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29 guidesHow to Use the Base64 Encoder/Decoder — Complete Guide
Encode text to Base64 and decode it back, the Unicode-safe way. Learn what Base64 is, when to use it, and how to avoid the classic btoa() emoji bug — with the free tool on Tools.Town.
30 Jun 2026
5 min read
The Anatomy of a URL: From Scheme to Fragment
A deep dive into every part of a URL — scheme, authority, host, port, path, query and fragment — plus punycode, default ports and how SPAs use the hash.
25 Jun 2026
5 min read
Binary Encoding Guide: ASCII, UTF-8, Unicode, and How Text Becomes Bytes
A complete guide to binary encoding — how ASCII, UTF-8, and Unicode work, what a byte-order mark is, and the encoding bugs developers run into most often.
25 Jun 2026
5 min read
How to Decode a URL Query String: Tools, Techniques & Troubleshooting
Step-by-step guide to decoding URL query strings manually and with tools — including percent-decoding, handling + spaces, nested parameters, and debugging broken links.
25 Jun 2026
5 min read
URL Query Strings Explained: Encoding, Building & Parsing
A practical guide to URL query strings — what they are, how percent-encoding works, the difference between RFC-3986 and form encoding, and how to build or parse them correctly.
25 Jun 2026
5 min read
URL Encoding Explained: When, Why & How to Percent-Encode
A developer's guide to URL encoding — what characters need encoding, how percent-encoding works in practice, common mistakes, and how to encode query strings correctly.
25 Jun 2026
5 min read
URL Encoder Guide: encodeURIComponent vs encodeURI Explained
A developer's guide to the URL Encoder tool — when to use Component vs Full URL mode, which characters get encoded, decoding tips, and the bugs percent-encoding prevents.
25 Jun 2026
5 min read
URL Parameters Best Practices: Naming, Structure & Security
Learn the best practices for designing, naming, and securing URL query parameters in web APIs and marketing links — with real-world patterns and common pitfalls to avoid.
25 Jun 2026
5 min read
How to Parse a URL: Every Component Explained
Break any URL into its parts — scheme, host, port, path, query string, and fragment. Learn what each component means and how browsers and servers use them.
25 Jun 2026
5 min read
HTML Entities Explained: When and How to Escape Characters
A practical guide to HTML entities — which characters to escape, named vs numeric entities, how decoding works, and why escaping prevents broken markup and XSS.
24 Jun 2026
5 min read
Formatting HTML: Beautify, Minify, and Why Indentation Matters
A practical guide to formatting HTML — how beautifying and minifying work, why whitespace is usually insignificant, the elements where it isn't, and when to use each.
24 Jun 2026
5 min read
HTML to Markdown: How Conversion Preserves Structure
A practical guide to converting HTML into Markdown — what maps cleanly, how lists and code are handled, what gets dropped, and when to convert versus strip.
24 Jun 2026
5 min read
IPv4 vs IPv6: Address Formats, Private Ranges and Validation
A practical guide to how IPv4 and IPv6 addresses are structured, what private, loopback and reserved ranges mean, and how to validate addresses correctly in your own code.
24 Jun 2026
5 min read
Meta Descriptions: Length, Pixels & Truncation Explained
Learn how Google truncates meta descriptions by pixel width, the ideal length, why descriptions get rewritten, and how to write snippets that display in full.
24 Jun 2026
5 min read
Canonical Tags Explained: Fixing Duplicate Content
What rel=canonical does, when to use it, and the mistakes that quietly deindex pages — a practical guide to canonical tags for anyone managing a website.
23 Jun 2026
5 min read
How a Diff Checker Works: LCS, Hunks, and Diff Levels
A developer's guide to text and code diffing — the Longest Common Subsequence algorithm, line versus word versus character granularity, ignore-whitespace and ignore-case normalisation, and how to read a side-by-side diff.
23 Jun 2026
5 min read
Understanding .env Files: Syntax, Pitfalls & Best Practices
What .env files are, the exact syntax rules they follow, the silent bugs that bite teams (duplicate keys, empty values, bad quoting), and how to validate a file before it breaks a deploy.
23 Jun 2026
5 min read
How to Write a Standout GitHub Profile README
A guide to the GitHub profile README — what the special username repo is, which sections to include, how stat cards work, and how to make recruiters notice you.
23 Jun 2026
5 min read
How .gitignore Works: Patterns, Precedence & Best Practices
A practical guide to .gitignore — how pattern matching works, common gotchas like already-tracked files, where to place files, and which templates to combine.
23 Jun 2026
5 min read
CSS Gradients Explained: Linear, Radial and Conic
A practical guide to CSS gradients — how linear, radial, and conic gradients work, how colour stops and angles behave, and how to ship them with a fallback.
23 Jun 2026
5 min read
How to Use Color Picker — Complete Guide
Learn how to eyedrop colors from any image and get hex, RGB, and HSL values instantly using Tools.Town's free Color Picker.
8 May 2026
5 min read
How to Use Cron Expression Parser — Complete Guide
Learn how to read, write, and validate cron expressions using Tools.Town's free Cron Expression Parser — see the next run times in plain English.
8 May 2026
5 min read
How to Use CSS Beautifier — Complete Guide
Learn how to format and indent minified or messy CSS instantly using Tools.Town's free CSS Beautifier.
8 May 2026
5 min read
How to Use CSS Minifier — Complete Guide
Learn how to compress CSS files by removing whitespace, comments, and redundant code using Tools.Town's free CSS Minifier.
8 May 2026
5 min read
How to Use JSON Validator — Complete Guide
Learn how to validate JSON syntax, find errors instantly, and understand common JSON mistakes using Tools.Town's free JSON Validator.
8 May 2026
5 min read
How to Use JWT Decoder — Complete Guide
Learn how to decode and inspect JWT tokens to read headers, payloads, and expiry claims using Tools.Town's free JWT Decoder.
8 May 2026
5 min read
How to Use Regex Tester — Complete Guide
Learn how to write, test, and debug regular expressions in real time using Tools.Town's free Regex Tester — with match highlighting and group capture.
8 May 2026
5 min read
How to Use UUID Generator — Complete Guide
Learn how to generate UUID v4 identifiers in bulk for databases, APIs, and testing using Tools.Town's free UUID Generator.
8 May 2026
5 min read
How to Use JSON Formatter — Complete Guide
Learn how to beautify, validate, and minify JSON instantly using the free JSON Formatter on Tools.Town — no sign-up needed, runs entirely in your browser.
7 May 2026
5 min read
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