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Practical guides for text, code, image, URL, security, and randomizer workflows. Start with a topic or jump into the latest guide.

Original and revised Word documents compared side by side with deletions and insertions highlighted
Featured guide

How to Compare Two Documents in Word

Step-by-step guide to compare two documents in Word with the Review tab's Compare tool, plus Combine, side-by-side view, and fixes for when Compare misbehaves.

Feb 28, 20266 min readDeveloper & Data
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Topics

Developer & Data

5

Practical guides for formatting, debugging, encoding, and moving structured data.

Security & Privacy

3

Safe handling for passwords, tokens, hashes, and privacy-sensitive utility work.

Text & Social

5

Readable text styling, writing limits, Unicode effects, and social copy helpers.

Image & Creative

3

Image cleanup, OCR, ASCII art, and creative asset workflows.

URLs & Marketing

3

Cleaner links, tracking parameters, slugs, and campaign-friendly utilities.

Randomizers

2

Fair picks, random numbers, giveaways, and repeatable selection workflows.

Latest guides

Browse sitemap
Two grouped hexadecimal identifier rows showing the first byte groups reversed while the rest stay aligned

Feb 22, 2026

Developer & Data
GUID vs UUID: What's the Difference?
GUID and UUID name the same 128-bit identifier, but Microsoft serializes the first three fields in the opposite byte order. Here is where that breaks, with the exact bytes.
9 min read
Glass table grid turning into formatted JSON brackets on a blue gradient

Feb 20, 2026

Developer & Data
CSV to JSON: convert messy spreadsheets to clean JSON (headers, quotes, and commas)
Convert CSV to a JSON array of objects. Learn how headers, delimiters, and quoted fields work, plus fixes for messy spreadsheet exports.
3 min read
Digital timestamp display rolling from Jan 19 2038 into Dec 13 1901 above a 32-bit chip

Feb 18, 2026

Developer & Data
What Is the Year 2038 Problem?
At 03:14:08 UTC on January 19, 2038, 32-bit Unix clocks overflow and jump to December 1901. What breaks, what's already fixed, and how to test your own systems.
8 min read
Side-by-side comparison of a blurry ASCII art output versus a clean, high-contrast version on a dark terminal background

Feb 14, 2026

Image & Creative
How to Make ASCII Art That Actually Looks Good: Settings, Characters, and Pro Tips
Make cleaner ASCII art from images with the right brightness, contrast, edge detection, width, and character set settings.
9 min read
Three-part JWT token flowing into header and payload cards and a shield verifying its signature

Feb 14, 2026

Security & Privacy
How Does JWT Work?
How JWT works, taken apart byte by byte with a real token you can verify yourself — plus why anyone can read a JWT and only the key holder can trust one.
13 min read
GIMP canvas showing a portrait cut out against a transparent checkerboard background

Feb 12, 2026

Image & Creative
How to Make a Background Transparent in GIMP
Step-by-step guide to make a background transparent in GIMP, from the alpha channel step everyone misses to Color to Alpha, layer masks, and clean PNG export.
7 min read
Phone camera selecting text from a receipt and converting it into a clean text document

Feb 10, 2026

Image & Creative
How to Extract Text From an Image (Free, No Upload)
Every way to extract text from image files: built-in methods on iPhone, Android, Windows and Mac, plus a browser tool that never uploads your screenshot.
10 min read
Laptop document with one crossed-out line beside a paper showing abstract strikethrough examples

Jan 4, 2026

Text & Social
Google Docs Strikethrough Shortcut: 12 Quick Methods
Use the Google Docs strikethrough shortcut on Windows, Mac, Chromebook, and mobile, then find shortcuts for Word, Slack, Discord, and more.
7 min read
Three data pathways feeding lock, fingerprint, and fast lookup hashing mechanisms

Jan 4, 2026

Security & Privacy
11 Hashing Types: Cryptographic, Password, and Fast Hash Functions
Compare 11 hashing types, from MD5 and SHA-2 to Argon2id, bcrypt, xxHash, and MurmurHash, with a practical guide to choosing the right one.
11 min read
Hand holding a phone with an abstract social profile surrounded by five bio idea cards

Jan 4, 2026

Text & Social
60 Instagram Bio Ideas: Aesthetic, Cute, Short, and Useful
Browse 60 original Instagram bio ideas for personal, aesthetic, cute, professional, travel, and creator profiles, plus editable copy-and-paste templates.
7 min read
Hands holding a giveaway post and drawing an entry from a bowl beside several prizes

Jan 4, 2026

Randomizers
17 Instagram Giveaway Ideas, Prizes, and a Fair Winner Workflow
Plan an Instagram giveaway with 17 useful contest ideas, audience-matched prize examples, a reusable post template, and a careful random winner workflow.
11 min read
Overhead campaign desk with five color-coded tags, a URL builder, and an analytics chart

Jan 4, 2026

URLs & Marketing
UTM Best Practices: 17 Rules for Clean GA4 Campaign Data
Follow 17 UTM best practices with a naming convention, medium examples, GA4 reporting steps, and a current Google Ads parameter list.
10 min read
Plain letter A transforming into stacked accent marks on clear typographic layers

Jan 4, 2026

Text & Social
What Is Zalgo Text? 12 Examples and How the Unicode Glitch Works
See what Zalgo text is through 12 examples, then learn how Unicode combining marks create cursed text and how to use, remove, and moderate it responsibly.
8 min read
Discord message composer turning double-asterisk syntax into bold text

Dec 21, 2025

Text & Social
How to Bold Text in Discord
Type two asterisks on each side to bold text in Discord. Full guide with mobile steps, bold italic combos, big bold headings, and fixes for when bold won't render.
5 min read
Glass cards showing percent-encoded characters transforming into a clean URL on a blue-purple gradient

Dec 21, 2025

URLs & Marketing
URL encoding: decode %20, fix broken query strings, and avoid double-encoding
If you see %20, %2F, or %3D in a link, you're looking at URL encoding. Learn when to encode, when to decode, and how to fix common mistakes fast with Textavia.
4 min read
Messy punctuation and title blocks transforming into a clean hyphenated URL slug

Dec 21, 2025

URLs & Marketing
What Is Slugify? URL Slugs Explained with Real Examples
Slugify converts a title into a clean URL path like my-first-post. See what it does step by step, how six popular slugify libraries disagree, and how to pick a slug that lasts.
10 min read
Neon glass UI with JSON brackets and error highlights

Dec 14, 2025

Developer & Data
Fix JSON parse errors: trailing commas, quotes, and other gotchas
Most JSON errors come from a few predictable mistakes. Here is how to spot them, fix them, and validate the result with Textavia's JSON Formatter.
4 min read
Student comparing two single-spaced pages with four double-spaced pages for 1,000 words

Dec 14, 2025

Text & Social
How Many Pages Is 1,000 Words?
1,000 words is 4 pages double spaced or 2 pages single spaced in Times New Roman 12. See the answer for essays, MLA format, handwriting, and book pages.
6 min read
Creator recording a fair giveaway wheel as it lands on the winning entry

Dec 14, 2025

Randomizers
How to Pick a Giveaway Winner
How to pick a giveaway winner people will trust: freeze the entries, draw with a random number, list picker, or wheel, and record it. Works for Instagram, YouTube, and Facebook.
6 min read
Secure password generator with masked characters, a metal padlock, and a full strength meter

Dec 14, 2025

Security & Privacy
Strong Password Examples
Real strong password examples, the entropy math behind them, and why the same 8-character password survives 570 years on one site and 30 minutes on another.
11 min read