跳转到内容
View in the app

A better way to browse. Learn more.

彼岸论坛

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.
欢迎抵达彼岸 彼岸花开 此处谁在 -彼岸论坛

[程序员] 自如的密码锁有个问题,只要输入密码包含正确密码就能开锁

发表于
这个问题存在好几年了,每次误触后还能开门就会纠结这个问题,比如正确密码是 A ,那么输入 A 、123A 、A123 、123A456 这几种都能开锁,这是个 bug 还是 feature 。然后又想到了另一个问题,他们是不是存的明文密码,如果是密文怎么判断输入密码包含正确密码的,就想到一个循环一下,每个字符后推 6 位加密后和存储的密文做对比,可能要循环很多次,还有其他什么好的算法吗?

Featured Replies

No posts to show

创建帐户或登录来提出意见

Configure browser push notifications

Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.