Author: Rajesh Kumar

1. Introduction Reliability is no longer just a buzzword—it’s a business necessity. In the digital age, organizations must guarantee seamless performance, availability, and resilience to satisfy demanding customers and stay…

1. Introduction Security breaches and compliance failures make daily headlines, highlighting the crucial role of security in every stage of software development. Traditional security approaches—where security checks are performed at…

1. Introduction The world of technology is evolving faster than ever before. Businesses are under immense pressure to innovate rapidly, adapt to ever-changing market needs, and deliver high-quality digital experiences….

Cloud platforms promise agility, scalability, and flexibility – but without the right oversight, they also come with ballooning costs. Whether you’re running a small startup or managing multi-region enterprise infrastructure,…

Here are the top 5 spy video recorder apps for Android, complete with a comparison, key features, and user feedback. These are current as of mid‑2025: 🕵️‍♂️ Top 5 Spy…

To move from Twilio WhatsApp Sandbox to a production-ready WhatsApp business account, you need to complete a series of onboarding steps with Twilio and Meta (Facebook). Here’s a full step-by-step…

Reduce your Twilio bill while preserving user experience and security. This guide consolidates all practical methods developers can use to optimize costs associated with OTPs and SMS messaging. ✅ SECTION…

If you’re exploring alternatives to Sentry, there are many tools that offer error tracking, logging, performance monitoring, or observability — depending on what you’re looking for. Let me break it…

Behind the Scenes: How Sentry Works at Runtime Level Sentry SDK sits inside your application, listens for errors at runtime, and sends them to the Sentry cloud, where you can…

Let’s Reset: The Right Way to Learn MLflow in 2025 🔥 Modern Use Case: End-to-End MLflow Workflow Using HuggingFace + scikit-learn + Optuna for Experiment Tracking and Deployment Use case:…

Here’s a step-by-step guide to install and run MLflow on Windows, covering setup, UI launch, and test tracking. This works on Windows 10/11 with Python ≥ 3.8. ✅ Step-by-Step: Install…

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

To fully automate your Android app build and publishing workflow using GitHub Actions, we’ll break it into three main steps: ✅ What This GitHub Action Will Do 📁 Prerequisites 1….

These are traditional software development lifecycle stages:Plan → Code → Scan → Build → Unit Test → Package → Archive → Deploy → Test → Coverage. In SAP (especially ABAP…

There are several desktop/laptop tools that allow you to install and test Android apps directly on your machine. These tools emulate or simulate Android devices and are commonly used by…

Capacity Planning: A Human-Centered Guide for Beginners to Experts 1. Introduction to Capacity Planning Imagine hosting a dinner for 10 people but only setting up 6 chairs—or renting a banquet…

Blameless Postmortems: A Complete Guide from Beginner to Advanced 1. Introduction to Blameless Postmortems A blameless postmortem is a structured review of an incident that focuses on learning and process…

Chaos Engineering: A Complete Guide from Beginner to Advanced 1. Introduction to Chaos Engineering Chaos Engineering is the discipline of experimenting on a system in order to build confidence in…

In Workstation Step 1 – Install Java $ sudo apt update$ sudo apt install openjdk-17-jdk$ sudo apt install openjdk-17-jre$ java –version Step 2 – Download a Scanner $ wget https://binaries.sonarsource.com/Distribution/sonar-scanner-cli/sonar-scanner-cli-7.1.0.4889-linux-x64.zip$…

For companies looking to remain flexible and competitive in the tech-driven world of today, choosing the correct managed IT service provider is essential. Managed IT services for businesses are becoming…

Electronic Data Interchange (EDI) may not always get the spotlight in tech headlines, but for businesses that rely on efficient, accurate, and standardized data exchange, it’s a game-changer. Whether you’re…

Implementing DevSecOps in SAP Landscape: A 5-Day Hands-On Training 📘 Course Introduction This 5-day hands-on course is designed to help professionals build and secure SAP landscapes using DevSecOps principles. In…

Here’s a comprehensive 5-day DevOps & CI/CD Implementation with SAP course, covering the introduction, required tools/services, and a detailed daily training agenda. This is ideal for SAP developers, DevOps engineers,…

Here’s a comprehensive FAQ page for the DevSecOps Foundation Certification offered by DevOpsSchool, based on official program details: 🔐 DevSecOps Foundation Certification – FAQs 1. What is DevSecOps Foundation Certification?…

Here’s a comprehensive FAQ page for the SRE Foundation Certification offered by DevOpsSchool: 📘 SRE Foundation Certification – FAQs 1. What is SRE Foundation Certification? The SRE Foundation Certification confirms…

Here’s a comprehensive FAQ page for the DevOps Foundation Certification offered by DevOpsSchool. Each answer is based on details from DevOpsSchool’s website. 🔧 DevOps Foundation Certification – FAQs 1. What…