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Replace specific characters within strings
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With a regular expression and the function gsub():
group <- c("12357e", "12575e", "197e18", "e18947")
group
[1] "12357e" "12575e" "197e18" "e18947"
gsub("e", "", group)
[1] "12357" "12575" "19718" "18947"
What gsub does here is to replace each occurrence of "e" with an empty string "".
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What Product Flavor does Android Studio build by default in build.gradle?
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336
On the lower left of the Studio window there's a docked view called "Build Variants".
Open it...
Why does javascript map function return undefined?
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edited Dec 18 '13 at 8:01
answered Apr 16 '13 at 12:28
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Difference between two dates in Python
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Fred FooFred Foo
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JSON.parse vs. eval()
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edited Jun 4 '13 at 18:10
Eonasdan
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What is the _snowman param in Ruby on Rails 3 forms for?
In Ruby on Rails 3 (currently using Beta 4), I see that when using the form_tag or form_for helpers there is a hidden field named _snowman with the value of ☃ ( Unicode \x9731) showing up.
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Rails ActionMailer - format sender and recipient name/email address
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237
If you are taking user input for name and email, then unless you very carefully validate or esc...
Storing a Map using JPA
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edited Aug 3 '10 at 5:29
answered Aug 3 '10 at 5:21
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How can I tell who forked my repository on GitHub?
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3 Answers
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How to suppress specific MSBuild warning
Is there any way to disable specific MSBuild warning (e.g. MSB3253) when running MSBuild from command line? My build script calls msbuild.exe much the following way:
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