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How to load/edit/run/save text files (.py) into an IPython notebook cell?
...n notebook (now Jupyter notebook) is so cool that it allows you to use any unix command right from the cell (this is also equivalent to using the %%bash cell magic command).
To run a unix command from the cell, just precede your command with ! mark. for example:
!python --version see your python ...
The Definitive C Book Guide and List
...rogramming by Example - John W. Perry (1998).
Advanced Programming in the UNIX Environment - Richard W. Stevens and Stephen A. Rago (2013). Comprehensive description of how to use the Unix APIs from C code, but not so much about the mechanics of C coding.
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Essential C (Free PDF...
How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
... one or more directory
pathnames separated by os.pathsep (e.g. colons on Unix or semicolons
on Windows). Non-existent directories are silently ignored.
In addition to normal directories, individual PYTHONPATH entries may
refer to zipfiles containing pure Python modules (in either source o...
Set environment variables on Mac OS X Lion
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First, one thing to recognize about OS X is that it is built on Unix. This is where the .bash_profile comes in. When you start the Terminal app in OS X you get a bash shell by default. The bash shell comes from Unix and when it loads it runs the .bash_profile script. You can modify this s...
Make git automatically remove trailing whitespace before committing
...ommit to use the wrong editor? I wrap the VISUAL= part in a subshell in my unix version above to avoid this, but I don't know if DOS has subshells.
– ntc2
Jul 26 '13 at 18:20
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What do pty and tty mean?
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"tty" originally meant "teletype" and "pty" means "pseudo-teletype".
In UNIX, /dev/tty* is any device that acts like a "teletype", ie, a terminal. (Called teletype because that's what we had for terminals in those benighted days.)
A pty is a pseudotty, a device entry that acts like a terminal t...
Regular expression that matches valid IPv6 addresses
... in socket.AF_INET as the first parameter. Note: this may not work on non-Unix systems.
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Best way to work with dates in Android SQLite [closed]
...If you don't have a specific date column type, use an integer and store in Unix time (seconds since the epoch). Its sortable and usable in ranges and easily converted.
– mikebabcock
Nov 28 '12 at 15:44
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Search for executable files using find command
What type of parameter/flag can I use with the Unix find command so that I search executables?
10 Answers
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Why would one omit the close tag?
... a mind can remember to not add extra white-space." On Windows, maybe. On UNIX-like systems, all files end with \n and programs add it for you. EDIT: Aha! As noted below by @mario, PHP eats that, actually.
– Andrea
Oct 17 '14 at 19:51
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