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LINQ query to return a Dictionary
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PHP sprintf escaping %
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GROUP_CONCAT comma separator - MySQL
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“Debug certificate expired” error in Eclipse Android plugins
... bin folder (e.g. C:\Program Files\Java\jdk1.6.0_31\bin\ on Windows).
ADT sets the first and last name on the certificate as "Android Debug", the organizational unit as "Android" and the two-letter country code as "US". You can leave the organization, city, and state values as "Unknown". This examp...
How do I activate a virtualenv inside PyCharm's terminal?
I've set up PyCharm, created my virtualenv (either through the virtual env command, or directly in PyCharm) and activated that environment as my Interpreter. Everything is working just fine.
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Transmitting newline character “\n”
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How to find which rspec test is taking so long
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Where do I mark a lambda expression async?
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Finding ALL duplicate rows, including “elements with smaller subscripts”
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You need to assemble the set of duplicated values, apply unique, and then test with %in%. As always, a sample problem will make this process come alive.
> vec <- c("a", "b", "c","c","c")
> vec[ duplicated(vec)]
[1] "c" "c"
> unique(vec[ ...
How do you rename a table in SQLite 3.0?
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