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Java P2P 技术内幕，电子书，pdf格式(Insider Java P2P technology, e-books, pdf format)

这是http文件传输代码，用java语言编写，工程文件(The file transmission code through http )

crm的详细解释于搭建，有助于大家互相学习。有丰富的客户需求以及解决方案(sda wrewf sdf waer erv edwfv ewfsefvs)

说明：  socket测试程序，java代码，android studio平台(socket test for andriod (java))

编写一个控制台程序，模拟在ATM机的存款和取款过程，当输入给定的卡号和密码（初始卡号和密码到数据文件里查看）时，系统能登录ATM系统，根据用户的身份不同显示不同的程序界面；取款 　　每次取款金额只能为100的倍数，总额不超过2000元，不允许透支。且取款之后，要记录取款的金额和时间。 存款 　　每次存款金额只能为100的倍数，总额不超过2000元。 修改密码 　　新密码长度不小于6位，不允许出现6位完全相同的情况，只有旧密码正确，新密码符合要求，且两次输入相同的情况下才可以成功修改密码。(Write a console program to simulate the ATM deposits and withdrawals process, when you enter a given number and password (the initial number and password to the data file view), the system can log in ATM systems, according to the user' s identity different display different The program interface withdrawal amount each withdrawal can only be a multiple of 100, the total does not exceed 2,000 yuan, does not allow overdrafts. And withdrawals after the withdrawal of the amount to be recorded and time. Deposit Amount per Deposit only a multiple of 100, totaling no more than 2,000 yuan. Change Password New Password length not less than six, allowed six identical situation, only the old password is correct, the new password meets the requirements, and enter the same case twice before they can successfully change the password.)

问道1.6原始etc，修改错了的朋友可以选择用此文件恢复(Question 1.6 Original etc)

说明：  使用java串口发送指令控制短信猫发短信(Using java serial port to send instructions to control short message cat sending short message)

远程系统界面原型basic版本,后续的版本会继续上传。这是一个单机版的(Prototype code project)

JAVA的简单增加，删除 修改，更新语句(JAVA simple to add, delete modify, update statement)

springboot框架搭建的一套框架，里面集成了缓存，权限的控制的一些功能(Springboot framework is a set of framework, which integrates some functions of caching, permission control.)