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Mastering MCP Servers with LangChain and LangGraph: A Beginner’s Guide Welcome to this hands-on tutorial on integrating MCP servers with LangChain and LangGraph! If you’re new to these technologies, don’t worry – we’ll break everything down step by step. MCP (which stands for something like “Modular Compute Protocol” in this context, though it’s not explicitly…
As developers, we often face challenges that aren’t just technical. Today, I want to talk about three common ones that affect learning and growth: Tutorial Hell, Cognitive Load, and Imposter Syndrome. 1️⃣ Tutorial Hell What it is: Getting stuck in endless tutorials without building real projects. You learn a lot of tools and frameworks but…
Large Language Models (LLMs) are transforming how we code, write, and interact with machines. But many devs still think LLMs are only for big players like OpenAI or Anthropic. That’s not true anymore. With Smollm3 (a super lightweight LLM) + Ollama (a local runtime for LLMs), you can run AI models on your own laptop—no…
You can write clean, efficient code.But can you write a clean, efficient email? As developers, we often treat email like a necessary evil — something to send when Jira, Slack, or Teams can’t get the job done. Yet, the truth is: email still matters. It’s how we communicate with stakeholders outside our daily standups, how…
Hey DEV Community 👋 I’m super excited to share something I’ve been building for months — StackBlink, a hosting & deployment platform made for developers, by a developer. 🌐 Why StackBlink? Most hosting platforms are either too complicated, too expensive, or simply not built with developers in mind. I wanted something fast, reliable, and flexible,…
Building a thriving Discord server is more than just inviting people and waiting for conversations to happen. Many server owners struggle with low engagement and inactive members. If you want to grow your Discord server and create an active, engaged community, you need a strategic approach. In this article, you’ll discover proven tips to boost…
🔥 The hottest UI/UX design competition of the year has officially kicked off! Designathon 2025 is not just a design competition, but an opportunity for young designers to grow, break through, and align with the new era of the country. So, why is Designathon 2025 unmissable? » A Bold Theme – Vietnam is stepping into…
For the hackathon, I decided to build something fun, a real-time multiplayer game called Crack the Code. With the help of Kiro, my AI coding partner, I was able to take my idea from concept to working prototype in just a short time. The Game Idea The concept is simple: Each player sets a secret…
The story begins with a bug hunt… When I opened Claude Code and asked it to help me locate a bug, what happened? It repeatedly used grep + read file tools, guessing possible keywords and constantly searching through massive amounts of files. After a minute, it still hadn’t found anything. Then, through hints and guidance…
In this tutorial, I’m going to show you how to work with subdomains in your Flask application. But first … What is a subdomain? A subdomain is a simple extension of the main domain; it’s almost like a username, but at the start of this. For example, the most commonly used on the web is…
