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The race condition hidden inside counter++

May 26 · 6 min read · Most developers see counter++ and assume it is one operation. It isn't. That assumption is exactly why race conditions are easy to create and hard to debug. I understood this properly only after runni

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CCurious_Soulcurious-soul.hashnode.dev

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The Ground Beneath Your Code

May 25 · 6 min read · As programmers, coding and problem solving is an active part of our life. But think for yourself — if someone comes and asks you "What is a Program?", can you answer that correctly? In reality most ca

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RPRavidu Priyankararavindu-priyankara.hashnode.dev

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eBPF Macros Are Just Costumes for ELF Metadata

May 18 · 7 min read · In the previous part, we explored how our eBPF maps changed during preprocessing time. At first, those transformations looked strange. But after digging deeper, it became clear that most of the “speci

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RPRounak Paulvec4.hashnode.dev

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Rasterization from Scratch: Drawing a Triangle

May 3 · 5 min read · What we're doing Last post: black window, nothing drawn. This post: a full-screen cycling color and a filled triangle — the first real pixels we write ourselves. Two new things added to the codebase:

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RPRounak Paulvec4.hashnode.dev

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Rasterization from Scratch: Project Setup

May 3 · 3 min read · What we're building Theory is done. Now we write code. This series implements a software rasterizer — entirely on the CPU, writing pixels directly into a framebuffer. No OpenGL. No Vulkan. No shortcut

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AEA3E Ecosystema3eecosystem.hashnode.dev

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The One-Line Fix That Took 24 Hours to Find

Apr 24 · 3 min read · The One-Line Fix That Took 24 Hours to Find A missing volatile qualifier. That was it. A single keyword, nine characters, buried in a 400-line ISR that corrupted sensor readings every 3,000th boot. The bug took a day to isolate because it looked like...

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JJezarethLaraspider-devlog.hashnode.dev

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Spider Toolchain: Developing a Custom Runtime for ATmega328P

Apr 8 · 12 min read · Introduction During my professional internship at Universidad Politécnica de Yucatán (UPY), I worked under the supervision of Professor Javier Alejandro Cervera Rivera on the Spider Programming Langua

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KLKanghoo Leecs-fundamentals-series.hashnode.dev

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Understanding Array Decay in C/C++: Why "sizeof" Fails Inside Functions

Apr 5 · 4 min read · Introduction In the world of C programming, few concepts cause as much initial confusion as the relationship between arrays and pointers. You might have defined a local array, used sizeof(arr) to get

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SXShuran Xuembeddedville.hashnode.dev

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A Practical Cortex-M Bare-Metal Secure Boot Kit

Feb 23 · 7 min read · What is secure boot? Secure boot is one of those topics that sits at the intersection of embedded software, system security, and real products. Everyone has heard of it. Many projects mention it. Fewe

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DRDaksh Raj Singh Chauhanproject-protocol.hashnode.dev

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1.5 Years, 4 Languages, and 1 Reality Check

Feb 22 · 3 min read · Seventeen months ago, I wrote my first line of code. At the time it I didn’t think much about it, I was just a first year Computer Science student with specialization in AI and ML, without any prior k

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#c-programming

Trending tags this week

The race condition hidden inside counter++

The Ground Beneath Your Code

eBPF Macros Are Just Costumes for ELF Metadata

Rasterization from Scratch: Drawing a Triangle

Rasterization from Scratch: Project Setup

The One-Line Fix That Took 24 Hours to Find

Spider Toolchain: Developing a Custom Runtime for ATmega328P

Understanding Array Decay in C/C++: Why "sizeof" Fails Inside Functions

A Practical Cortex-M Bare-Metal Secure Boot Kit

1.5 Years, 4 Languages, and 1 Reality Check