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A little signal. Less noise.

DISCOVER

Catalog Categories

CATEGORIES

Categories will appear when the source is connected.

More possibility. Less searching.

A considered collection of AI tools, trials, and opportunities.

RADAR / PostgreSQLConnection pending

ExploreCatalog

A little signal. Less noise.

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RADARGood tools open new possibilities.Explore thoughtfully. Create freely.

Skip to content

A little signal. Less noise.

DISCOVER

Catalog Categories

CATEGORIES

Categories will appear when the source is connected.

More possibility. Less searching.

A considered collection of AI tools, trials, and opportunities.

RADAR / PostgreSQLStorage available

ExploreOffer details

A little signal. Less noise.

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即

即时通讯系统的关键设计

掘金

About this offer

从一条消息的发送出发,梳理消息链与游标、去重补齐、已读未读、群聊扩散、消息更新、多端同步和异常恢复,结合 Telegram、Slack、Discord 等公开方案,讲清即时通讯如何做到不重不漏。

Offer details

Provider: 掘金
Source: juejin-rss
Score: 57.37
Confidence: 54%

Source evidence

What RADAR observed and classified to build this opportunity. It is what the source published, not a verification that the offer is still active.

JuejinObserved: Oct 7, 2026Source reliability: 60%
即时通讯系统的关键设计. 从一条消息的发送出发,梳理消息链与游标、去重补齐、已读未读、群聊扩散、消息更新、多端同步和异常恢复,结合 Telegram、Slack、Discord 等公开方案,讲清即时通讯如何做到不重不漏。
Open source

即时通讯系统的关键设计

Opens an external website. Availability and terms may change.

Real offers. Useful details.

The catalog shows persisted RADAR opportunities. Storage availability does not mean sources are verified or offers are active.

RADARGood tools open new possibilities.Explore thoughtfully. Create freely.