Guides
Short, plain-English answers to everyday questions — each one linked to a free tool you can use right away.
No jargon and no signup. These guides explain a single idea clearly, then point you to the tool that does the job in your browser.
How Many Words Are on a Page? →
Wondering how many words fit on a page? A typical page holds about 500 words when single-spaced and about 250 words when double-spaced — but the real…
How to Create a Strong Password →
A strong password is one that is hard for both people and computers to guess. The secret is not strange symbols — it is length and randomness, plus…
What Is Base64 Encoding? →
Base64 is a way to rewrite any data — text, an image, a file — as a plain string of letters, numbers and a couple of symbols. It exists so that data…
HEX vs RGB vs HSL Color Codes →
HEX, RGB and HSL are three different ways to write the exact same colors you see on a screen. They are not different colors — just different…
How to Calculate a Percentage →
A percentage is just a way of saying "out of 100". Almost every percentage question is one of three simple types, and once you know the three little…
The Pomodoro Technique, Explained →
The Pomodoro Technique is a simple way to stay focused: work for 25 minutes, take a 5-minute break, and repeat. Breaking the day into short, timed…
URL Slug Best Practices →
A URL slug is the readable, human part of a web address — the bit after your domain name, like /url-slug-best-practices. Good slugs are…
Lottery Odds Explained →
The odds of winning a big lottery jackpot are tiny — often worse than 1 in 100 million. See the exact chances for Powerball, Mega Millions and more…