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What is the difference between Python and IPython?
...project website:
IPython provides a rich toolkit to help you make the most out of using Python, with:
Powerful Python shells (terminal and Qt-based).
A web-based notebook with the same core features but support for code, text, mathematical expressions, inline plots and other rich media...
How can I define colors as variables in CSS?
...lient could ask for changes to the color scheme, and was wondering: is it possible to assign colors to variables, so that I can just change a variable to have the new color applied to all elements that use it?
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File input 'accept' attribute - is it useful?
...ndicates that files of the specified type are accepted.
A string whose first character is a U+002E FULL STOP character (.)
Indicates that files with the specified file extension are accepted.
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How to 'grep' a continuous stream?
Is that possible to use grep on a continuous stream?
12 Answers
12
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How to test an Internet connection with bash?
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on mac os this does not work via copy-paste: "-bash: ip: command not found ping: illegal option -- w"
– Benedikt S. Vogler
Feb 11 '16 at 13:30
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What can be the reasons of connection refused errors?
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There could be many reasons, but the most common are:
The port is not open on the destination machine.
The port is open on the destination machine, but its backlog of pending connections is full.
A firewall between the client and server is blocking access (also...
Checking a Python module version at runtime
... answered Sep 23 '16 at 3:18
nosnos
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What's the difference between .bashrc, .bash_profile, and .environment?
...ifferent algorithm for deciding which startup scripts to run. For the purposes of tasks like setting up environment variables and aliases and printing startup messages (e.g. MOTDs), which startup script is the appropriate place to do these?
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How to change the background color of the options menu?
...s yet to provide a satisfactory, supported solution.
There are a lot of crossed intentions and misunderstandings floating around posts on this topic, so please read this whole answer before responding.
Below I include a more "refined" and well-commented version of the hack from other answers on th...
How to disable “Save workspace image?” prompt in R?
... answered Feb 14 '11 at 19:12
Joshua UlrichJoshua Ulrich
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