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What Is a TSV File? Tab-Separated Values Explained

What is a TSV file? A tab-separated values file storing tabular data with tab delimiters. Learn TSV vs CSV, parsing, escaping, and pitfalls.

What Is UTF-16? Unicode Encoding Explained

What is UTF-16? Learn how this variable-width Unicode encoding uses 16-bit units, surrogate pairs for supplementary characters, and BOM-based endianness.

What Is ASCII? The Character Encoding Explained

What is ASCII? Learn how this 7-bit encoding maps 128 characters, the control vs printable ranges, its link to UTF-8, and why extended ASCII is a…

What Is a Data URI? Embedding Data Inline

What is a data URI? Learn how the data: scheme inlines files as base64 or text, its syntax, when to use it, and the caching, size,…

What Are HTTP Status Codes? A Complete Guide

What are HTTP status codes? A developer reference to the 1xx-5xx classes, common codes like 200, 301, 404, and 500, and how to choose the right…

What Is Semantic Versioning? SemVer Explained

What is semantic versioning? Learn how SemVer's MAJOR.MINOR.PATCH scheme signals breaking changes, features, and fixes, plus pre-release tags and ranges.

What Is a JSON Schema? Validating JSON Documents

What is a JSON Schema? Learn how this vocabulary validates and documents JSON with type, properties, required, and $ref, plus drafts and common pitfalls.

What Is NDJSON? Newline-Delimited JSON Explained

What is NDJSON? Learn how newline-delimited JSON streams records one per line, how it differs from a JSON array, its media type, and how to parse…

What Is a Byte Order Mark (BOM)?

What is a byte order mark? Learn what the BOM is, its byte signatures in UTF-8/UTF-16/UTF-32, why it breaks JSON and PHP, and how to detect…

What Is a MIME Type? Media Types Explained

What is a MIME type? A clear developer guide to media types, the Content-Type header, charset, +json suffixes, MIME sniffing, and common pitfalls.