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C & C++
Systems, embedded, toolchains, and modern C/C++ evolution.
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C++ deque, list, forward_list: pick the right container
6+ hour, 53+ min ago (897+ words) Use one controlled sequence-editing workload to compare deque, list and forward_list. See where search cost, iterator validity and memory locality change the decision. Exam prep & CS education Doubly linked node sequence Singly linked node sequence No push_back; scan unless a valid tail…...
Same Goldens, New Question: A Prompt-Pin Manifest for AI C++ Evals
11+ hour, 14+ min ago (1302+ words) A C++ library team merged a “clearer” system prompt on a Thursday. The golden cases stayed green. The compiler stayed quiet. A reviewer opened the next model patch on Monday and found using namespace std; in a public header, dropped…...
Learn Fixture Leakage by Building a Tiny Prompt Scrubber
11+ hour, 47+ min ago (918+ words) That was the first honest printout I got all night in the Killam basement. Cold coffee. One lab function. A model draft that had been “passing” for twelve minutes. Then I asked a smaller question: if the green tests only…...
Software vs Hardware vs Firmware: Understanding the Three Layers of Modern Technology
1+ day, 4+ hour ago (977+ words) When people use a computer, smartphone, smart TV, router, game console, or other electronic device, they often …...
AIM — India's Leading AI & Data Science Media Platform
1+ day, 9+ hour ago (15+ words) Musk Reveals Grok 4.8’s Pre-Training Stack is Written in C++ by ‘Humans’, Not AI analyticsindiamag.com...
From 3ms to 0ms: The Hidden Memory Trap in C++ Maps
1+ day, 8+ hour ago (218+ words) I thought I was writing the cleanest one-liner of my life. To solve Two Sum, I stored 1-based indices in an unordered_map so I could check for complements directly inside an `if` statement: It passed. But it took 3ms. Why would two…...
Effect Systems: Programming the Compiler to Enforce Your Own Rules and The Problem With “Correct”
1+ day, 10+ hour ago (1344+ words) Every language has an opinion about what “correct” means. Rust says correct code is …...
Cross-Platform MBSD Without the S-Function Headache: Using coder.ExternalDependency to Deploy a Single Simulink Model Across Linux and QNX
1+ day, 20+ hour ago (459+ words) There is a better way. MATLAB’s coder.ExternalDependency class, combined with a MATLAB Function block in Simulink, lets you define a clean interface to your custom C code and third-party libraries with all target-specific build logic centralized in one versioned…...
Pulse: A New VHDL Simulator
2+ day, 4+ hour ago (35+ words) With VHDL being arguably more deterministic and bullet-proof than Verilog, it's good to see another open source VHDL simulator joining the fray that is not a variation of ghdl. Written by [Óscar Grim......
C++ Lambdas: Captures, Closures and Sort Comparators
3+ day, 5+ hour ago (853+ words) Learn to read C++ lambdas, trace copied and referenced state, write a valid sort comparator, and prevent dangling-reference bugs in stored callbacks. Exam prep & CS education For a first pass through syntax, value-versus-reference capture, and broad STL use, start with…...