摘要： 1. 在 http://www.mongodb.org/downloads 选择下载所需的版本。 2. 执行 msi 安装包，可通过 Custom 选项，选择安装目录。 3. 创建数据目录。MongoDB 需要一个存储数据的目录，如果不指定， Windows 环境默认使用 c:\data\db。 4 阅读全文

摘要： Data structures are a basic element in programming. Almost every program uses one or more types of data structures to store and manage their data. Jav 阅读全文

摘要： 摘自: www.uml-diagrams.org Here we provide several UML class diagrams for the Java™ 7 java.util.concurrent package. Several java.util.concurrent.* packa 阅读全文

摘要： Normally, when you implement a simple, concurrent Java application, you implement some Runnable objects and then the corresponding Thread objects. You 阅读全文

摘要： When you work with an executor, you don't have to manage threads. You only implement the Runnable or Callable tasks and send them to the executor. It' 阅读全文

摘要： The Executor framework provides the ThreadPoolExecutor class to execute Callable and Runnable tasks with a pool of threads, which avoid you all the th 阅读全文

摘要： Running multiple tasks and processing the first result A common problem in concurrent programming is when you have various concurrent tasks that solve 阅读全文

摘要： One of the advantages of the Executor framework is that you can run concurrent tasks that return a result. The Java Concurrency API achieves this with 阅读全文

摘要： Usually, when you develop a simple, concurrent-programming application in Java, you create some Runnable objects and then create the corresponding Thr 阅读全文

摘要： 1. 在 GitHub 新建一个工程 hello-world，repository 地址是 https://github.com/username/hello-world.git 2. 在 Eclipse 新建一个工程 hello-world 3. 选择工程右键 -> Team -> Share P 阅读全文