/posts/linux-file-security-system-managing-file-permissions-through-acl-commands/64f22b575deba1353cb82b01) ### [Linux Command Line: Advanced Techniques used in Linux shell scripting](https://piyushverma.hashnode.dev/linux-command-line-advanced-techniques-used-in-linux-shell-scripting?utm_source=hashnode&utm_medium=feed) Arguments used in shell scripting Shell scripting is being used to automate various tasks rather than performing every single step again and again. In shell scripting, we can use arguments to take input from the user itself to make the script work ac... 2 min read · [piyushverma.hashnode.dev](https://piyushverma.hashnode.dev/linux-command-line-advanced-techniques-used-in-linux-shell-scripting?utm_source=hashnode&utm_medium=feed) [Aug 31, 2023](https://hashnode.com/posts/linux-command-line-advanced-techniques-used-in-linux-shell-scripting/64f0f565f803f27feed095c5) ### [Basic Linux Shell Scripting for DevOps Engineers](https://piyushverma.hashnode.dev/basic-linux-shell-scripting-for-devops-engineers?utm_source=hashnode&utm_medium=feed) What is a kernel? A kernel can be defined as the core of the computer operating system and it has control over everything on the system. What is shell? Shell is a program that provides an interface to use the services provided by the operating system... 4 min read · [piyushverma.hashnode.dev](https://piyushverma.hashnode.dev/basic-linux-shell-scripting-for-devops-engineers?utm_source=hashnode&utm_medium=feed) [Apr 14, 2023](https://hashnode.com/posts/basic-linux-shell-scripting-for-devops-engineers/6439aed9ad2973f0559d52a0)