We’ll run RabbitMQ in Docker on an AWS EC2 instance, and use your Windows laptop for both the producer and consumer. I’ll walk you through: 1. Provision AWS EC2 for RabbitMQ 1.1 Launch EC2 instance In AWS Console: 1.2 Security group ports Create or configure a security group, e.g., rabbitmq-sg, with: Don’t leave 0.0.0.0/0 open…
1. Big picture – why messaging in .NET? In modern .NET systems, you almost never want services talking to each other via direct HTTP calls only. Messaging brokers give you: In .NET you commonly see three families of brokers: We’ll first cover each, then do an EDA deep-dive with RabbitMQ, and finally discuss “which is…
Below is a complete, runnable .NET 8 demo where: You’ll be able to feel the difference. 1. Solution structure We’ll build this: Target: .NET 8.0 (works with future .NET 10+ too). 2. Step-by-step setup ✅ Step 0 – Prerequisites ✅ Step 1 – Create solution + projects ✅ Step 2 – Add packages Server packages…
Here’s a single, self-contained console app that lets you experience the difference between: You’ll see timing + GC stats for both in the same run. 1️⃣ Full Code – Program.cs 2️⃣ Optional – Minimal .csproj If you want to control the target framework explicitly, create ValueTaskDemo.csproj: You can switch to net9.0 or net10.0 if you’re…
This is a perfect demo topic. Here’s a single, self-contained console app that lets you feel the difference between: You’ll get timing + GC stats for both in the same run. 1️⃣ Full Code – Program.cs Copy–paste this as Program.cs (or replace the existing one in a new console app): 2️⃣ (Optional) Minimal .csproj If…
Here’s a single, self-contained console app you can run to see and feel the difference between: It includes: Works on any modern .NET (7/8/9/10+). 1️⃣ Full Code – Program.cs 2️⃣ Optional – Minimal .csproj (if you want full project file) Create a file named ObjectPoolingDemo.csproj: You can also change net8.0 to net9.0 or later (e.g.,…
1. Install k6 on Windows You have a few options. I’ll show the two easiest: Option A – Using winget (recommended if available) Option B – Using Chocolatey If you’re already using Chocolatey: Option C – Portable (ZIP) Binary (no package manager) 2. Create a Project Folder Let’s keep things clean. 3. Your First “Hello…
📘 OWASP TOP 10 — COMPLETE IN-DEPTH GUIDE (BASIC → ADVANCED) Covers all 10 categories with: 🔥 A01 — BROKEN ACCESS CONTROL The #1 risk because access control failures appear in over 90% of tested applications. 1. What It Is Access Control = Who can do what in the system. Broken Access Control occurs when:…
OWASP Top 10:2026 – Release Candidate (RC1) is the new draft version of the OWASP Top 10, published on 6 November 2026 as the 8th edition of the project. It’s “almost final” but still open for community feedback and minor adjustments. (OWASP Foundation) Below is a structured “complete details” view you can reuse in training….
In the fast-paced world of software development, speed, reliability, and automation are no longer luxuries—they are necessities. For developers and DevOps engineers in Hyderabad, a city rapidly becoming India’s tech powerhouse, mastering a powerful build automation tool is a critical career differentiator. Enter Gradle, the modern, flexible build tool that is dominating the landscape. If…
In the fast-paced world of software development, efficiency, reliability, and speed are non-negotiable. The cornerstone of achieving this lies in robust build automation and dependency management. If you’re a developer, DevOps engineer, or IT professional in Chennai looking to master one of the most powerful tools in this domain, you’ve come to the right place….
In the fast-paced world of modern software development, efficiency, reliability, and speed are non-negotiable. At the heart of achieving these goals lies a critical practice: build automation. For developers and DevOps professionals in India’s tech hub, Bangalore, finding the right training to master a powerful tool like Gradle can be a career-defining move. This comprehensive…
The digital landscape is undergoing a seismic shift, and cloud computing is at its epicenter. For IT professionals and businesses in Kolkata, embracing this change is no longer optional—it’s imperative. Among the leading cloud providers, Google Cloud Platform (GCP) has carved a niche for itself with its robust infrastructure, cutting-edge data and AI capabilities, and…
Location intelligence has become a core requirement for modern digital products. Whether you’re building a delivery tracker, a ride-hailing platform, an on-demand service app, or a real-estate search tool, accurate geocoding determines how reliable your location features feel to the end user. The best geocoding APIs now combine speed with enriched mapping data, advanced address…
Instagram’s evolution from photo-sharing app to commerce powerhouse has made its data invaluable for businesses, marketers, and developers. Yet accessing this data has become increasingly complex as Meta tightens restrictions and deprecates endpoints without warning. The official Instagram Basic Display API and Graph API often fall short of providing the comprehensive data that modern applications…
Think about how you talk to customers today. You may have a CRM, support tool, email system, chat widget, and a few internal dashboards. All of that sits nicely together in your tech stack. Then there is the phone. Calls often live in a separate world. Old IVR menus, hard-to-change phone flows, recordings stored in…
An inefficient recruitment process brings hires who impact your performance. Thus, you want to use every strategy in the book to attract suitable candidates. Have you considered using recruitment data? For instance, you can analyze the qualifications of successful hires for patterns to help you find candidates most suited for the new role. Additionally, such…
Site Reliability Engineering, often shortened to SRE, is the discipline of keeping digital products fast, reliable, and available. It used to be focused mostly on infrastructure and backend operations. Today, SRE is also about protecting the user experience when traffic suddenly surges. The better a system is designed to absorb and recover from these spikes,…
Financial forecasting is crucial in today’s world because it enables informed and timely decision-making. An overview of key metrics is necessary for effective financial forecasting. Among the top features of financial forecasting software is the CFO dashboard, which enables the person responsible for the company’s finances to gain insights into the company’s consolidated financial health…
🌍 The World of OWASP and the OWASP Top Ten A complete introductory tutorial 1. What is OWASP? OWASP stands for Open Worldwide Application Security Project.It’s a non-profit foundation whose goal is to improve the security of software worldwide. Key characteristics: OWASP produces: Mission (paraphrased): Make application security visible and understandable, so individuals and organizations…
Let’s build a single, clean demo project that you can use in training as: It will show: Let’s build a single, clean demo project that you can use in training as: It will show: 0. Lab Goals & Target Framework (.NET 10) We’ll structure the project so it works with current .NET (8/9) and is…
While you don’t need a law degree to detect a bad contract, until recently, you did need $250–2000 — that’s how much lawyers typically charge to review a single contract in the US. If you’re looking for an alternative that offers the same protection at a lower cost, consider using AI contract review software. Modern…
The game industry never really slows down — but 2026 feels like a turning point. Players are harder to impress, expectations are sky-high, and technology is rewriting the rules faster than studios can adapt. Just think about it. After Red Dead Redemption 2, who wants to go back to paper-thin stories or flat open worlds?…
1. What Are Benchmarks? A benchmark is a controlled, repeatable experiment that measures the performance characteristics of a piece of code. A good benchmark answers questions like: ✔ Benchmarking Focuses On: 2. Why Benchmarking Is Needed? Because developers guess, but numbers never lie. Benchmarking helps you: ✔ 1. Compare two algorithms Example:List<T> vs Span<T> vs…
We can do this with one self-contained minimal API that has: 1️⃣ Create the project Replace all contents of Program.cs with this: This single file gives you: 2️⃣ Run the app From the ThreadingDemo folder: It will listen on: Test quickly: 3️⃣ Experience the problem: BAD threading under load The /bad endpoint: 🧪 Simulate load…
Yes, we can absolutely do this in one self-contained program 👍You’ll be able to: Below is a single Program.cs you can drop into a new console app. 1️⃣ Create the project Replace all contents of Program.cs with this: 2️⃣ How to run and “experience” GC From inside the project folder: The program will walk you…
I’ll give you: 1️⃣ Create the demo app Now replace the entire Program.cs with this: This is self-sufficient: one file, no extra classes, no extra projects. 2️⃣ Run the app (command line) From the MemoryLeakDemo folder: It will listen on something like: (Use the HTTP one for simplicity: http://localhost:5000) 3️⃣ Generate the leak In another…
This will be a fun little lab. Let’s make one self-contained Program.cs you can run from command line and flip between TLS 1.2 and TLS 1.3 without changing code. We’ll also add a /metrics endpoint so you can see basic latency stats directly from the app. 1. One-page complete code (Program.cs) Create a new minimal…
PerfView is basically the Swiss-army knife for .NET performance—CPU, GC, memory, thread time, and arbitrary ETW events—all in one (slightly ugly but insanely powerful) tool. Let’s turn this into the one-stop, end-to-end tutorial you asked for. 1. What is PerfView? PerfView is a free Windows performance-analysis tool from Microsoft that focuses on: It: Microsoft’s own…
1. What is dotTrace? Definition What it actually does Profiling modes (high level) 2. Why and When to Use dotTrace Why use dotTrace? Use dotTrace when you need answers to questions like: Typical problems it helps you solve: When to use (scenarios in lifecycle) 3. How dotTrace Works (Conceptual Model) 4. How to Install dotTrace…