大约有 44,000 项符合查询结果(耗时:0.0419秒) [XML]

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Fetch frame count with ffmpeg

...deo file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent. ...
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what happens when you type in a URL in browser [closed]

... Attention: this is an extremely rough and oversimplified sketch, assuming the simplest possible HTTP request (no HTTPS, no HTTP2, no extras), simplest possible DNS, no proxies, single-stack IPv4, one HTTP request only, a simple HTTP server on the other end, and n...
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How to get the source directory of a Bash script from within the script itself?

...snippet, the result may be incorrect! Also, watch out for $CDPATH gotchas, and stderr output side effects if the user has smartly overridden cd to redirect output to stderr instead (including escape sequences, such as when calling update_terminal_cwd >&2 on Mac). Adding >/dev/null 2>&am...
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How to color System.out.println output? [duplicate]

... No, but there are third party API's that can handle it http://www.javaworld.com/javaworld/javaqa/2002-12/02-qa-1220-console.html Edit: of course there are newer articles than that one I posted, the information is still viable though. ...
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Is it possible to assign numeric value to an enum in Java?

... You cannot use enum constructor in code. EXIT_CODE.A and EXIT_CODE.B are the only instances that will ever exist. – Bhesh Gurung Apr 17 '14 at 18:40 2 ...
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Ruby optional parameters

...his method: e.g. If you're trying to make the default value for scope true and you pass in false, scope ||= true won't work. It evaluates the same as nil and will set it to true – Joshua Pinter Nov 10 '11 at 5:32 ...
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What is the difference between connection and read timeout for sockets?

... 1) What is the difference between connection and read timeout for sockets? The connection timeout is the timeout in making the initial connection; i.e. completing the TCP connection handshake. The read timeout is the timeout on waiting to read data1. Specifically, i...
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Regex replace uppercase with lowercase letters

... And in IntelliJ – Patrick May 9 '18 at 16:56 13 ...
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How to list files in a directory in a C program?

... on terminal by a C program? Maybe I can use exec function to run find command but I want file name as a string to send client program. How can I do this? ...
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how to schedule a job for sql query to run daily?

... Expand the SQL Server Agent node and right click the Jobs node in SQL Server Agent and select 'New Job' In the 'New Job' window enter the name of the job and a description on the 'General' tab. Select 'Steps' on the left hand si...