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How can I delete the current line in Emacs?
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How do you detect Credit card type based on number?
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The credit/debit card number is referred to as a PAN, or Primary Account Number. The first six digits of the PAN are taken from the ...
Convert column classes in data.table
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For a single column:
dtnew <- dt[, Quarter:=as.character(Quarter)]
str(dtnew)
Classes ‘da...
Access to Modified Closure (2)
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Prior to C# 5, you need to re-declare a variable inside the foreach - otherwise it is shared, a...
iOS 7 TextKit - How to insert images inline with text?
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What is the difference between ~> and >= when specifying rubygem in Gemfile?
...sion provided and use that until it reaches a maximum version. So ~>0.8.5 is semantically equivalent to:
gem "cucumber", ">=0.8.5", "<0.9.0"
The easy way to think about it is that you're okay with the last digit incrementing to some arbitrary value, but the ones preceding it in the string...
How do I configure Notepad++ to use spaces instead of tabs?
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Go to the Preferences menu command under menu Settings, and select Language Menu/Tab Settings,...