How to produce records to a topic in Redpanda from a shell script?

Introduction Redpanda is a Kafka-compatible event stream platform written in C++. It comes with a simple command-line interface called rpk that lets you interact with the platform. In this t...

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ranelpadon · 7 months ago

How (and Why) You Should Split Your .bashrc or .zshrc Files

Scalable Bash/Zsh startup scripts with just a few lines Objective To split our .bashrc/.zshrc into multiple files, put them in zshrc older, and load them one by one: for FILE in ~/zshrc/*;...

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Bobby Iliev · 9 months ago

The top 10 Linux Commands that Every Data Engineer Should Know

Introduction No matter if you are a data analyst or a system administrator when working with unstructured files in Linux there are a set of commands that would help you a lot in your daily t...

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Bobby Iliev · 1 year ago

What is a Fork Bomb in Linux and how to stop it?

Introduction A fork bomb (also known as a rabbit virus) is a denial-of-service attack that consists of a process that constantly replicates itself to exhaust all available system resources,...

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Bobby Iliev · 1 year ago

17 Special Characters in the Shell That You Should Know

Introduction In Unix systems, the shell is a command-line interpreter. It provides a command-line user interface (CLI). The shell is a scripting language that you could use to write scripts...

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Bobby Iliev · 1 year ago

[Video] Bash Scripting Crash Course + Giveaway ⭐

Introduction Hello everybody! Welcome to this Introduction to bash scripting video series, where you will learn the basics of bash scripting and start creating some awesome scripts! My name...

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Bobby Iliev · 1 year ago

How to create an eBook from Markdown using Ibis?

Introduction A few months ago I wrote an open-source eBook on how to get started with Bash Scripting. This is when I came across a tool called Ibis created by Mohamed Said who is a Developer...

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Bobby Iliev · 1 year ago

Introduction to Bash Scripting

Hello everybody! Welcome to this Introduction to bash scripting video series, where you will learn the basics of bash scripting and start creating some awesome scripts! My name is Bobby and...

10

Bobby Iliev · 1 year ago

How to squash multiple commits into one with Git?

Introduction Git is a huge reason why the web dev community is so awesome. You can join an open-source project and add some amazing stuff to it. By committing your code and pushing it, you c...

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Bobby Iliev · 1 year ago

Here is why you should not be too quick at judging people by their GitHub activity stats

Introduction I am a supporter of the opensource movement and I truly admire people like Eddie Jaoude, Matt Cowley and all other open-source maintainers who work hard every day so that we cou...

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Bobby Iliev · 1 year ago

The best way of Recording and Sharing your Terminal with Asciinema

Introduction Many times, I've been in a situation where I want to share a recording of my screen with a colleague. Still, then the video size would be too large to share over email, or if yo...

11

Bobby Iliev · 1 year ago

11 Nano shortcuts that you should know

Introduction Probably everyone that uses a Linux OS is familiar with what nano is. But if you aren't aware, don't worry. Nano is a Unix and Linux operating system command line text editor. W...

10

Bobby Iliev · 1 year ago

Open-Source Introduction to Bash Scripting Ebook/Guide

💡 Introduction to Bash Scripting Ebook/Guide I have just released an open-source introduction to Bash scripting ebook/guide that will help you learn the basics of Bash scripting and start wr...

10

Aman Jaswal · 1 year ago

Git Command Introduction

Learning the Git commands can significantly increase your productivity. In this tutorial I'm going to show and explain to you some of the most common git commands, and commands you should pr...

7

Bobby Iliev · 1 year ago

How to create an interactive menu in Bash?

Introduction No matter if you are a DevOps/SysOps engineer, developer, or just a Linux enthusiast, you can use Bash scripts to combine different Linux commands and automate boring and repeti...

9

Server Enthusiast · 2 years ago

Top 10 Nginx Commands to Help You Manage Your Server Like a Pro

Introduction If you have ever done any web development, it is very likely that you've heard of Nginx. Nginx is an open-source web server. It can also be used as a reverse proxy, a caching se...

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Bobby Iliev · 2 years ago

How to Transfer Files from One Linux Server to Another Using rsync?

Introduction The rsync command is probably one of the most used commands out there. It is used to securely copy files from one server to another over SSH. Compared to the scp command, which...

8

Bobby Iliev · 2 years ago

Cool way of sharing your Linux terminal session with named pipe/FIFO

Introduction In Linux and other Unix systems, a pipe is a way of redirecting the output of one command or a process to another. This is also known as an unnamed pipe. For example, you could...

6

Bobby Iliev · 2 years ago

How to change the Docker ps output format?

Introduction Docker is an open platform for developing, shipping, and running applications. If you are new to Docker I would recommend going through this Introduction to Docker tutorial! In...

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Bobby Iliev · 2 years ago

How to securely login to MySQL without providing password each time?

Introduction Using a long and secure MySQL password is necessary, however having to type that long password every time you run mysql -u root -p could be a bit frustrating especially if you w...

6

Bobby Iliev · 2 years ago

How to write your first Bash script?

Introduction Bash scripting lets you automate a lot of your tasks on Linux and UNIX systems. Bash combines the power of the Linux commands and tools with a powerful and robust scripting lang...

6

Bobby Iliev · 2 years ago

Bash Script to Automatically Enable Cloudflare DDoS Protection

Introduction I host all of my websites on DigitalOcean Droplets and I also use Cloudflare as my CDN provider. One of the benefits of using Cloudflare is that it reduces the overall traffic t...

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Bobby Iliev · 2 years ago

How to proxy your web traffic via your Linux Server without a VPN?

In this video I will show you a pretty cool and easy way on how to proxy your web traffic without having to install a VPN or do any special server configuration by just using SSH tunneling!A...

6

Bobby Iliev · 2 years ago

How to create custom bash commands?

Introduction As a developer or system administrator, you might have to spend a lot of time in your terminal. I always try to look for ways to optimize any repetitive tasks. One way to do tha...

6

Bobby Iliev · 2 years ago

Fun tech quiz questions directly in your terminal

Introduction Quizzes are a great way to test your knowledge on a specific topic. So I decided to create a tool called the Quiz API! Quiz API is a simple HTTP REST API for technical quizzes...

7

Bobby Iliev · 2 years ago

SSL Checker Linux Command Line Tool

IntroductionThe SSL Checker tool allows you to quickly diagnose problems with your SSL certificate installation and also gives you some useful information like when your SSL certif...

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Bobby Iliev · 2 years ago

BASH Script to Summarize Your NGINX and Apache Access Logs

IntroductionOne of the first things that I would usually do in case I notice a high CPU usage on some of my Linux servers would be to check the process list with either top or htop and in ca...

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Bobby Iliev · 2 years ago

How to work with JSON in BASH using jq?

IntroductionThe jq command-line tool is is a lightweight and flexible command-line JSON processor. It is great for parsing JSON output in BASH.One of the great things about jq is that i...

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Bobby Iliev · 3 years ago

Executing BASH script on Multiple Remote Servers

Bash is a Unix shell, which is a command line interface (CLI) for interacting with an operating system. Any command that you can run from the command line can be used in a bash script. Scrip...

5

Tony Lea · 7 years ago

How to edit your bash prompt

Learn how to edit your bash shell prompt. It's really easy. To change your bash shell prompt you will enter in the following in your ~/.bash_profile or .bashrc file: