大约有 47,000 项符合查询结果（耗时：0.0743秒） [XML]
TCP: can two different sockets share a port?
...onceptual model a lot of people have in mind.
This is intuitive, because from the standpoint of the client, he has an IP address, and connects to a server at IP:PORT. Since the client connects to port 80, then his port must be 80 too? This is a sensible thing to think, but actually not what happen...
How to do ssh with a timeout in a script?
...tchMode=yes -o StrictHostKeyChecking=no .
ConnectTimeout keeps the script from hanging, BatchMode keeps it from hanging with Host unknown, YES to add to known_hosts, and StrictHostKeyChecking adds the fingerprint automatically.
**** NOTE ****
The "StrictHostKeyChecking" was only intended for inter...
How to know when UITableView did scroll to bottom in iPhone
...ggered once per release of the finger.
Suitable when loading more content from some content provider (web service, core data etc).
Note that this approach does not respect the response time from your web service.
- (void)scrollViewDidEndDragging:(UIScrollView *)aScrollView
willDe...
What's a good way to extend Error in JavaScript?
...be instanceof Error
You could sniff the stack, unshift unwanted elements from it and extract information like fileName and lineNumber, but doing so requires information about the platform JavaScript is currently running upon. Most cases that is unnecessary -- and you can do it in post-mortem if yo...
Adding external library into Qt Creator project
...forms supported by Qt. The idea is that you have to separate the directory from the library name (without the extension and without any 'lib' prefix). Of course, if you are including a Windows specific lib, this really doesn't matter.
In case you want to store your lib files in the project director...
How to post data in PHP using file_get_contents?
...
Thanks. I am guessing I can insert the contents from $_POST into $postdata if I need to pass same POST params to the requested page?
– Paras Chopra
Mar 15 '10 at 6:49
...
How to generate a random string of a fixed length in Go?
...es))]
}
return string(b)
}
2. Bytes
If the characters to choose from and assemble the random string contains only the uppercase and lowercase letters of the English alphabet, we can work with bytes only because the English alphabet letters map to bytes 1-to-1 in the UTF-8 encoding (which ...
What does f+++++++++ mean in rsync logs?
...ot changed in the meantime. But it will start checking all the files again from the beginning to find out, as it is not aware that it had been interrupted.
2 - Each character is a code that can be translated if you read the section for -i, --itemize-changes in man rsync
Decoding your example log f...
Javascript event handler with parameters
... handler function here, you can directly refer
// to arg1 and arg2 from the parent function arguments
}, false);
}
Depending upon your exact coding situation, you can pretty much always make some sort of closure preserve access to the variables for you.
From your comments, if what you...
What is stack unwinding?
... article on the call stack has a decent explanation.
Unwinding:
Returning from the called function will pop the top frame off of the stack, perhaps leaving a return value. The more general act of popping one or more frames off the stack to resume execution elsewhere in the program is called stack u...