EME GUG - DEV Community

EME GUG

Oct 13

Your AI-Written Tests Are Too Polite: Mutation Testing and Property-Based Testing to Catch Slop

#testing #ai #python #javascript

6 min read

EME GUG

Oct 13

Running MoE LLMs Larger Than Your RAM: A Practical Guide to mmap, Expert Offloading and SSD Streaming with llama.cpp

#llm #llamacpp #moe #performance

8 min read

EME GUG

Oct 12

Fingerprints Are the New Cookies: How Browser Fingerprinting Works and What Developers Should Do About It

#privacy #security #javascript #webdev

7 min read

EME GUG

Oct 12

IRCv3 in Practice: Build a Modern IRC Bot with Capability Negotiation, SASL and Message Tags in Python

#irc #python #networking #protocols

8 min read

EME GUG

Oct 11

Your README Is Lying to You: Test Your Onboarding Docs Like You Test Code

#documentation #devops #opensource #productivity

7 min read

EME GUG

Oct 11

Sandboxing AI Coding Agents: Run Agent-Generated Code Without Betting Your Machine On It

#ai #security #docker #linux

1

3

7 min read

EME GUG

Oct 10

Your Users Will Pick '123456': Password Storage and Breached-Password Checks Done Right

#security #authentication #python #webdev

1

7 min read

EME GUG

Oct 9

Write Once, Run on Any Runtime: Practical Runtime-Agnostic TypeScript for Node, Deno, Bun and Cloudflare Workers

#typescript #deno #cloudflare #webdev

7 min read

EME GUG

Oct 9

Cheap Models First: Building an LLM Cascade Router That Cuts Your AI Bill Without Hurting Quality

#ai #llm #python #architecture

7 min read

EME GUG

Oct 8

To Retry or Not to Retry: Safe Retry Logic with Exponential Backoff, Jitter and Idempotency Keys

#backend #distributedsystems #python #reliability

2

8 min read

EME GUG

Oct 8

To Retry or Not to Retry: Exponential Backoff, Jitter and Idempotency Keys Done Right

#backend #reliability #python #javascript

7 min read

EME GUG

Oct 8

Shipping JPEG XL Today: A Practical Guide to Conversion, Content Negotiation and Safe Fallbacks

#webperf #images #nginx #frontend

7 min read

EME GUG

Oct 7

Why Your TypeScript Still Crashes in Production: Validating Data at the Boundary with Zod

#typescript #zod #validation #webdev

7 min read

EME GUG

Oct 6

Why Your TypeScript Code Still Crashes in Production: Validating Data at Runtime Boundaries with Zod

#typescript #zod #validation #webdev

6 min read

EME GUG

Oct 6

Build a Shared Encrypted Scratchpad for Your Coding Agents (Python + AES-GCM, ~150 Lines)

#ai #security #python #cryptography

7 min read

EME GUG

Oct 5

Giving Your LLM Agent Web Search Without Burning Money: Self-hosted SearXNG, Caching and Citation Checks

#ai #python #llm #selfhosted

8 min read

EME GUG

Oct 5

Your Database Will Leak Someday: Field-Level Encryption and Blind Indexes for PII with Python and PostgreSQL

#security #python #postgres #encryption

7 min read

EME GUG

Oct 5

Running 100B+ MoE Models on a Single RTX 4090: A Practical Guide to Expert Offloading with llama.cpp

#llm #llamacpp #gpu #machinelearning

8 min read

EME GUG

Oct 4

Running 100B+ MoE LLMs on a Single RTX 4090: A Practical Guide to Expert Offloading with llama.cpp

#llm #llamacpp #gpu #selfhosted

7 min read

EME GUG

Oct 4

Agents Don't Need Memory, They Need Documentation: A Practical AGENTS.md Playbook

#ai #agents #documentation #productivity

7 min read

EME GUG

Oct 3

Your Sort Is Slow Because of Your Comparator: The Schwartzian Transform in JavaScript, Python and Dart

#performance #javascript #python #algorithms

7 min read

EME GUG

Oct 2

Running a Small LLM Locally to Parse Bank Notifications: Structured Output with Ollama, Pydantic and a Regex Safety Net

#llm #ollama #python #privacy

8 min read

EME GUG

Oct 2

A Linux Kernel CVE Just Dropped. Now What? A Practical Patching Playbook for Small Teams

#linux #security #devops #sysadmin

7 min read

EME GUG

Oct 1

Preparing for Git 3.0's SHA-256 Default: Find What Breaks in Your Tooling Before It Breaks

#git #devops #security #tooling

6 min read

EME GUG

Oct 1

Stop Using Float for Money: A Practical Guide to Decimal Arithmetic in Python, JavaScript and PostgreSQL

#python #javascript #postgres #webdev

8 min read

EME GUG

Oct 1

You Said No MCP? When AI Agents Should Just Use the CLI (and When They Shouldn't)

#ai #mcp #agents #devtools

7 min read

EME GUG

Sep 30

Is Your LLM Quietly Getting Worse? Build a Tiny Drift Detector for Your AI Features

#llm #testing #python #devops

7 min read

EME GUG

Sep 29

Stop Leaking PII to LLM APIs: Build a Reversible Redaction Layer for Your AI Agents

#ai #privacy #python #security

8 min read

EME GUG

Sep 29

Your App Is Probably Leaking User Data to AI APIs and Ad Trackers — A Practical Guide to Stop It

#privacy #security #llm #webdev

7 min read

EME GUG

Sep 28

Before You Build an AI Agent, Try an If-Statement First

#ai #architecture #python #llm

8 min read

EME GUG

Sep 28

Your Go Module Path Is a Hidden Dependency: Decoupling Go Code from GitHub

#go #devops #architecture

7 min read

EME GUG

Sep 27

Flaky Tests Are Not Bad Luck: A Practical Playbook for Hunting Inexplicable Failures

#testing #ci #debugging #devops

8 min read

EME GUG

Sep 26

Diagrams as Code: Keep Your Architecture Docs Alive Inside the Repo

#documentation #mermaid #devops #architecture

1

7 min read

EME GUG

Sep 26

Local Cloud Emulation in 2026: Stop Paying AWS to Run Your Unit Tests

#aws #testing #docker #devops

7 min read

EME GUG

Sep 25

Git as a Database: How git-bug Stores Issues Inside Your Repo (and How to Build Your Own)

#git #devtools #architecture #productivity

1

7 min read

EME GUG

Sep 25

Git as a Database: What git-bug Teaches Us About Storing Data in Refs

#git #devtools #architecture #python

7 min read

EME GUG

Sep 25

Reproducible Builds: What F-Droid Teaches Us About Trusting Our Own Binaries

#devops #security #docker #buildtools

7 min read

EME GUG

Sep 24

Cách debug memory leak trong Node.js

#node #debugging #performance #javascript

2 min read

EME GUG

Sep 24

Logging best practices: stop using console.log

#logging #backend #debugging #observability

2 min read

EME GUG

Sep 23

Vim/Neovim cho người mới: 10 phút để productive

#vim #neovim #editor #productivity

2 min read

EME GUG

Sep 23

Writing better API error responses

#apidesign #backend #restapi #bestpractices

2 min read

EME GUG

Sep 23

Makefile cho developer: không chỉ dành cho C/C++

#makefile #developertools #productivity #automation

2 min read

EME GUG

Sep 22

How to write tests that actually catch bugs

#testing #softwareengineering #tdd #bestpractices

2 min read

EME GUG

Sep 22

Cách mình setup CI/CD đơn giản với GitHub Actions

#githubactions #cicd #devops #automation

2 min read

EME GUG

Sep 22

Why your Docker images are too big (and how to fix it)

#docker #optimization #devops #containers

2 min read

EME GUG

Sep 21

Environment variables done right

#devops #security #configuration #bestpractices

1

2 min read

EME GUG

Sep 21

WebSocket vs Server-Sent Events: choosing the right tool

#websocket #sse #realtime #backend

2 min read

EME GUG

Sep 20

Redis beyond caching: 5 use cases you should know

#redis #backend #database #systemdesign

2 min read

EME GUG

Sep 19

Understanding async/await pitfalls in JavaScript

#javascript #async #node #programming

2 min read

EME GUG

Sep 17

Tại sao mình chuyển từ REST sang GraphQL (và khi nào không nên)

#graphql #restapi #apidesign #backend

2 min read

EME GUG

Sep 17

Nginx reverse proxy: từ zero đến production

#nginx #devops #webserver #deployment

2 min read

EME GUG

Sep 16

Tmux cho developer: làm việc hiệu quả hơn trên terminal

#tmux #terminal #productivity #linux

2 min read

EME GUG

Sep 15

Tại sao bạn nên dùng SSH key thay vì password

#ssh #security #devops #linux

2 min read

EME GUG

Sep 14

Cách viết Dockerfile an toàn hơn

#docker #security #devops #containers

2 min read

EME GUG

Sep 13

AI tools cho developer 2024: ChatGPT, Claude, Copilot — dùng gì cho đúng?

#ai #chatgpt #claude #developertools

2 min read

EME GUG

Sep 11

Understanding database indexes: the missing mental model

#database #sql #performance #backend

1

2 min read

EME GUG

Sep 10

Cách mình tổ chức code trong dự án lớn

#cleanarchitecture #projectstructure #softwareengineering #backend

2 min read

EME GUG

Sep 10

Tại sao developer nên thử Claude Pro (so sánh thực tế với ChatGPT)

#ai #claude #chatgpt #developertools

2 min read

EME GUG

Sep 10

Best free and paid AI tools for developers in 2024

#ai #developertools #productivity #programming

1

2 min read

EME GUG

Sep 10

Test Devto Check

#test

1 min read

Want to connect with EME GUG?