大约有 870 项符合查询结果(耗时:0.0217秒) [XML]

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Which $_SERVER variables are safe?

...ues are guaranteed to be the valid address of the client, as verified by a TCP/IP handshake. This is the address where any response will be sent to. REMOTE_HOST relies on reverse DNS lookups though and may hence be spoofed by DNS attacks against your server (in which case you have bigger problems an...
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C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术

...truct sockaddr_in serverAddr; s = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); if(s==-1){ fprintf(stderr,"create socket failed./n"); return -1; } bzero(&serverAddr,sizeof(struct sockaddr_in)); serverAddr.sin_family = AF_INET; serverAddr.sin_port = htons(port); serverAdd...
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Remote Connections Mysql Ubuntu

...th your actual IP in the xxx's mysqld 1046 mysql 10u IPv4 5203 0t0 TCP xxx.xxx.xxx.xxx:3306 (LISTEN) If the above statement returns correctly you will then be able to accept remote users. However for a remote user to connect with the correct priveleges you need to have that user created i...
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Connect Java to a MySQL database

...lved it, then you've a problem in your network/DNS/hosts config. port: The TCP/IP port where MySQL server listens on. This is by default 3306. databasename: The name of the database you'd like to connect to. That's javabase. So the final URL should look like: jdbc:mysql://localhost:3306/javabase ...
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How do you make a HTTP request with C++?

...; //return 1; } Socket=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); host = gethostbyname(url.c_str()); SockAddr.sin_port=htons(80); SockAddr.sin_family=AF_INET; SockAddr.sin_addr.s_addr = *((unsigned long*)host->h_addr); if(connect(Socket,(SOCKADDR*)(&SockAd...
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Can you explain the concept of streams?

...t files. If I want to download a file from the internet, I have to open a TCP socket, make a connection, and receive bytes until there are no more bytes. I have to manage a buffer, know the size of the expected file, and write code to detect when the connection is dropped and handle this appropria...
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Windows远程桌面授权错误(授权超时)等报错信息疑难解答 - 更多技术 - 清...

...安全 (IPsec) 来帮助保护在客户端与终端服务器之间基于 TCP 的通讯,那么将会产生数据包碎片。因此,部分数据包可能无法到达目的地,客户端到终端服务器之间的连接也可能会中断。 解决方案: 请将 IPsec 配置为保护基于 UDP ...
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2015年硅谷最火的高科技创业公司都有哪些 - 资讯 - 清泛网 - 专注C/C++及内核技术

...获取。这是一种办法,现在还有基于erasure code本来是用在通信容错领域的办法,可以节约空间又达到容错的目的,大家感兴趣可以去查询。 接着说MapReduce,首先是个编程范式,它的思想是对批量处理的任务,分成两个阶段...
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From inside of a Docker container, how do I connect to the localhost of the machine?

... Sockets do not scale as well as TCP because they block more often and can cause weird behavior. Use TCP whenever possible. – Joel E Salas Jan 19 '16 at 21:54 ...
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tcpdump: localhost to localhost [closed]

I write a program that send TCP packets from localhost to localhost. And I want to use tcpdump to capture the packets. But nothing is captured. My command in Ubuntu: ...