Tools
- How I look up MIME types when uploads or downloads behave oddly
A MIME type tells software what kind of content a file or response contains. The MIME Types tool helps with the mechanical part, but I still check the result before using it somewhere real.
- How I make a QR code that people can actually scan
A QR code is only useful if people can scan it reliably. The content, margin, contrast, and printed size all matter. The QR Code Generator tool is useful because it lets me check the result in a small, controlled place …
- How I make a simple sticker image without opening a design suite
A sticker tool is useful when I need a quick PNG with text, shape, or simple cutout styling. I use Sticker Maker for the quick version of this task, then I review the output before relying on it.
- How I make a Wi-Fi QR code for guests without typing the password
Typing a Wi-Fi password is annoying, especially when the password is long and secure. A Wi-Fi QR code makes the process easier: guests scan the code and their phone can join the network.
- How I make URL slugs from titles
A slug turns a title into a URL-friendly piece of text, usually lowercase words separated by hyphens. The Slugify tool helps with the mechanical part, but I still check the result before using it somewhere real.
- How I mask part of a string before sharing it
String masking hides part of a value while keeping enough context to recognize it later. The String Obfuscator tool helps with the mechanical part, but I still check the result before using it somewhere real.
- How I merge PDFs without putting the pages in the wrong order
Merging PDFs sounds simple until the final file has the pages in the wrong order. That is the mistake I try to avoid. The PDF Merger joins multiple PDF files in the browser.
- How I normalize email addresses without breaking login rules
Email normalization reduces duplicate-looking addresses, but different providers and products have different rules. The Email Normalizer tool helps me inspect the input and output without writing a one-off script first.
- How I open a CSV file without spreadsheet surprises
A CSV viewer helps inspect tabular data before importing it into a database, spreadsheet, or script. The CSV Viewer tool is useful because it lets me check the result in a small, controlled place before I use it in a …
- How I parse a raw WebSocket frame when debugging low-level traffic
Most WebSocket debugging happens at the message level, but sometimes a raw frame needs to be decoded. I use WebSocket Frame Parser for the quick version of this task, then I review the output before relying on it.