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Ruby: kind_of? vs. instance_of? vs. is_a?
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630
kind_of? and is_a? are synonymous.
instance_of? is different from the other two in that it onl...
Purpose of #!/usr/bin/python3
...m using python. In many tutorials, they would start with #!/usr/bin/python3 on the first line. I don't understand why we have this.
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What do helper and helper_method do?
...s means is doing
# application_controller.rb
helper :all
For Rails > 3.1
# application.rb
config.action_controller.include_all_helpers = true
# This is the default anyway, but worth knowing how to turn it off
makes all helper modules available to all views (at least for all controllers inhe...
In mocha testing while calling asynchronous function how to avoid the timeout Error: timeout of 2000
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352
You can either set the timeout when running your test:
mocha --timeout 15000
Or you can set...
How to read a text file into a string variable and strip newlines?
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23 Answers
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python: Change the scripts working directory to the script's own directory
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answered Sep 16 '09 at 13:26
Eli CourtwrightEli Courtwright
157k6161 gold badges199199 silver badges255255 bronze badges
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Objective-C: Extract filename from path string
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3 Answers
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Resync git repo with new .gitignore file
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3 Answers
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Should I put #! (shebang) in Python scripts, and what form should it take?
...owever, which shebang line you use IS important.
Correct usage for Python 3 scripts is:
#!/usr/bin/env python3
This defaults to version 3.latest. For Python 2.7.latest use python2 in place of python3.
The following should NOT be used (except for the rare case that you are writing code which i...