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Refining Core Development Skills

Fei has over 10 years of development experience at Tencent and Sogou. Through this account, he shares his deep insights on performance.

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Latest from Refining Core Development Skills

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Refining Core Development Skills

Sep 21, 2024 · Artificial Intelligence

Using GLM-4-Plus Large Model API: Features, Code Samples, and Practical Application Scenarios

This article introduces the rapid rise of large language models, highlights the advantages of the GLM-4-Plus model—including superior language understanding, long‑text handling, and enhanced reasoning—explains how to obtain API credentials, demonstrates request parameters and curl examples, and showcases diverse real‑world use cases such as code generation, social‑media copy, travel planning, and interview question creation.

API UsageGLM-4-Pluscode generation

0 likes · 17 min read

Using GLM-4-Plus Large Model API: Features, Code Samples, and Practical Application Scenarios

Refining Core Development Skills

Aug 8, 2024 · Artificial Intelligence

Getting Started with CodeVideoX API for Text‑to‑Video Generation Using Diffusion Transformers

This guide introduces CodeVideoX, a diffusion‑transformer based video generation model, explains its training and inference pipelines, and provides step‑by‑step instructions with API endpoints, required parameters, and example cURL commands for creating short AI‑generated videos.

AIGCAPICodeVideoX

0 likes · 8 min read

Getting Started with CodeVideoX API for Text‑to‑Video Generation Using Diffusion Transformers

Refining Core Development Skills

Aug 5, 2024 · Fundamentals

Deep Dive into Linux Processes and Memory: A Comprehensive Guide

This article introduces a new book 'Deep Understanding of Linux Processes and Memory' that systematically explains CPU, memory, and process scheduling principles, covering hardware fundamentals, virtual memory, Golang coroutines, container resource management, and performance optimization techniques.

CPU architectureContainersGolang

0 likes · 5 min read

Deep Dive into Linux Processes and Memory: A Comprehensive Guide

Refining Core Development Skills

Jun 14, 2024 · Fundamentals

Why Server Memory Modules Have More Chips Than Desktop Memory

The article explains that server memory modules contain more chips because they need ECC error‑correction, additional register and data buffer chips for RDIMM/LRDIMM designs, which increase chip count, improve signal integrity, and allow larger capacities.

ECCLRDIMMRDIMM

0 likes · 9 min read

Why Server Memory Modules Have More Chips Than Desktop Memory

Refining Core Development Skills

May 23, 2024 · Fundamentals

Calling Go Functions from C: Step‑by‑Step Guide and Underlying Mechanism

This article explains how to invoke Go functions from C within the same process, covering the three‑step implementation, the required cgo compilation commands, the generated intermediate files, and the runtime mechanisms such as crosscall2 and stack switching that make cross‑language calls possible.

CCross-languageFFI

0 likes · 12 min read

Calling Go Functions from C: Step‑by‑Step Guide and Underlying Mechanism

Refining Core Development Skills

May 14, 2024 · Fundamentals

Understanding Memory Physical Structure: Ranks, Chip Width, and Internal Organization

This article explains the physical structure of computer memory modules, interpreting label strings such as "2R*8" to describe ranks and chip bit-width, and details how chips, banks, and matrix cells are organized to support burst I/O and cache lines.

Memory ArchitectureRAMchip width

0 likes · 14 min read

Understanding Memory Physical Structure: Ranks, Chip Width, and Internal Organization

Refining Core Development Skills

Apr 16, 2024 · Fundamentals

Understanding CPU Memory Controllers: Channels, Bandwidth, and DIMM Types (Skylake Server CPUs)

This article explains the architecture of server‑grade CPU memory controllers, covering memory channel counts, bandwidth calculations, the differences between UDIMM, RDIMM and LRDIMM modules, and the role of ECC in ensuring data integrity.

CPUDIMMECC

0 likes · 10 min read

Understanding CPU Memory Controllers: Channels, Bandwidth, and DIMM Types (Skylake Server CPUs)

Refining Core Development Skills

Mar 27, 2024 · Backend Development

How I Built My Personal Technical Blog Site Using Typecho on a Lightweight Cloud Server

This article details the motivations, technology choices, step‑by‑step deployment of Typecho on a Tencent lightweight cloud server, domain registration, site theming, custom image‑processing plugins, HTTPS setup, content migration, and a concise checklist for building a dynamic personal technical website.

LNMPTypechocloud server

0 likes · 11 min read

How I Built My Personal Technical Blog Site Using Typecho on a Lightweight Cloud Server

Refining Core Development Skills

Feb 29, 2024 · Fundamentals

Understanding ECC Memory and Hamming Code Error‑Correction

This article explains why ECC memory modules use an extra chip, how bit‑flip errors occur in 64‑bit CPU‑memory transfers, and how simple parity and Hamming‑code algorithms detect and correct single‑bit errors while only detecting double‑bit errors, illustrating the principles with diagrams and examples.

Computer ArchitectureECCError Correction

0 likes · 13 min read

Understanding ECC Memory and Hamming Code Error‑Correction

Refining Core Development Skills

Feb 21, 2024 · Fundamentals

Differences Between Server CPUs and Desktop CPUs

Server CPUs differ from desktop CPUs in size, price, integrated graphics, core count, memory support, scalability, and clock frequency, with server chips being larger, more expensive, lacking integrated graphics, offering more cores, ECC memory, multi‑CPU interconnects, and lower base frequencies for stability.

CPUCore CountECC

0 likes · 7 min read

Differences Between Server CPUs and Desktop CPUs