需帐号就可自由下载此源码(选择自由下载将不利于本站源码数量的增-take account can download this free source (freedom of choice download site is not conducive to increasing the number of FOSS

这是我找书上的例子，自己敲上的代码，都是些小程序，希望和大家分享，更希望管理员能够开通我的帐号，以后我会更加努力地参与，谢谢！-This is the book I look for examples of their knock on the code, are sideshows to the procedure, hoping to share with you and hope that administrators can open my account, I will be more

实现一个qt帐号密码登录，登录后对文本文件的编辑。-Implement a qt account password, edit the text file after login