This Unix C code monitors a web server every few minutes by trying to retrieve its home page. It sends you email when it can t connect, and every so often while the server is still down. It sends a final message when it comes back up. If you have ema

分页的一个好工具，经过简单的配置可以轻松实现分页功能

A pager control is a window that contains another window that is linear and larger than the containing window, and enables you to scroll the contained window into view. The pager control displays two scroll buttons that automatically disappear when t

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