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How do I automatically scroll to the bottom of a multiline text box?
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430
At regular intervals, I am adding new lines of text to it. I would like the textbox to autom...
Get just the filename from a path in a Bash script [duplicate]
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answered Jul 29 '10 at 13:29
paxdiablopaxdiablo
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Test if string is a number in Ruby on Rails
...at(string) rescue false
end
And then call it like this:
my_string = '12.34'
is_number?( my_string )
# => true
Extend String Class.
If you want to be able to call is_number? directly on the string instead of passing it as a param to your helper function, then you need to define is_number? a...
How can I add numbers in a Bash script?
...(num1 + num2))
num=$(($num1 + $num2)) # Also works
num=$((num1 + 2 + 3)) # ...
num=$[num1+num2] # Old, deprecated arithmetic expression syntax
Using the external expr utility. Note that this is only needed for really old systems.
num=`expr $num1 + $num2` # Whitespace f...
Save current directory in variable using Bash?
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edited Jul 18 '13 at 0:24
peakxu
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answered Nov 7 '12 ...
How to activate “Share” button in android app?
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304
Add a Button and on click of the Button add this code:
Intent sharingIntent = new Intent(andr...
accepting HTTPS connections with self-signed certificates
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13 Answers
13
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How can I dynamically add a directive in AngularJS?
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answered Mar 7 '13 at 18:51
Josh David MillerJosh David Miller
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How to play an android notification sound
I was wondering how I could play a notification sound without playing it over the media stream. Right now I can do this via the media player, however I don't want it to play as a media file, I want it to play as a notification or alert or ringtone. heres an example of what my code looks like right...
Why do we need break after case statements?
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answered Apr 25 '10 at 23:02
WildCrustaceanWildCrustacean
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