Everyone uses UUIDs without questioning them. But version matters, randomness varies, and that "/collisions are impossible/" assumption? It has caveats.
Read More →Ever wonder why URLs contain weird stuff like %20 or %E4%BD%A0? Let us talk about URL encoding, its history, and the war stories of things going wrong.
Read More →The Y2K-style bug you have probably never heard of. Why understanding timestamp formats matters, and what you can do now to avoid future headaches.
Read More →Learn how to significantly reduce SVG file sizes without losing visual quality, and why optimizing vector graphics is crucial for web performance.
Read More →Why uploading sensitive images for watermarking is a risk you don't need to take, and how client-side technology changes the game.
Read More →That PDF you are about to send might contain more than you think—embedded fonts, edit history, GPS coordinates, even deleted content that is technically still there.
Read More →Markdown is the language of the web, but writing it shouldn't feels like coding. Discover how instant feedback improves flow and accuracy.
Read More →When debugging an API, the backend sends you a string starting with eyJ... Do you know what it contains? Let us talk about JWT, why it became the standard for web authentication, and the pitfalls you should avoid.
Read More →Reading minified JSON is a lost cause. But formatting isn not just about readability—it is about making patterns visible and errors obvious.
Read More →MD5, SHA-256, bcrypt—developers throw these terms around interchangeably. They are very different things, and using the wrong one can be a security disaster.
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