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Markdown 基本语法（学习10 min 上手）Git 的简单使用（学习0.Git 选择 Gitee，新建仓库，clone 到本地打开 Obsidian，选择”打开本地仓库“选项，选择 clone 的 git 仓库文件夹。可选：.gitignore 文件中增加 .印象笔记、O...

1.通过批量操作，我们可以一次向Elastic Search发送多条增删改查操作。1.1.# 1. # 2. # 3. firstMap.firstMap.IndexRequest indexRequest1=new IndexRequest("teacher").id("2")...

Java程序中，使用Redis.1.2.3.1.2.3.4.5.6.1.2.3.4.5.6.7.8.len ： 保存的字符串长度。当用户修改字符串时sds api会先检查空间是否满足需求，如果满足，直接执行修改操作，如果不满足，将空间修改至满足需求的大小，然后再执行修改操作 空间...

另外补充下二分查找： 1、找到的话且这个数唯一则返回下标位置，如果不唯一则返回最右边的下标；找不到的话返回比它大的第一个数（即右边的数）的下标。

It is well known that small groups are not conducive of the development of a team. Therefore, there shouldn’t be any small groups in a good ...

Donald and Mike are the leaders of the free world and haven’t yet (after half a year) managed to start a nuclear war. Despite the great and ...

FatMouse believes that the fatter a mouse is, the faster it runs. To disprove this, you want to take the data on a collection of mice and pu...

Jesus, what a great movie! Thousands of people are rushing to the cinema. However, this is really a tuff time for Joe who sells the film tic...