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Node Underground
Node Underground
Feb 23, 2021 · Fundamentals

What New JavaScript Proposals Emerged from TC39’s January Meeting?

The article reviews TC39’s January 29 meeting, detailing the criteria for advancing proposals between stages, summarizing key proposals such as Intl.DateTimeFormat.formatRange, JSON Modules, Private‑in operator, Class static initializer blocks, ResizableArrayBuffer, Intl.LocaleInfo, RegExp enhancements, and the community’s role in shaping ECMAScript.

ECMAScriptTC39intl
0 likes · 25 min read
What New JavaScript Proposals Emerged from TC39’s January Meeting?
Sohu Tech Products
Sohu Tech Products
Oct 9, 2019 · Databases

MongoDB Aggregation Framework: Stages, Pipelines, and Examples

This article provides an in‑depth overview of MongoDB’s aggregation framework, explaining the concepts of pipelines and stages such as $match, $group, $project, $lookup, $unwind, and $out, and includes practical code examples, syntax details, and comparisons to SQL aggregation.

MapReduceMongoDBPipeline
0 likes · 25 min read
MongoDB Aggregation Framework: Stages, Pipelines, and Examples