In Know Which Apps Are Hitting Your Web Service, I showed how to write a servlet filter that enforces the existence of a special HTTP request header. From a client perspective, it would be nice to send this header automatically, instead of having to…

{ "Author": "tomcat and jerry", "url":"http://www.cnblogs.com/tomcatandjerry/p/5899722.html" } Spring RestTemplate, 使用java访问URL更加优雅,更加方便. 核心代码: String url = "http://localhost:8080/json"; JSONObject json =…

摘要:(1)网络服务会根据 request的header中的 cache-control策略设置response的cache-control策略 1 response cache-control 和 request cache-control关系 CacheIgnoreCacheControl Directive Description: Ignore request to not serve cached content to client Syntax: CacheIgnoreCacheCo…

1.拦截器配置 <!--拦截器--> <mvc:interceptors> <!-- web端增加头部接口 --> <mvc:interceptor> <mvc:mapping path="/**" /> <bean class="com.adview.exchange.interceptor.CommonInterceptor"/> </mvc:interceptor> </…

Asp.Net WebAPI is a framework for building RESTful HTTP services which can be used across a wide range of clients including web, phone and desktop applications. With WebAPI we can use XML and JSON to send and retrieve data from the service. The use o…

What is Basic Authentication? Traditional authentication approaches like login pages or session identification are good for web based clients involving human interaction but does not really fit well when communicating with [REST] clients which may no…

什么是HTTP Headers HTTP是"Hypertext Transfer Protocol"的所写,整个www都在使用这种协定,几乎你在流览器里看到的大部分内容都是通过http协定来传输的,比如这篇文章. HTTP Headers是HTTP请求和相应的核心,它承载了关于用户端流览器,请求页面,伺服器等相关的资讯. 示例 当你在流览器位址栏里键入一个url,你的流览器会将类似如下的http请求: GET /tutorials/other/top-20-mysql-best-pra…

Introduction mailsend is a simple command line program to send mail via SMTP protocol. I used to send a piece of alert mail from a program in a networked Windows machine. You might find it useful in some situations. Latest Development version is 1.17…

How-To send or update registrations. The eXtented eXosip stack Initiate a registration To start a registration, you need to build a default REGISTER request by providing several mandatory headers. You can start as many registration you want even in o…

PHP header()the function declaration: void header ( string string [, bool replace [, int http_response_code]])The optional replace parameter indicates whether the header should replace a previous similar header, or add a second header of the same typ…

HTTP: The Definitive Guide 17.3.2 Content-Negotiation Header Quality Values The HTTP protocol defines quality values to allow clients to list multiple choices for each category of preference and associate an order of preference with each choice. For…

catalogue . Overview . The urllib Bug . Attack Scenarios . 其他场景 . 防护/缓解手段 1. Overview Python's built-in URL library ("urllib2" in 2.x and "urllib" in 3.x) is vulnerable to protocol stream injection attacks (a.k.a. "smuggling"…

https://my.oschina.net/wolx/blog/406092 工程中的请求,需要设置Header,请求令牌才访问,NSURLRequest 请求没有直接设置header 的方法,需要通过NSMutableURLRequest 来实现 一 NSURLRequest 设置 //1.创建request NSURLRequest *request = [NSURLRequest requestWithURL:URL]; //2.创建一个 NSMutableURLRequest 添加 h…

文/Tamic 地址:http://blog.csdn.net/sk719887916/article/details/52189602 Header How to Add header to Every Request 添加统一通用header, 不会覆盖前面的header okHttpClient.interceptors().add(new Interceptor() { @Override public Response intercept(Interceptor.Chain chain…

Spring Security :HTTP Status 403-Invalid CSRF Token 'null' was found on the request parameter '_csrf' or header 'X-CSRF-TOKEN'. 原因:1.Spring Security 4.0之后,引入了CSRF,默认是开启.CSRF默认支持的方法: GET|HEAD|TRACE|OPTIONS,不支持POST. Spring Security 3默认关闭csrf,Spring Sec…

Obviously in a real world application we do not only fetch data from the backend, but we also send data to be stored permanently on the server side. The HttpClient gives us different options for achieving this. In this lesson we will look at how to a…

一.Handler处理器 和 自定义Opener 关注公众号"轻松学编程"了解更多. opener是 urllib.OpenerDirector 的实例,我们之前一直都在使用的urlopen,它是一个特殊的opener(也就是模块帮我们构建好的). 但是基本的urlopen()方法不支持代理.cookie等其他的HTTP/HTTPS高级功能.所以要支持这些功能,可以自定义打开器,流程如下: 1.自定义处理器(hander)对象,可以处理cookie等高级功能 # handler = u…

一.添加拦截器 public class HeaderRequestInterceptor implements ClientHttpRequestInterceptor { private final String headerName; private final String headerValue; public HeaderRequestInterceptor(String headerName, String headerValue) { this.headerName = head…

java获取headers的代码如下: // 获取http-header里面对应的签名信息 Enumeration<?> headerNames = request.getHeaderNames(); logger.info("request headerNames : {}", JSONParser.toJSONString(request.getHeaderNames())); logger.info("request sys_sign header : {}…

一.  HTTP请求的数据流总结#上传数据, yeelink的数据流如下POST /v1.0/device/4420/sensor/9089/datapoints HTTP/1.1Host: api.yeelink.netU-ApiKey: 729d1ba15b26b6a48f4807ef3f2f4df4Content-Length: 49Content-Type: application/x-www-form-urlencodedConnection: Close {"timestamp&qu…

用的是centos6.5, 当我使用命今 sudo wget https://cmake.org/files/v3.6/cmake-3.6.1.tar.gz 下载个cmake的包时, 发生了这样的错误 --2016-09-01 06:53:39-- https://cmake.org/files/v3.6/cmake-3.6.1.tar.gz Resolving cmake.org... 66.194.253.19 Connecting to cmake.org|66.194.253.19|:4…

Java基础 1. 简述Java的基本历史 java起源于SUN公司的一个GREEN的项目,其原先目的是:为家用消费电子产品发送一个信息的分布式代码系统,通过发送信息控制电视机.冰箱等 2. 简单写出Java特点,写出5个以上,越多越好 简单的.面向对象的.分布式的.安全的.稳定的.与平台无关的.可解释的.多线的.动态的语言. 3. 什么是Java? JAVA:一种编程语言 一种开发环境 一种应用环境 一种部署环境 4. 请写出Java的版本分类,以及每种版本的应用方向 三种版本: JME:是面…

Here some simple tips to optimize your application for production. Configure your application.conf First off, the best way to specify production mode is to give a specific ID to your production framework. Let’s pick production as an example. Refer ma…

1.不要使用相对路径 常常会看到: require_once('../../lib/some_class.php'); 该方法有很多缺点: 它首先查找指定的php包含路径, 然后查找当前目录. 因此会检查过多路径. 如果该脚本被另一目录的脚本包含, 它的基本目录变成了另一脚本所在的目录. 另一问题, 当定时任务运行该脚本, 它的上级目录可能就不是工作目录了. 因此最佳选择是使用绝对路径: define('ROOT' , '/var/www/project/'); require_once(ROO…

原文地址 https://blogs.msdn.microsoft.com/henrikn/2012/08/07/httpclient-httpclienthandler-and-webrequesthandler-explained/ In two previous blogs I describe how to use HttpClient as well as how to use the HttpMessageHandler pipeline. What we haven’t done…

jQuery File Upload 的 GitHub 地址:https://github.com/blueimp/jQuery-File-Upload 插件描述:jQuery File Upload 是一个 jQuery 图片上传组件,支持多文件上传.取消.删除,上传前缩略图预览.列表显示图片大小,支持上传进度条显示.插件基于开放的标准,如 HTML5 和 JavaScript ,不需要额外的浏览器插件(例如使用Adobe 的 Flash ),在旧版浏览器中使用 XMLHttpRequest…

Browser security prevents a web page from making AJAX requests to another domain. This restriction is called the same-origin policy, and prevents a malicious site from reading sentitive data from another site. However, sometimes you might want to let…

网站上有很多Openfire Web方案,之前想用Smack 但是jar包支持客户端版本的,还有JDK版本问题  一直没调试成功  估计成功的方法只能拜读源码进行修改了. SparkWeb 官网代码很久没维护  CSDN上下来个版本但jar包路径不对  花了不少时间总算能跑起来,不过版本是flex3版本,太老了   自己花精力升级有点费时间呀 最后采用存脚本开发Strophejs,下面网站写的很详细 学习的网站:http://www.dotblogs.com.tw/sungnoone/archi…

Firstly , let us explain XMLHttpRequest open(), send(), readyState 1. open(method, url, async, user, password) : create request, initialize parameters for send() method: 'POST' , 'GET' , 'HEAD' or 'post' , 'get' , 'head', case insensitive if set meth…

原文网址: http://www.cnblogs.com/csdev Networkcomms 是一款C# 语言编写的TCP/UDP通信框架  作者是英国人  以前是收费的 目前作者已经开源  许可是:Apache License v2 开源地址是:https://github.com/MarcFletcher/NetworkComms.Net 首先,使用TCP通信的时候存在消息边界的问题,也就是如何处理粘包问题,networkcomms 框架本身已经对这个问题有内置的解决方案,我们在使用框架时…