Spring boot基于redis实现附近的人.zip

Java 3D饼图透明度(提高篇-实例173).zip

Java 打字母游戏(提高篇-实例089).zip

直接解压，放入工程，运行测试。

学生信息管理，分为教师，学生，管理员，登录账号自动检测账号类型，数据库采用mysql 用idea 打开就可以使用，几乎不用配置(需要用sql脚本创建数据库后 修改下连接串密码即可，如果您本机密码是root那就不需要修改密码) 管理员账号/密码：admin/admin 学生账号/密码：stu03/stu03 教师账号/密码:tec2/tec2

The super-fast evolution of the JDK between versions 8 and 12 has increased the learning curve of modern Java, therefore has increased the time needed for placing developers in the Plateau of Productivity. Its new features and concepts can be adopted to solve a variety of modern-day problems. This book enables you to adopt an objective approach to common problems by explaining the correct practices and decisions with respect to complexity, performance, readability, and more.Java Coding Problems will help you complete your daily tasks and meet deadlines. You can count on the 300 applications containing 1,000 examples in this book to cover the common and fundamental areas of interest: strings, numbers, arrays, collections, data structures, date and time, immutability, type inference, Optional, Java I/O, Java Reflection, functional programming, concurrency and the HTTP 

java版本调用HP-Socket服务端代码，包含jna包及5.0.2版本的HP-Socket的dll文件，采用的是非常新的HP-Socket版本，demo是整套java工程，导入eclipse修改HpSocket.java文件中的服务器的IP和端口就可以测试，里面还包含了客户端接收服务器端返回的信息方法，看懂了客户端基本也可以自己实现服务端

Spring boot基于Redis Hash数据结构实现附近的人Demo，框架由Spring-boot实现，压缩包含源码以及部署jar包。代码清晰，有注释，考虑性能优化

【实例简介】有用户注册和登录，还有商家注册和登录，包括完整的数据库，还有，购物车，黑名单，

Java continues to grow and evolve, and this Cookbook continues to evolve in tandem. This book helps to get you up to speed right away with hundreds of hands-on recipes across a broad range of Java topics. You’ll learn useful techniques for everything from string handling and functional programming to network communication.Each recipe includes self-contained code solutions that you can freely use, along with a discussion of how and why they work. If you are familiar with the basics of the Java language, this cookbook will bolster your knowledge of the language in general and its many recent changes and how to apply them in your day-to-day development.Recipes include:Methods for compiling, running, and debugging“Packaging” Java classes and building applicationsManipulating, comparing, and rearranging textRegular expressions for string- and pattern-matchingHandling numbers, dates, and timesStructuring data with collections, arrays, and other typesObject-oriented and functional programming techniquesInput/Output, Directory and filesystem operationsNetwork programming on both client and serverProcessing JSON for data interchangeMultithreading and concurrencyUsing Java in Big Data applicationsInterfacing Java with other languages------------------The 4th Edition of this book has been updated to cover changes through Java 12 and includes new recipes for Big Data and data science.

实例中如用到数据库，请到这里下载 https://www.haolizi.net/example/view_30457.html