APUE offers Unix portability tables
Published on May 5, 2026, this bookmark describes APUE tables comparing system calls across Linux, BSD, macOS, and Solaris, and summarizes the book's edition history.
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Radar
Daily bookmarks: relevant news, facts and discoveries.
Selective attention and subquadratic limits
A publication highlights two papers: one on selective attention and another on the limitations of subquadratic methods, as context for assessing claims about these approaches.
Read articleQwen3-ASR-Enhanced v0.1 announced in beta
A May 5, 2026 announcement presents an initial beta checkpoint for automatic speech recognition and notes a known limitation: support for non-verbal tags is not yet stable.
Read articleBeej’s Guide recommended for learning sockets
A post recommends Beej’s Guide for studying sockets and also mentions the author’s guides to C, Unix IPC, and Git.
Read articleGRPO fine-tuning tutorial for extracting receipt data
Published on May 4, 2026, the tutorial introduces GRPO and a fine-tuning workflow to extract receipt data through OCR into JSON, using LFM2.5-1.2B-Instruct and Unsloth. It includes a Kaggle notebook.
Read articledflash-mlx v0.1.5 expands runtime and serving
Released on May 3, 2026, version 0.1.5 adds tools for serving and generation, benchmarking, diagnostics, profiling, and model listing, as well as caching and experimental long-context support.
Read articleTriton kernels and PyTorch ops for AttnRes
A May 3, 2026 bookmark about a repository with Triton kernels and PyTorch operators for Block Attention Residuals (AttnRes).
Read articleLuce PFlash adds prefix caching and cold-start tuning
An update to a speculative inference server reports prefix caching, cold-start tuning, and a CUDA VMM fix. The author reports performance gains for Qwen3.6 27B.
Read articleProject implements microGPT in dependency-free C
Published on May 3, 2026, the project presents a pure C implementation of Karpathy’s microGPT, without dependencies, using low-level optimization techniques.
Read articleA reference for Linux programming in C
The May 2, 2026 entry recommends The Linux Programming Interface as a reference on Linux interfaces and systems programming in C.
Read articleRecursive agents collaborate through latent states
A paper described in a publication reports more precise collaboration, faster execution, and lower token use when agents refine shared latent states.
Read articleLucebox explores speculative prefill for LLMs
Published on May 1, 2026, the post introduces Lucebox, a speculative inference server for heterogeneous hardware and consumer GPUs.
Read articleCoding-agent harnesses improve over ten iterations
A paper describes a framework using observable components, condensed trajectory evidence, and decisions tested against task results. On Terminal-Bench 2, pass@1 rises from 69.7% to 77.0% after ten iterations.
Read articleShared-KV attention: the architecture change described
A publication dated April 29, 2026 compares an attention architecture with MQA and shared KV to MLA, noting a trade-off between cache efficiency and computation per token.
Read articlePost estimates hardware needs for a quantized model
Published on April 29, 2026, the post claims a language model's experts are in 4-bit precision and that it could fit on two RTX Pro 6000 GPUs, while noting missing SM120 support in vLLM or SGLang.
Read articleAn implementation of compressed sparse attention
The page presents an implementation described as faithful to Compressed Sparse Attention (CSA), a sparse attention technique presented in a recent paper.
Read articleCUDA/PTX kernel beats cuBLAS on B200
In a post dated April 27, 2026, Paul Chan says a custom B200 matrix multiplication kernel was 6% faster than cuBLAS in one specific configuration.
Read articleGuide surveys LoRA variants for efficient fine-tuning
Published on April 26, 2026, the guide presents more than 15 LoRA variants and outlines the evolution of parameter-efficient fine-tuning for large language models.
Read articleOuroboros tests input-conditioned LoRA in recursive transformers
Published on April 25, 2026, the work explores a compact controller that modulates weights at each step in a shared transformer block. On Qwen2.5-3B, the authors report lower training loss than a 17-layer baseline, with gains observed in-distribution.
Read articlePARE-Bench evaluates proactive agents in apps
Published on April 25, 2026, PARE-Bench contains 143 tasks for testing agents in stateful app simulations, including goal inference, intervention timing, and orchestration across apps.
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