The Java Community Process formally launches development of Java SE 28, with Project Valhalla once again positioned as the release's most closely watched feature.

prompt cache 干的是这件事，把你请求里那些不变的内容缓存起来，让模型不用每次都重新计算这些 token 的注意力权重。命中缓存的 token，大概只要正常输入 token 10% 左右的价格。 最近在看 Claude Code 的系统提示结构，里面有一块东西让我愣了一下。 每次开一个新 ...

Redisson is the Java Client and Real-Time Data Platform for Valkey and Redis. Redisson greatly extends the capabilities of Valkey and Redis by providing additional services and data structures not ...