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Showing 43–50 of 50 articles

How to Minify CSS for Faster Page Loads

🗜️ Developer

How to Minify CSS for Faster Page Loads

Strip comments and unnecessary whitespace from CSS to shrink file size, with a live byte-savings summary, before you ship a stylesheet to production.

 How to Minify JSON for Smaller Payloads

🗂️ Developer

How to Minify JSON for Smaller Payloads

Validate and minify JSON by stripping all whitespace, with a live byte-savings summary, to shrink API payloads or config files before shipping them.

 How to Preview CSS Filters Before You Ship Them

🎨 Developer

How to Preview CSS Filters Before You Ship Them

Drag sliders for blur, brightness, contrast, saturate, grayscale, and hue-rotate on sample images, then copy the resulting CSS filter declaration directly.

 How to See Exactly What Keycode a Key Press Sends

⌨️ Developer

How to See Exactly What Keycode a Key Press Sends

Press any key and see its key, code, keyCode, location, and active modifier keys reported live by the browser, for debugging keyboard event handlers.

 How to Tell if a Version Bump Is Major, Minor, or Patch

🔢 Developer

How to Tell if a Version Bump Is Major, Minor, or Patch

Validate two semantic version strings and compare them, seeing exactly whether the difference is a major, minor, or patch bump, before you update a dependency.

 How to Test a Regular Expression Against Real Text

🧪 Developer

How to Test a Regular Expression Against Real Text

Test a regular expression against your own text, with matches highlighted live and a list of each match's position and captured groups, before shipping it.

 How to Turn a Code Snippet Into a Shareable Image

🖼️ Developer

How to Turn a Code Snippet Into a Shareable Image

Paste a code snippet and generate a polished, window-framed PNG screenshot with a gradient background, ready for a tweet, slide, or blog post.

 How to Verify a File's Checksum Before Trusting It

🔐 Developer

How to Verify a File's Checksum Before Trusting It

Compute a file's SHA-256, SHA-1, SHA-384, or SHA-512 checksum and compare it against an expected value to verify integrity before you run or install it.