No Algorithm Filler
Practical How-To Answers
Direct answers to internet and life questions, without the padding most search results bury them in.
Time & Planning
- Time & PlanningAnswer first
How do I calculate how many days are between two dates?
Answer: Subtract the earlier timestamp from the later timestamp in milliseconds, divide by 86,400,000 (1000 × 60 × 60 × 24), and choose whether you are counting the end date inclusively.
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Math & Everyday
- Math & EverydayAnswer first
How do I calculate a fair tip without arguing at the table?
Answer: Find 10% of the pre-tax total by shifting the decimal one spot left, then double it for 20% or add half of it for 15%.
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How do I calculate a percentage?
Answer: To find X percent of a number, divide the percentage by 100 and multiply by the total.
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Converters
- ConvertersAnswer first
How do I convert Fahrenheit to Celsius without a math degree?
Answer: To convert Fahrenheit to Celsius: subtract 32, then multiply by 5, then divide by 9.
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Security
- SecurityAnswer first
How do I create a secure password that I can actually remember?
Answer: Use a passphrase made of 4 to 5 random dictionary words (e.g. battery-staple-correct-horse) or use a password manager to generate 20 random mixed characters.
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Developer
- DeveloperAnswer first
How do I decode a Base64 string safely?
Answer: In JavaScript use atob(encodedString), or Buffer.from(str, "base64").toString("utf-8") in Node.
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How do I format messy JSON so humans can read it?
Answer: In JavaScript or your browser console, pass your data to JSON.stringify(data, null, 2).
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Files & Media
- Files & MediaAnswer first
How do I make an image file smaller without making it look like potato soup?
Answer: Convert heavy PNGs to modern WebP or optimized JPG, scale dimensions down to standard web widths (1200 to 1920 px), and set quality to 80%.
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Developer & Everyday
- Developer & EverydayAnswer first
How do I make a QR code that does not expire or charge a subscription?
Answer: A static QR code encodes raw text or a URL directly into the pixel grid.
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