End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
lucene全文搜索之三:生成索引字段,创建索引文档(给索引字段加权)基于lucene5.5.3 https://codingnote.cc/p/20324/