HTTP简介HTTP 超文本传输协议(Hyper Text Transfer Protocol)是一个应用层的协议，使用相当广泛，比如我们常说浏览器敲入网址打开网页，浏览器跟后台服务器之间就用的是HTTP，并且也常用于后端各个微服务之间的数据请求和通信。是我们常说的Web技术的基石，也是互联网的基础...

HTTP协议缓存机制的应用

缓存的目的是减少相应延迟和减少网络带宽消耗，比如 css、 js、图片这类静态资源应该进行缓存。实际项目一般使用反向代理服务器（如 nginx、 apache 等）进行缓存。关键字:cache-control, expire, if-...

Http协议中常用的参数应用

1 请求来自哪一个页面 request.getHeader("referer"); 在购买页，通过a标签进入AddressAction中，地址保存后，需要跳到原先的页面。  另外，另外一位哥哥的文章已经把它在spring mvc中的使用整理了出来   以下代码转自：http://...

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更新时间 2023-04-23 16:09:01

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