math-spectral-norm

说明：  java的一个爬虫抓取物流信息的小demo，本demo测试抓取快递100的物流轨迹信息(Java crawler to grab logistics information of the small demo, this demo test to grab express 100 logistics trajectory information)

运动会管理系统 可以让你快速入门 绝对可以提高技术(Games Management System)

自1996以来，JavaScript：权威指南已经programmers-a JavaScript程序员指南、核心语言综合参考和API定义的Web浏览器的客户端JavaScript圣经。第六版包括HTML5和ECMAScript 5，在jQuery和服务器端JavaScript的新篇章。这是推荐有经验的程序员谁想学习网络编程语言，和当前的JavaScript程序员要掌握它。(Since 1996, JavaScript: The Definitive Guide has been the bible for JavaScript programmers—a programmer’s guide and comprehensive reference to the core language and to the client-side JavaScript APIs defined by web browsers. The 6th edition covers HTML5 and ECMAScript 5, with new chapters on jQuery and server side JavaScript. It’s recommended for experienced programmers who want to learn the programming language of the Web, and for current JavaScript programmers who want to master it.)

Java MongoDb的课程设计资源，系统本身不需要事先写好数据库，系统会在运行时自动创建数据库并插入一条数据，但是运行前请保证数据库（MongoDb）处于开启状态！

Handle "hello" messages and feature discovery.

java代码写的大数操作，主要实现大数的加减乘除。。值得一看。。(java code written in large numbers operation, the main achievement of large numbers of arithmetic. . Worth a visit. .)

采用的Java Web设计，开发平台Java和软件架构C/S 就是简单的MVC设计模式+Jsp+Servlet，使用软件Myeclipse + Tomcat + Mysql + Java 由于花费一天时间写Html和代码实现，就没怎么太高要求，能用下就可以了希望可以通过， 就没实现导入的功能，其余功能完全(Using Java Web design, development platforms Java and software architecture C/S is a simple MVC design pattern+Jsp+Servlet, using software Myeclipse+ Tomcat+ Mysql+ Java Html due to spend a day and write code, there is no how high requirements, can hope you can use the following can be, there is no import function to achieve the remaining fully functional)

里面有几个不错的学习资源链接，包括OC、cocos、java等，希望有帮助。(There are several good links to learning resources, including OC, cocos, Java, hope that helps.)

java

功能：实现一个计算器应用程序 实验要求：编写一个模拟计算器的应用程序，使用面板和网格布局， 添加一个文本框，10个数字按钮（0~9），4个加减乘除按钮， 一个等号按钮，一个清除按钮，一个求平方根按钮，一个退格按钮， 要求将计算公式和结果显示在文本框中，实现效果如下图所示，(Functions: a calculator application requirement of experiment: write a simulation calculator applications, the use of panels and grid layout, add a text box, 10 numeric buttons (0 to 9), 4, Math button, a equal sign button, a Clear button, a square root button, and a backspace button, the formula and the results are displayed in the text box, as shown in the results as shown)