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[Rust] 8. 6. Hash Map Pt. 2 - Updating Hash Maps
12+ hour, 26+ min ago (398+ words) Chapter 8 is mainly about common collections in Rust. Rust provides many collection-like data structures, and these collections can hold many values. However, the collections covered in Chapter 8 are different from arrays and tuples. The collections in Chapter 8 are stored on…...
Why Your Multi-Threaded C++ Isn't Scaling: The Brutal Reality of NUMA
20+ hour, 53+ min ago (1249+ words) Here's a scenario every C++ backend engineer has lived through at least once. You've parallelized a workload. Threads are independent, data is partitioned, no shared mutable state. You've done everything right " ECS-style layouts, no false sharing, per-thread allocators. You bump…...
Building a Linux Kernel Module in Rust: Zero Panics in 14 Months Production
22+ hour, 40+ min ago (912+ words) How Rust's type system prevented 23 memory safety bugs that crashed our C kernel module weekly Rust kernel modules bring memory safety to the kernel's unsafe foundation " type guarantees at compile time prevent runtime crashes in production systems. Our custom network…...
Rust Binary Distribution via npm: Addressing Security Risks and Installation Failures with Native Caching Solutions
1+ day, 3+ hour ago (964+ words) Traditional approaches to Rust CLI distribution via npm often involve tools like cargo-dist. While powerful, these tools typically rely on postinstall scripts embedded within the npm package. These scripts, executed after installation, download pre-compiled binaries from external sources like Git…...
Vibe Coding an AI-Powered Command Corrector in Rust over the Weekend
1+ day, 49+ min ago (298+ words) We've all been there: you type a complex command, hit enter, and get a face-full of command not found or a cryptic shell error. Usually, you'd reach for the legendary thefuck to fix it. But this weekend, I decided to…...
Building an Autonomous Coding Agent in Rust: Architecture, Decisions, and What I Learned
1+ day, 2+ hour ago (982+ words) Akmon is a multi-crate Cargo workspace. Each crate has a single clear responsibility: Dependency flow is strictly inward. The CLI depends on everything. akmon-core depends on nothing in the workspace. If a tool implementation accidentally imports from the TUI layer,…...
Abolishing the "Python Tax": How I hit $3. 06 \text{ GB/s}$ CSV Ingestion in C "
1+ day, 7+ hour ago (354+ words) Standard Python data processing (Pandas/CSV) is often plagued by what I call the "Object Tax"the massive overhead of memory allocation and single-core bottlenecks. This Saturday morning, I decided to see how close I could push my consumer-grade hardware…...
ELF & Dynamic Linking (EN)
6+ day, 10+ hour ago (1814+ words) Surely all of us have seen that we run. /app and within milliseconds we have a live process in the system. For the vast majority of modern developers, that brief lapse of time is an act of faith, a black…...
[Rust Guide] 7. 1. Package, Crate, and Module Definitions
1+ day, 15+ hour ago (490+ words) If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this series. These features are collectively called the module system, which includes the following concepts, from broadest to most specific: There are two types of…...
rclap a new configuration management for rust, is now on crates. io
1+ day, 15+ hour ago (485+ words) Every deployment requires a set of environment variables to run correctly. Instead of scattering these across multiple files and manually tracking what each pod needs, we maintain a single centralized configuration file that serves as the definitive source for all…...