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Ruby: How to get the first character of a string
...= "Smith"
first_name = "John"
Then you can get the initials very cleanly and readably:
puts first_name.initial # prints J
puts last_name.initial # prints S
The other method mentioned here doesn't work on Ruby 1.8 (not that you should be using 1.8 anymore anyway!--but when this answer was p...
handlerbars.js check if list is empty
Is there a way in Handlebars.js templating to check if the collection or list is null or empty, before going and iterating through the list/collection?
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Windows batch files: .bat vs .cmd?
As I understand it, .bat is the old 16-bit naming convention, and .cmd is for 32-bit Windows, i.e., starting with NT. But I continue to see .bat files everywhere, and they seem to work exactly the same using either suffix. Assuming that my code will never need to run on anything older than NT, d...
How to round a number to significant figures in Python
... You should use log10(abs(x)), otherwise negative numbers will fail (And treat x == 0 separately of course)
– Tobias Kienzler
Jul 30 '13 at 8:06
2
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How to “log in” to a website using Python's Requests module?
...king. I'm new to this...so I can't figure out if I should make my Username and Password cookies or some type of HTTP authorization thing I found (??).
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How to resize a VirtualBox vmdk file
I've run out of space on a virtual machine disk which is a vmdk and need to resize the virtual image. Resizing with the command
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Representing and solving a maze given an image
What is the best way to represent and solve a maze given an image?
10 Answers
10
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apt-get for Cygwin?
... apt-cyg orks really well. Just installed rsync, openssh, mc and others.
– Jako
Feb 14 '13 at 0:51
9
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Activity transition in Android
How can I define the transition between two activities for Android 1.5 and later?
I would like an activity to fade in.
14 ...
In Rails - is there a rails method to convert newlines to ?
...
Yes, rails has simple_format which does exactly what you are looking for, and slightly better since it also adds paragraph tags. See
http://api.rubyonrails.org/classes/ActionView/Helpers/TextHelper.html#method-i-simple_format
Example:
simple_format(mystring)
Note that simple_format allows ba...