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Showing posts tagged JSON · View all posts

Understanding null in JSON: When and How to Use It
null in JSON represents an intentional absence of value. It differs from undefined (not in JSON) and empty strings. Understanding when to use null versus omitting fields entirely improves API... Read more...
The Unix Epoch: Why January 1, 1970 is Important in Programming
January 1, 1970 at 00:00:00 UTC is the Unix epoch—time zero for Unix systems and most programming languages. Timestamps are seconds (or milliseconds) since this moment. Understanding the epoch explains... Read more...
Working with JSON Arrays: Understanding {"data": [1, 2, 3]}
JSON arrays store ordered lists of values. They're essential for representing collections—user lists, product catalogs, log entries. Understanding array structure and patterns is key to effective JSON design. Read more...
JSON Basics: Understanding Key-Value Pairs
JSON (JavaScript Object Notation) structures data as key-value pairs. It's readable, language-agnostic, and the standard format for web APIs. Understanding JSON syntax is fundamental to modern web development. Read more...