Structured exception specification with category owned code prefixes 🎯 1. Key design rules ✅ Category owns the code prefix ✅ Error defines only a numeric suffix ✅ Final error code is derived ✅ Error names use camelCase This enforces semantic ownership and prevents code drift. 🧠 2. Core concepts Concept Definition Root exception Single abstract …
1. Introduction PostgreSQL and MySQL remain the two dominant open-source relational databases. While both can serve general-purpose workloads, they diverge significantly in: This document compares them specifically from the angle of software engineers writing their own SQL queries, using Java/Spring or Node.js backends. 2. SQL and Standards Compliance PostgreSQL PostgreSQL is considered one of the …
Final Tested & Confirmed Working Profile This document contains the fully validated RAM configuration for running 128 GB DDR5 at 6000 MT/s with UCLK=MEMCLK (1:1) on the MSI MAG X870E Tomahawk using a Ryzen 9950X3D. These settings avoid training failures (A6 / A64), ensure stability under load, and deliver the best bandwidth achievable on your …
2x64GB (Crucial 5600MT/s, Corsair 6400MT/s) Corsair SKU CMK128GX5M2B6400C42, Crucial SKU CP2K64G56C46U5 I used the same settings for both sets, the Crucial is working fine at 6000MT/s, 4 passes on Memtest, all good. Crucial test bed Component Name Link Motherboard MSI X670E GAMING PLUS WIFI https://amzn.eu/d/gbp41xZ CPU Ryzen 9 9950X https://amzn.eu/d/cbxvdRz Corsair test bed Component Name …
Motherboard M.2 Slot Gen / Count Exact Slot Mapping / Lane-Sharing Details Notes / Implication for Use MSI X870E Gaming Plus WiFi 3 slots: 1× Gen5 ×4 + 2× Gen4 ×4 (Paradigit) Manual shows three M.2 slots; deeper lane-sharing details not clearly documented publicly. (ManualsLib) Good value board; if you install multiple M.2s plus heavy …
Cluster-A 🌐 in cloud (Hetzner control plane) + workers across 3+ home sites 🏡🏚🏠 over VPN 🌐 High-Level Architecture ✅ Core Principles Feature Design Cluster-A Distributed across sites via VPN Cluster-B Local to main home Networking Tailscale or WireGuard DNS Joker.com Dynamic DNS DB CNPG primary @ home + async replicas at other sites Storage …
This article explains how to configure a high-performance Linux development workstation running Debian 13 (Trixie) or Debian 12 (Bookworm). 📑 Table of Contents 🧩 Introduction This guide prepares a workstation optimized for local development, build pipelines, and database workloads on fast NVMe storage. It focuses on reproducibility, speed, and maintainability. 🖧 Hardware & Network 🖧 …
Root cause: Mediatek MT7921E Wi-Fi driver preventing suspend Overview Some Linux systems equipped with Mediatek MT7921/MT7922 Wi-Fi + Bluetooth cards fail to remain suspended.When you attempt systemctl suspend, the machine briefly enters sleep and then instantly wakes back up. Typical kernel logs show: The mt7921e driver is known to hang during suspend, causing an “early …
🖥️ Dual-GPU LLM Workstation Build Spec Target use case: Repo-aware coding assistant (30–34B models, fine-tuning, RAG) on local hardware. 1. Core Components 🔹 Motherboard MSI MEG X670E ACE (Recommended) 🔹 GPUs 2× NVIDIA GeForce RTX 5070 Ti 16 GB 🔹 CPU AMD Ryzen 9 7950X / 9950X 🔹 Memory 128 GB DDR5 (2×64 GB) 🔹 …
1. Origins (1980s) At the time, this was pioneering: most office automation was paper-based or tied into mainframes; Workhorse brought structured workflow to UNIX servers with graphical clients. 2. AT&T Rhapsody (Early 1990s) The AT&T Rhapsody launch was significant because it pushed workflow into the mainstream “groupware” discussion of the early 1990s. 3. Acquisition by …