NewsToolsvia Dev.to

How Content Delivery Networks Work

Introduction - Content Delivery Network CDNs are important because they improve performance, scalability, availability, and reliability of services. U...

João Godinho1w ago

NewsToolsvia Dev.to

How URL Shorteners Actually Work Under the Hood

A URL shortener maps a long URL to a short code, stores that mapping, and redirects anyone who visits the short URL to the original. The concept is tr...

Michael Lip1w ago

NewsToolsvia Dev.to Beginners

Menstrual Cycle Tracking Is Pattern Recognition With Biological Noise

The average menstrual cycle is 28 days. But averages hide enormous variation. Normal cycles range from 21 to 35 days and individual cycle length varie...

Michael Lip1w ago

How-ToToolsvia Dev.to Beginners

Finding Percentages Quickly Without a Calculator

There are mental math shortcuts for percentages that are faster than reaching for a calculator. Knowing them makes you quicker at estimation and more...

Michael Lip1w ago

NewsToolsvia Dev.to Beginners

Search for Trademark Conflicts Before You Name Anything

A startup I know spent $40,000 on branding -- logo, website, packaging, marketing materials -- before discovering that their name was trademarked by a...

Michael Lip1w ago

How-ToToolsvia Dev.to

I Built an Agent Whose Only Job Is to Document Everything in Notion (So My Brain Does Not Have To)

I have a problem. Not a "my code does not compile" problem. A "I have so many ideas, projects and notes that my brain just about explodes and reboots"...

John A Madrigal1w ago

NewsToolsvia Dev.to Beginners

A4 and Letter Are Not the Same Size and It Breaks Everything

The A4 vs Letter paper size difference causes more document formatting problems than any other single issue in international business. A4 is taller an...

Michael Lip1w ago

NewsToolsvia Dev.to Beginners

Running Pace Math and Why Splits Matter More Than Average

Your average pace for a run hides critical information. A runner who ran 5K in 25 minutes at a steady 5 min/km and a runner who started at 4 min/km an...

Michael Lip1w ago

How-ToToolsvia Dev.to

Free Scam Checker vs Traditional Reporting Portal: What Actually Happens After You Click Submit

You found something suspicious. A website that looks slightly off. A text message with a link you didn't ask for. A phone number that called three tim...

Dylan Gan1w ago

How-ToToolsvia Dev.to

Structured Data Is Free SEO: A Guide to JSON-LD Schema Markup

Google's search results have evolved far beyond ten blue links. Rich snippets show star ratings, price ranges, recipe calories, FAQ accordions, event...

Michael Lip1w ago

How-ToToolsvia Dev.to Tutorial

Best Git GUI Clients in 2025: GitKraken, SourceTree, Fork, and More Compared

Managing Git from the command line is a rite of passage for developers, but a well-designed GUI client can dramatically speed up day-to-day workflows...

楊東霖1w ago

How-ToToolsvia Dev.to Tutorial

Best Python Developer Tools in 2026: IDEs, Linters, Testing, and More

Python's developer tooling ecosystem has matured enormously. In 2026, the combination of Ruff replacing entire categories of slow tools, uv making pac...

楊東霖1w ago

NewsToolsvia Dev.to Tutorial

Git Commands Cheat Sheet 2026: Every Command You'll Actually Use

Git has been the de facto version control system for over fifteen years, and yet most developers only ever use about 20% of its commands — usually the...

楊東霖1w ago

How-ToToolsvia Dev.to Beginners

The Real Cost of Debt: Why Minimum Payments Are Designed to Keep You Paying Forever

Credit card minimum payments are typically 1-3% of the balance or $25, whichever is greater. On a $10,000 balance at 24% APR with a 2% minimum payment...

Michael Lip1w ago

NewsToolsvia Dev.to Beginners

The Recycling Symbol Numbers Explained: What Actually Gets Recycled

The number inside the recycling triangle on plastic containers is not a recycling promise. It's a resin identification code that tells you what type o...

Michael Lip1w ago

How-ToToolsvia Dev.to

From curl to Production Code: Bridging the API Documentation Gap

API documentation almost universally uses curl for examples. It is the lingua franca of HTTP requests. But no production application makes requests wi...

Michael Lip1w ago

How-ToToolsvia Dev.to Tutorial

QR Codes Encode More Than URLs: A Developer's Guide to QR Data Types

Most people think QR codes are just fancy links. Point your camera, open a webpage. But the QR specification supports multiple data types, and the int...

Michael Lip1w ago

How-ToToolsvia Dev.to Tutorial

Mind Maps Are Just Trees With Better UX

Every mind map is a tree data structure. The center node is the root. Branches are child nodes. When you build a mind map tool, you are building a tre...

Michael Lip1w ago

NewsToolsvia Dev.to Beginners

The Hidden Math Behind Your Car Lease Payment

Car leasing is marketed as simple. Pick a car, pick a term, drive away. But the monthly payment calculation involves concepts that dealerships deliber...

Michael Lip1w ago

NewsToolsvia Dev.to Beginners

Land Loans Are Not Mortgages. Here's What Actually Changes.

When I started researching land purchases for a small development project, I assumed the financing would work like a standard mortgage. It does not. L...

Michael Lip1w ago

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