The entire process of marking attendance in educational institutions, workplaces, when automized is the best and most cost effective way of making it fool-proof and better. This makes proxy attendance ...

点击菜单“借阅”选项，进入借阅界面，输入书名、用户名及密码，点击“借书”按钮，系统访问存储书籍的文件（books.txt ...