However, each request and response carries with it lots of unnecessary HTTP header overhead and latency.
然而，每个请求和响应载体会有许多不必要的HTTP头信息开销和延迟。
This proxy code is very flexible because, if used correctly, it can determine the actual destination from the HTTP headers.
这种代理代码非常灵活，因为如果应用得当，它可以从HTTP 头确定实际的目的地。
Create an HTTP request entity consisting of request headers.
创建一个包含请求头的HTTP请求实体。
HTTP authentication means that the HTTP request has to have an HTTP header field with the userid and password.
HTTP认证意味着HTTP请求必须具有一个带有用户标识和口令的http头字段。
Each IFX-encoded request sent to the middleware would include these HTTP header values.
发送到中间件的每个IFX编码的请求都将包括这些http头的值。
These HTTP request and reply headers occur for content cached in the browser.
对于浏览器中缓存的内容，会出现这些HTTP请求头和响应头。
Browsers use the HTTP header to satisfy many different kinds of requests with the same server-side code.
浏览器利用http头，通过相同的服务器端代码来满足不同类型的请求。
However, applications should rely on standard HTTP headers first and selected URI conventions second.
不过，应用程序应先依靠标准HTTP标头，其次才是选定的URI惯例。
No extra arguments and HTTP headers are supported.
额外的参数和http头都不受支持。
Why do we have to go through the process of analyzing the HTTP headers or user preferences?
我们为什么要研究HTTP标头或用户首选项的解析过程呢？
The HTTP 1.1 specification defines such response headers, and explains how to handle a specific cached item.
HTTP 1.1规范定义了此类响应标头，并说明了如何处理特定的缓存项。
Add Expires and max-age directive of Cache-Control HTTP Header in server responses.
在HTTP头信息里加入缓存控制过期和最大存活时间标记。
The URL-rewrite module can make rewriting decisions based on domain names, HTTP headers, and server variables.
URL重写模块可以根据域名、HTTP标头和服务器变量进行重写判断。
The discovery mechanism is a sounder implementation, using HTML links or HTTP headers rather than embedded RDF.
发现机制也更为完善，使用的是HTML链接或http头，而不是嵌入的RDF。
This technique can be adopted to use any HTTP header variable.
可以通过这种技术使用任何http头变量。
These HTTP proxies often understand the standard HTTP header and might provide caching and other nonfunctional requirements.
这些HTTP代理通常理解标准HTTP标头，并且可能会提供缓存和其他非功能性要求。
You can reduce HTTP requests by providing HTTP cache expiration headers with future dates that allow browsers to cache components.
可以提供指定了未来日期的HTTP缓存过期头，这会让浏览器对组件进行缓存，因此可以减少HTTP请求。
REST is closely associated with HTTP and leverages all HTTP features, such as methods, headers, and types.
REST与HTTP紧密相关并利用了所有的http特性，比如方法、头和类型。
The resource representation that is accepted or returned will depend on HTTP request headers set by the client.
被接受或返回的资源表示将依赖于客户机设置的HTTP请求头。
Compression does not affect HTTP headers; it only compresses the content.
压缩不影响http头；只对内容进行压缩。
Instead, HTTP provides a vehicle for specifying more information: the HTTP header.
相反，HTTP提供了指定更多信息的工具：http头。
Check the HTTP response headers with a tool.
使用工具检查HTTP响应标头。
It sets any required HTTP headers and then sends the data to the mid-tier service.
它设置所需的http头，然后将数据发送给中间层服务。
This HTTP header stores a string value and is often a list of values.
这个http头存储字符串值，并且它通常为一系列值。
To see the HTTP headers, just click the arrow to the left of each request to expand it.
要查看http头，只需单击每个请求左侧的箭头将其展开。
Listing 2 is an example of an HTTP header in a response with compressed content.
清单2是包含压缩内容的响应中的http头示例。
This component was used to specify the HTTP header values required by the middleware.
该组件用于指定中间件所需要的HTTP 头的值。
How you integrate or set the HTTP header is entirely up to you.
如何集成或设置http头完全取决于您。
This function will read the value of a HTTP header from the request as-is.
这个函数按原样从请求读取HTTP 头的值。
The HTTP protocol supports a method head, which is designed to return only HTTP headers, but no content.
HTTP协议支持方法HEAD，它设计成仅返回http头而不返回内容。
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