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Bash Templating: How to build configuration files from templates with Bash?
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You can use this:
perl -p -i -e 's/\$\{([^}]+)\}/defined $ENV{$1} ? $ENV{$1} : $&/eg' < template.txt
to replace all ${...} strings with corresponding enviroment variables (do not forget to export them before running this script).
For pure bash this should work (assuming that va...
What is causing the error `string.split is not a function`?
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edited Apr 13 '12 at 18:10
community wiki
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How to structure a express.js application?
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(which assumes that we are working from the routes folder and need to go 1 level up and then down to models)
EDIT 4
The express wiki has a list of frameworks built on top of it.
Of those, I think Twitter's matador is structured pretty well. We actually used a very similar approach to how they loa...
Add a new item to a dictionary in Python [duplicate]
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default_data['item3'] = 3
Easy as py.
Another possible solution:
default_data.update({'it...
How to hide columns in HTML table?
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172
You need to use Style Sheet for this purpose.
<td style="display:none;">
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How to install multiple python packages at once using pip
...giref and boto in a clean virtualenv):
$ pip freeze
boto==2.3.0
wsgiref==0.1.2
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Override ActiveRecord attribute methods
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211
Echoing Gareth's comments... your code will not work as written. It should be rewritten this wa...
Elegant way to check for missing packages and install them?
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317
Yes. If you have your list of packages, compare it to the output from installed.packages()[,"P...
How do I update each dependency in package.json to the latest version?
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