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How to Create a Table in Markdown
The Markdown Table Generator gives you a spreadsheet-style grid, generates valid GitHub Flavored Markdown as you type, and imports CSV, spreadsheet paste, or an existing Markdown table so you can restructure it.
YAML to JSON: Convert Manifests, Compose Files, and Pipelines Without Losing Data
The YAML to JSON Converter parses a YAML document and prints the equivalent JSON, resolving anchors, aliases, merge keys, and block scalars along the way.
What Is a Cron Expression? How to Write One
The Cron Expression Generator builds a standard five-field crontab expression from plain fields or one-click presets, explains it in a sentence as you type, and previews the next run times in UTC so you can confirm the schedule before it reaches production.
How to Generate a JSON Schema From Sample JSON
Paste a JSON sample into the JSON Schema Generator, pick Draft-07 or 2020-12, and it infers a schema - types, required fields, merged array items, and string formats like date-time and uuid.
How to Make Realistic Card Shadows in CSS
A CSS box-shadow takes an X offset, a Y offset, a blur radius, a spread radius, and a color, with an optional inset keyword. Blur softens the edge; spread grows or shrinks the shadow before blurring.
How to Compare Two XML Files by Structure
An XML diff compares two documents as node trees, not as lines of text, so reindenting, reordering attributes, or rewrapping lines does not register as a change.
How to Add and Subtract Binary Numbers by Hand
A binary calculator performs arithmetic (add, subtract, multiply, divide) and bitwise operations (AND, OR, XOR, NOT, shifts) on integers written in binary, octal, decimal, or hex, and shows the result in all four bases at once.
What Is a Query String? Parsing URL Parameters
A query string is the part of a URL after the question mark that carries parameters as key-value pairs.
What Is JSONPath? Selectors and Filter Syntax
JSONPath is a query language for JSON, the way XPath is for XML.