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Stripping out non-numeric characters in string
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241
There are many ways, but this should do (don't know how it performs with really large strings t...
Convert a bitmap into a byte array
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430
There are a couple ways.
ImageConverter
public static byte[] ImageToByte(Image img)
{
Im...
SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/
...ng to do the Michael Hartl tutorial. When I attempt to install rails 3.2.14 in my gemset, I get the following issue:
24 An...
Django development IDE [closed]
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answered Oct 6 '08 at 16:48
Sam CorderSam Corder
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Undefined reference to static class member
Can anyone explain why following code won't compile? At least on g++ 4.2.4.
7 Answers
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How to update attributes without validation
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edited Jan 10 at 5:42
Nathan
1,6762020 silver badges2929 bronze badges
answered Jun 8 '10 at 15:3...
Find the day of a week
...ric weekday (0-6 starting on Sunday).
as.POSIXlt(df$date)$wday
## [1] 3 3 4
which you could use to subset a character vector of weekday names
c("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
"Friday", "Saturday")[as.POSIXlt(df$date)$wday + 1]
## [1] "Wednesday" "Wednesday" "Thursda...
Taking screenshot on Emulator from Android Studio
...f you keep the emulator in Android Studio as possible since Android Studio 4.1 click here to save the screenshot in your standard location:
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How to set Sqlite3 to be case insensitive when string comparing?
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499
You can use COLLATE NOCASE in your SELECT query:
SELECT * FROM ... WHERE name = 'someone' COL...
Access is denied when attaching a database
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MandoMandoMandoMando
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