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Sending email with PHP from an SMTP server

I have trouble sending email in PHP. I get an error: SMTP server response: 530 SMTP authentication is required . 8 Answers...
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20个命令行工具监控 Linux 系统性能 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...包括 TCP 标志信息、ICMP 详细细节、TCP/UDP 流量故障、TCP 连接的数据包和拜恩计数。并且它还收集 TCP,UDP,ICMP,IP,非 IP,IP 校验错误,界面活性等一般信息和详细信息的接口统计数据。 10. Psacct 或者 Acct — 监视用户活动 Psacct...
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What's “P=NP?”, and why is it such a famous question? [closed]

The question of whether P=NP is perhaps the most famous in all of Computer Science. What does it mean? And why is it so interesting? ...
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为什么说自媒体到了最危险的时期? - 资讯 - 清泛网 - 专注C/C++及内核技术

...科技自媒体人社群,关注的是如何把生产内容的人有机的连接在一起。科技自媒体发展到现在这个阶段,相应的对于自媒体人的组织也提出了新的要求,不再仅仅是人员数量的简单集合,也不是纯粹的内容采集,而是把一群真正...
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Maximum number of characters using keystrokes A, Ctrl+A, Ctrl+C and Ctrl+V

... Good answer. For the algorithm, a greedy off-by-two error: ACVV-VVVVV multiplies by 7, ACVV-ACVV-V multiplies by 6. So Ctrl-V for remaining strokes < 6 instead of 4. – Marcel Jackwerth Jan 5 '11 at 19:06 ...
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How can I open Java .class files in a human-readable way?

... answered Sep 16 '08 at 20:05 Drew FrezellDrew Frezell 2,2541919 silver badges1212 bronze badges ...
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Is JavaScript guaranteed to be single-threaded?

JavaScript is known to be single-threaded in all modern browser implementations, but is that specified in any standard or is it just by tradition? Is it totally safe to assume that JavaScript is always single-threaded? ...
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What is the best JavaScript code to create an img element

...ou can end up with the image in an unexpected place, or a weird JavaScript error on IE. If you need to be able to add it at load-time (but after the <body> element has started), you could try inserting it at the start of the body using body.insertBefore(body.firstChild). To do this invisibly ...
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A Windows equivalent of the Unix tail command [closed]

I'm looking for the equivalent of the Unix 'tail' command that will allow me to watch the output of a log file while it is being written to. ...
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Given a URL to a text file, what is the simplest way to read the contents of the text file?

... It doesn't work: AttributeError: module 'urllib' has no attribute 'urlopen' – Iratzar Carrasson Bores Feb 16 '18 at 9:06 ...