Install Atlassian Jira with Docker: Quick Start, Persistent Volumes, and Deployment Checks
This guide shows how to run Jira in Docker using the original one-line command, then improve it with persistent storage and repeatable deployment steps. It also includes a workflow diagram, command examples, and practical validation checks.
AWS CLI Credentials Setup: Configure, Verify, and Secure Access
Learn how to configure AWS credentials with the AWS CLI, verify your identity, and understand where credentials are stored. This updated guide also compares profiles, environment variables, and role-based access.
Jenkins Email-ext: Add Full or Regex-Filtered Build Logs to Email Body
Learn how to include Jenkins build logs directly in notification emails using email-ext tokens. This revised guide covers full-log and regex-filtered approaches for freestyle jobs and Pipeline templates.
Jenkins Backup and Restore Runbook: ThinBackup, Filesystem Archives, and Recovery Steps
A practical Jenkins backup and restore guide for DevOps teams, covering what to back up, strategy trade-offs, and step-by-step command examples. Includes a workflow diagram and a recovery checklist you can operationalize.
Jenkins Email-ext: Include Build Logs in Email Body (Full Log or Regex-Filtered)
Learn how to configure Jenkins Email Extension tokens to send either the full build log or targeted regex matches directly in the email body. This guide covers practical token examples, workflow, and pitfalls to avoid noisy or oversized alerts.
DevOps Course and Training Guide: Objectives, Curriculum, Tools, and Delivery Options
This revised guide summarizes the original DevOps course offering, including who it is for, what you are expected to learn, and how online and classroom formats compare. It also adds a practical workflow diagram and sample lab exercises to help you evaluate fit before enrolling.
Shell Scripting (Bash) Training Roadmap: From First Script to Automation
This revised Bash training guide turns the original topic list into a practical learning roadmap. It shows what to study, how topics connect, and which commands to practice for real-world scripting.
Jenkins Build and Release Training Blueprint: Git/SVN with Maven and Ant
This revised guide turns a legacy training announcement into a practical learning blueprint for build-and-release engineering. It maps the Jenkins workflow, compares core tools, and includes realistic command and pipeline examples.
Build and Release Training in Bangalore: Updated Course Guide, Prerequisites, and Tooling Path
This revised guide organizes the original Build and Release Training listing into a clear reference for DevOps and build engineers. It preserves key enrollment links, summarizes the syllabus, and adds practical workflow and command examples.
Perforce Depot Migration Between Servers Without Losing History or Changelists
A practical migration workflow for moving Perforce depot data between servers while preserving history and changelist continuity. Includes a decision table, migration flow diagram, and command examples for backup, cleanup, and validation.
Maven Clover for Distributed Java Applications: Instrument, Collect, and Aggregate Coverage
Learn a practical Clover + Maven workflow for distributed test environments. This walkthrough covers instrumentation, remote execution, coverage file collection, and final report generation.
From 8-Hour Builds to 1-Hour Feedback: A Practical CI Optimization Pattern
This case-study rewrite breaks down how build feedback was reduced from 8 hours to 1 hour by combining parallel compilation, test-suite tiering, and a remote nightly agent. It also shows how to apply the same pattern in modern CI pipelines.
Run Remote Desktop from the Command Line with mstsc.exe (Including Legacy Console Mode)
Learn how to launch Remote Desktop sessions from Command Prompt or batch files using mstsc.exe. This updated guide covers syntax, common command patterns, and legacy console-session behavior.
Docker Tutorials: How to Install Docker in Ubuntu?
Install Docker Engine in Ubuntu NOTE – All commands you must run as root user or add a current user into a linux group name called “docker”…
Process to Install CollabNet SVN Command Line Client in Windows
Here’s a step-by-step guide to install CollabNet SVN Command Line Client on Windows. Step 1: Download the CollabNet SVN Command Line Client Step 2: Run the Installer…
Linux Tutorials: How to troubleshoot Linux Server?
If a linux-build-server suddenly starts getting slow, I would divide my approach / troubleshooting into 3 section as follows; System Level troubleshooting Application Level troubleshooting Dependent Services troubleshooting…
Chef Tutorials: Chef roles Tutorials and Example
What is Role? A role is a way to define certain patterns and processes that exist across nodes in an organization as belonging to a single job…
Chef Tutorials: Configure Workstation with knife
Install Chef Workstation Configure Chef Workstation with Chef Infra Server using Knife Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about…
Docker Tutorials: Detached (-d) mode in Docker – Explained
We use Docker detached mode (-d) when we want to connect to the container in an interactive mode or we can say when we just want application…
GitLab Tutorials: How to setup Gitlab in local machine ?
Port Specification System Requirements Centos 7 Docker Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences,…
Complete guide on TypeScript certification courses, tutorials & training
What is TypeScript For application-scale development, TypeScript is JavaScript. Strongly typed, object-oriented, and compiled describe TypeScript. Anders Hejlsberg, the man behind C# at Microsoft, created it. A…
Complete guide of Spark certification courses, tutorials & training
What is Spark When used alone or in conjunction with other distributed computing tools, Apache Spark is a data processing framework that can quickly conduct operations on…
Working with Prometheus Alert Manager tutorials
Step 1 – Install and Configure Alert Manager Step 2 – Add Alert Rules in prometheus config file(prometheus.yml) step 3 – Add Alert managers target in prometheus…
Complete Digital Marketing Certification Guide & tutorials
What is Digital Marketing? This is the most trending, hot and job related topic. After the coronavirus pendamic we have all seen how a situation can top…
Complete Android App Developer Certification Guide & tutorials
What is Android App Developer? Since few decades market is being dominated by android company. That’s why the demand of android developers are still on top. let’s…
Complete Servicenow Certification Guide & tutorials
What is Servicenow? ServiceNow was initiated as Glidesoft, Inc. in 2003 by Fred Luddy, and later included in California in 2004. ServiceNow is a cloud-based software platform…
Apache Ant Comments and echo Task: Write Clear build.xml Files and Control Log Output
Learn the correct way to add comments in Apache Ant and when to use the echo task instead. This guide covers echo attributes, log-level behavior, and practical build.xml examples.