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Pass variables to Ruby script via command line
...his:
ARGV.each do|a|
puts "Argument: #{a}"
end
then
$ ./test.rb "test1 test2"
or
v1 = ARGV[0]
v2 = ARGV[1]
puts v1 #prints test1
puts v2 #prints test2
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Namespace for [DataContract]
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edited Apr 30 '18 at 14:03
Daniel
12777 bronze badges
answered Sep 13 '11 at 12:25
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“You are on a branch yet to be born” when adding git submodule
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212
To fix that error, you should delete the folder with the same path to the submodule inside .git...
Blank HTML SELECT without blank item in dropdown list
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183
Just use disabled and/or hidden attributes:
<option selected disabled hidden style='displa...
How can I extract a predetermined range of lines from a text file on Unix?
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sed -n '16224,16482p;16483q' filename > newfile
From the sed manual:
p -
Print out the pattern space (to the standard output). This command is usually only used in conjunction with the -n command-line option.
n -...
How do I center align horizontal menu?
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16 Answers
16
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Regex to remove all (non numeric OR period)
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169
This should do it:
string s = "joe ($3,004.50)";
s = Regex.Replace(s, "[^0-9.]", "");
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Why do we always prefer using parameters in SQL statements?
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130
Using parameters helps prevent SQL Injection attacks when the database is used in conjunction ...
Error message “Forbidden You don't have permission to access / on this server” [closed]
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