Docker Quickstart: Install, Build & Deploy Apps
Docker has become the backbone of modern DevOps and software delivery. It helps you build, ship, and run applications quickly and reliably. In this post, we’ll explore Docker installation, pulling and building images, running containers, using volumes, networks, Docker Compose, and finally scanning your images for security.And yes — you’ll see real commands you can […]
Two Node Monitoring with Node Exporter, Prometheus & Grafana
In today’s dynamic infrastructure, monitoring servers effectively is very important. There are lot of monitoring tools available but I was looking for something that can help me monitoring my DB servers for its disk utilization. For Linux administrators and DevOps engineers, tools like Node Exporter, Prometheus, and Grafana play a crucial role in collecting and […]
Fix Windows Update Error 1053 Quickly and Easily
I was upgrading my system and suddenly my windows update stuck. I opened the Task Manager and stopped the windows update service to fix it. But when I tried to stop or restart the Windows Update service only to be greeted with Error 1053? This frustrating issue typically comes with a message: “The service did […]
Set Up NGINX Proxy for Database Access
Sometimes we face issues like we have only one IP accessible from outside due to security concern and we need to access other servers from outside. Like Accessing a remote database securely from your local machine especially when direct access isn’t allowed. However, by using NGINX as a proxy for your database, you can efficiently […]
Types of Subnetting: FLSM vs VLSM Simplified
Understanding the types of subnetting—specifically FLSM (Fixed Length Subnet Masking) and VLSM (Variable Length Subnet Masking)—is crucial for efficient IP address management. While both techniques aim to divide IP ranges into smaller networks, they do so with different levels of flexibility and efficiency. First we need to know subnetting helps in breaking large IP address […]
Transfer PuTTY Sessions to a New System Easily
If you’ve saved multiple PuTTY sessions and recently moved to a new system, you might be wondering how to transfer PuTTY sessions without manually reconfiguring them. Fortunately, transferring PuTTY sessions is quick and efficient when you use the Windows Registry. In this guide, you’ll discover how to export PuTTY sessions from your old computer and […]
Introduction to Terraform and Its Setup Guide
What is Terraform? Terraform is an open-source infrastructure-as-code (IaC) tool developed by HashiCorp. It allows users to define and manage cloud resources using declarative configuration files. You can say it as Declarative Method. Terraform supports multiple cloud providers, it helps DevOps teams automate deployments efficiently. As a result, managing infrastructure becomes more scalable and error-free. […]
How Compound Operators Work in Python: Examples Explained
Before entering into how Compound Operators work in python, Let’s understand it first. What Are Compound Operators? Basically, Compound operators, often called shorthand operators, combine arithmetic, bitwise, or logical operations with assignment. They make the code cleaner and reduce redundancy. It also shorten the length of program. For instance, instead of saying, “Add b to […]
Understanding Programming: Key Concepts Explained
Programming Programming is the process of creating instructions for a computer to follow. These instructions, often referred to as code, tell the computer how to perform specific tasks. From simple calculations to complex software, programming is what makes computers function. At the core of it, the goal is to solve problems efficiently using algorithms and […]
Essential Nmap Commands with Examples for Network Scanning
Introduction to Nmap Commands When it comes to network scanning and security auditing, Nmap stands out as one of the most versatile tools available. Whether you are an experienced sysadmin or a beginner trying to understand your network, knowing how to use Nmap commands efficiently is crucial. In this guide, we will explore various Nmap […]
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