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Nohup is not writing log to output file
I am using the following command to run a python script in the background:
6 Answers
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How to find whether or not a variable is empty in Bash
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In Bash at least the following command tests if $var is empty:
if [[ -z "$var" ]]; then
# Do what you want
fi
The command man test is your friend.
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How can I show dots (“…”) in a span with hidden overflow?
...ellipsis;
}
<span>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book</span>
JSFiddle
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Moment JS - check if a date is today or in the future
...ardless if time difference is less than 24 hours.
– zanderwar
May 12 '16 at 4:51
3
Not working fo...
How to upgrade all Python packages with pip?
...finite potential variations for this. I'm trying to keep this answer short and simple, but please do suggest variations in the comments!
In older version of pip, you can use this instead:
pip freeze --local | grep -v '^\-e' | cut -d = -f 1 | xargs -n1 pip install -U
The grep is to skip editable...
Failed to build gem native extension (installing Compass)
...form the following:
1. Set Up Ruby Environment
Ensure ruby is installed and up to date: ruby -v
Update gem's sudo gem update --system
2. Set Up MAC Environment
Install the Xcode Command Line Tools this is the key to install Compass.
xcode-select --install
Installing the Xcode Command Line ...
Why should the copy constructor accept its parameter by reference in C++?
...cause if it's not by reference, it's by value. To do that you make a copy, and to do that you call the copy constructor. But to do that, we need to make a new value, so we call the copy constructor, and so on...
(You would have infinite recursion because "to make a copy, you need to make a copy".)
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Javascript Reduce an empty array
...e the array, I am trying to get the number zero, but I dont clearly understand the behaviour of the function
2 Answers
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Correct way to define Python source code encoding
...coding: <encoding-name> -*-
which is recognized also by GNU Emacs, and
# vim:fileencoding=<encoding-name>
which is recognized by Bram Moolenaar’s VIM."
So, you can put pretty much anything before the "coding" part, but stick to "coding" (with no prefix) if you want to be 100% pyt...
Prevent flicker on webkit-transition of webkit-transform [duplicate]
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My transitions was affecting other elements on the site and I ended up by having to add the rule to all elements on the site.
– mlunoe
Jan 10 '13 at 13:53
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