大约有 2,200 项符合查询结果（耗时：0.0316秒） [XML]
Django connection to PostgreSQL: “Peer authentication failed”
...ets. On the other hand, when the HOST is "localhost", it connects via TCP/IP to 127.0.0.1. Likely, your pg_hba.conf is set up to deny ordinary users from connecting through UNIX sockets but allows them over TCP/IP from localhost.
– Jim Garrison
May 1 '13 at 1...
What are sessions? How do they work?
...crypted and stored in a cookie. This greatly simplifies scaling out to multiple nodes as the servers don't need to 'remember' anything.
– Matt Harrison
Jan 30 '15 at 20:56
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Change key pair for ec2 instance
...ts on boxes you've been connecting from.
– brandonscript
Apr 9 '14 at 6:38
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How to send data to local clipboard from a remote SSH session
Borderline ServerFault question, but I'm programming some shell scripts, so I'm trying here first :)
11 Answers
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How can I sanitize user input with PHP?
...is a built-in FILTER_VALIDATE_EMAIL type
My own filter class (uses JavaScript to highlight faulty fields) can be initiated by either an ajax request or normal form post. (see the example below)
/**
* Pork.FormValidator
* Validates arrays or properties by setting up simple arrays.
* Not...
那些我印象深刻的建议和教诲 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...了下来……
这就是我呆的第一家公司的“风范”，新的工具、框架都只扔一个名词出来，项目经理似乎也很不耐烦我去问东问西——当然真正去问的时候，他的态度还是比较好的。有一天下班的时候他看我还是愁眉不展地面对...
Detect iPad Mini in HTML5
Apple's iPad Mini is a smaller clone of the iPad 2 in more ways than we'd want. In JavaScript, the window.navigator object exposes the same values for the Mini and iPad 2. My tests so far to detect the difference have not lead to success.
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How are ssl certificates verified?
...ted certificate authority.
The certificate contains the domain name and/or ip address of the web server. Your web browser confirms with the certificate authority that the address listed in the certificate is the one to which it has an open connection.
Your web browser generates a shared symmetric k...
UDP vs TCP, how much faster is it? [closed]
...dges a set of packets, calculated by using the TCP window size and round-trip time (RTT).
For more information, I recommend the simple, but very comprehensible Skullbox explanation (TCP vs. UDP)
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深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...用3字节。辅助平面字符则使用4字节）。当然如果用抓包工具分析可以发现页面发送的实际内容以同样的十六进制形式传入后台（不过0x被%代替），这样就能保证所有的半角片假名能够匹配通过。
以8位为基本单位，用1-6个8...