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Printing the last column of a line in a file
...n there are enough lines or end of file is reached. tail -f means wait for more input, but there are no more lines in file and so the pipe to grep is never closed.
If you omit -f from tail the output is shown immediately:
tail file | grep A1 | awk '{print $NF}'
@EdMorton is right of course. Aw...
Find (and kill) process locking port 3000 on Mac
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2002
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Check element CSS display with JavaScript
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symfony 2 twig limit the length of the text and put three dots
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Android and setting width and height programmatically in dp units
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Interpret XMP-Metadata in ALAssetRepresentation
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// of image we are dealing with (that is, a jpeg, png, or a possible
// RAW file).
// Specify the source hint.
NSDictionary* sourceOptionsDict = [NSDictionary dictionaryWithObjectsAndKeys:
(id)[representation UTI], kCGImageSourceTypeIdentifierHint, nil];
// Create a CGImageSource with the NSD...
Add imported files into sequences using Premiere Pro's ExtendScript connection
...Rather than setting in/out points on the active sequence why not load your raw video into the source window instead, and set the in/out points there, and then build up the final version inside the active sequence.
Copying the clip from Source to sequence can be done many ways and should be pretty ...
OpenSuSE 安装bpftrace - 操作系统(内核) - 清泛网 - 专注IT技能提升
....\n", pid); }'
trace processes calling sleep
bpftrace -e 'tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }'
count syscalls by process name
--End--bpftrace bpf