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Is there a Unix utility to prepend timestamps to stdin?
I ended up writing a quick little script for this in Python, but I was wondering if there was a utility you could feed text into which would prepend each line with some text -- in my specific case, a timestamp. Ideally, the use would be something like:
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What does “rc” mean in dot files
...ation
Also I've found a citation:
The ‘rc’ suffix goes back to Unix's grandparent, CTSS. It had a command-script feature called "runcom". Early Unixes used ‘rc’ for the name of the operating system's boot script, as a tribute to CTSS runcom.
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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
Following links explain x86-32 system call conventions for both UNIX (BSD flavor) & Linux:
4 Answers
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Is there a way to run Bash scripts on Windows? [closed]
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Install Cygwin, which includes Bash among many other GNU and Unix utilities (without whom its unlikely that bash will be very useful anyway).
Another option is MinGW's MSYS which includes bash and a smaller set of the more important utilities such as awk. Personally I would have prefe...
node.js fs.readdir recursive directory search
...path.resolve(...) you will get a proper path whether you are on Windows or Unix :) Meaning that you will get something like C:\\some\\foo\\path on Windows and /some/foo/path on Unix systems
– Leiko
Dec 22 '13 at 20:00
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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
...'https%3a%2f%2fstackoverflow.com%2fquestions%2f2789319%2ffile-content-into-unix-variable-with-newlines%23new-answer', 'question_page');
}
);
Post as a guest
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动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...结构进行扫描和分析，显然需要自动化，我们需要一种可编程的方式来编写复杂的 core dump 的分析工具。
顺应此需求，GDB 在较新的版本当中（我记得好像是从 7.0 开始的），内置了对 Python 脚本的支持。我们现在可以用 Python 来...
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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