大约有 2,162 项符合查询结果（耗时：0.0150秒） [XML]
Do threads have a distinct heap?
...ng these thread-like constructions are Erlang's lightweight processes, and UNIX's full-on processes (created with a call to fork()). You might also be working on multi-machine concurrency, in which case your inter-thread communication options are considerably more limited.
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File content into unix variable with newlines
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Post as a guest
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How do I split a multi-line string into multiple lines?
... argument.
Why you shouldn't use split("\n"):
\n, in Python, represents a Unix line-break (ASCII decimal code 10), independently from the platform where you run it. However, the linebreak representation is platform-dependent. On Windows, \n is two characters, CR and LF (ASCII decimal codes 13 and 1...
How can I extract a predetermined range of lines from a text file on Unix?
I have a ~23000 line SQL dump containing several databases worth of data. I need to extract a certain section of this file (i.e. the data for a single database) and place it in a new file. I know both the start and end line numbers of the data that I want.
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How can I use inverse or negative wildcards when pattern matching in a unix/linux shell?
Say I want to copy the contents of a directory excluding files and folders whose names contain the word 'Music'.
11 Answers...
How Do You Clear The IRB Console?
... @anthropomorphic `system('clear') will work on almost every Unix/Unix-like system.
– enedil
Jul 29 '14 at 13:47
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How to remove files and directories quickly via terminal (bash shell) [closed]
...f is rm -rf.
Also note that what you're learning applies to bash on every Unix OS: OS X, Linux, FreeBSD, etc. In fact, rm's syntax is the same in pretty much every shell on every Unix OS. OS X, under the hood, is really a BSD Unix system.
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Peak memory usage of a linux/unix process
Is there a tool that will run a command-line and report the peak RAM usage total?
20 Answers
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Useless use of cat?
...on I mentioned. That reason has to do with the orthogonal design spirit of Unix. grep does not cut and ls does not grep. Therefore at the very least grep foo file1 file2 file3 goes against the design spirit. The orthogonal way of doing it is cat file1 file2 file3 | grep foo. Now, grep foo file1 is m...
Ubuntu says “bash: ./program Permission denied” [closed]
...e system. Then chmod u+x program_name on the local copy and execute that.
Unix and Unix-like systems generally will not execute a program unless it is marked with permission to execute. The way you copied the file from one system to another (or mounted an external volume) may have turned off execut...