Rajat Sapkota’s Post

There are two ways to approach a bug. First: Try different fixes. Change things. Hope something works. Second: Pause. Understand the system. Trace the flow. Ask what actually changed. The first one feels faster. The second one works better. Because debugging is not about trying harder. It’s about seeing clearly. #softwareengineering #debugging

Thrilled to share that I've participated in the 'Debugging Like a Senior: Secrets of the Console. 🔍 🐞 Debugging Like a Senior: Leveling Up My Developer Skills. I recently attended an insightful session on "Debugging Like a Senior: Secrets of the Console & Network Tab" by Aushwin B. — and it completely changed how I approach debugging. Instead of randomly trying fixes, I learned a structured mindset: 👉 Reproduce → Isolate → Fix Some key takeaways from the session: 🔹 Using advanced console techniques like console.table and live state inspection 🔹 Understanding API "handshakes" and analyzing network requests effectively 🔹 Identifying performance bottlenecks using the Network tab 🔹 Simulating real-world conditions with throttling (slow 3G, low-end devices) 🔹 Improving application performance and boosting Lighthouse scores This session helped me realize that debugging is not just fixing errors — it's about understanding the system deeply. Looking forward to applying these techniques in my projects and becoming a better problem solver 💡 #WebDevelopment #Debugging #FullStackDevelopment #DeveloperSkills #Learning #ComputerScience #FrontendDevelopment

💻 Every Developer’s Reality 😅 “Error on line 265” You stare at the screen. You check line 265. Everything looks… perfect. You scroll up. You scroll down. You question your life choices. And then… 👉 The bug was actually on line 42. --- Debugging isn’t always about the line showing the error. Sometimes the real issue lies somewhere else — something you couldn’t see at that moment. That’s why debugging demands patience. Every error you fix = one step closer to mastery .

Ever had those moments when your code just refuses to work? 🤯 Over time, I’ve learned to approach such situations differently: 🔍 First, I stop guessing and start observing 🧩 Break the problem into smaller parts 🛠️ Check logs, console errors, and API responses carefully 🔄 Reproduce the issue instead of randomly changing code 📚 And when stuck, I revisit basics or explore different approaches Debugging isn’t just about fixing code — it’s about improving how you think. Every bug I solve makes me a little better than yesterday. #DeveloperJourney #Debugging #ProblemSolving #WebDevelopment #Learning

Debugging a simple system is usually straightforward. You look at the logs. Trace the flow. Find the issue. Debugging a distributed system feels very different. The issue is rarely in one place. A small delay in one service shows up as a timeout somewhere else. A retry in one layer increases load on another. Logs are scattered. Metrics look fine… until they don’t. Nothing clearly says “this is the problem”. #DistributedSystems #SystemDesign #BackendEngineering #Observability You spend more time connecting signals than fixing code. Over time I’ve realised: Debugging is not just about understanding code. It’s about understanding how the system behaves under real conditions. And the more distributed the system becomes, the harder that gets. Curious — what’s the hardest bug you’ve had to track down in a distributed system?

In Rust, ever been stuck waiting forever just to test a small change? 😅 🦀 Rebuilding the whole project… again… We’ve all been there. 😒 Let’s be real: ✅ Waiting for heavy optimizations ✅ Waiting for a full rebuild Makes sense when you want max performance in production. But during development? It slows you down more than it helps. 💡𝐄𝐧𝐭𝐞𝐫 𝐂𝐚𝐫𝐠𝐨 𝐩𝐫𝐨𝐟𝐢𝐥𝐞𝐬 Profiles differentiate different stages of development. This helps you when implementing specific configurations. These commands trigger specific profiles: cargo build → 𝐝𝐞𝐯 profile cargo build --release / cargo install → 𝐫𝐞𝐥𝐞𝐚𝐬𝐞 profile cargo test → 𝐭𝐞𝐬𝐭 profile cargo bench → 𝐛𝐞𝐧𝐜𝐡 profile To decrease the compilation time, 𝐰𝐞'𝐥𝐥 𝐰𝐨𝐫𝐤 𝐰𝐢𝐭𝐡 𝐭𝐡𝐞 𝐜𝐨𝐧𝐟𝐢𝐠𝐮𝐫𝐚𝐭𝐢𝐨𝐧 𝐨𝐟 𝐭𝐡𝐞 𝐝𝐞𝐯 𝐩𝐫𝐨𝐟𝐢𝐥𝐞 𝐨𝐧𝐥𝐲: we don't want to lose compiler optimizations for the release profile! ⚡ 𝐒𝐩𝐞𝐞𝐝 𝐮𝐩 𝐜𝐨𝐦𝐩𝐢𝐥𝐚𝐭𝐢𝐨𝐧 𝐰𝐢𝐭𝐡 𝐭𝐡𝐞𝐬𝐞 𝟑 𝐬𝐞𝐭𝐭𝐢𝐧𝐠𝐬 𝐢𝐧 𝐂𝐚𝐫𝐠𝐨.𝐭𝐨𝐦𝐥: 1️⃣ opt-level Determines the amount of optimizations you want the compiler to make. Lower = faster compile time (Higher = better runtime performance) 2️⃣ lto (Link-Time Optimization) "off" → disabled false → minimal 3️⃣ incremental 🚀 Game changer. Only recompiles what changed → 𝐍𝐨 𝐦𝐨𝐫𝐞 𝐫𝐞𝐛𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐞𝐯𝐞𝐫𝐲𝐭𝐡𝐢𝐧𝐠 𝐟𝐨𝐫 𝐭𝐢𝐧𝐲 𝐞𝐝𝐢𝐭𝐬 👍 𝐂𝐡𝐞𝐜𝐤 𝐭𝐡𝐢𝐬 𝐥𝐢𝐧𝐤 for specific configuration details of these Cargo.toml properties: https://lnkd.in/ejJRg4Hg Have you tried any of them? Share your experience in the comments below 👇 Source: https://lnkd.in/ejJRg4Hg

DEBUG DIARIES #3 I was sure the bug was in my code. I checked everything, read it line by line and even rewrote parts of it but it was still broken. So I did what every developer eventually does… I blamed the framework.bThis library is trash, something is wrong with this version, why would they even design it like this? I was ready to go on a full rant. Then I found it, it was my mistake, a tiny one at that, perfectly hidden and 100% my fault. The framework? Working exactly as expected. Bug discovered: it’s almost always you. Now I understand why experienced devs don’t panic first. They check themselves… first. Welcome to DEBUG DIARIES. #DebugDiaries #SoftwareEngineering #WebDevelopment #CodingLife #DeveloperLife #TechStories #BuildInPublic #LearnToCode #Neobrainiac

You think you’ll sleep in 10 minutes after solving one tiny problem… But it throws an error. Suddenly it’s late at night, everyone will wake up in an hour— and you’re still debugging 😄 The biggest lie every developer tells themselves

Debugging taught me something important: The first assumption is usually wrong. I used to jump straight into fixing code. Now I pause and ask: “Is this actually the problem?” Most of the time, it isn’t. Now I try to: - check logs first - isolate the issue - test small pieces Less guessing. More clarity. Still improving, but this shift helped a lot.

Spent 3 hours on a bug today. the fix was 2 lines. I'm fine. but here's the thing nobody tells you about debugging: It's not really about finding the bug. It's about slowly eliminating everything you assumed was working. I assumed the input was clean. It wasn't. I assumed the third-party response was consistent. It wasn't. I assumed my logic was right. It was. (small win) 3 hours to unlearn 3 wrong assumptions. debugging is just trust issues with your own code. how many lines was your most painful fix? 👇