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PHP's array_map including keys
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edited Dec 4 '18 at 11:27
answered Oct 23 '12 at 17:51
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How to assign colors to categorical variables in ggplot2 that have stable mapping?
...ond plot with only four of the levels
p2 <- p %+% droplevels(subset(dat[4:10,])) + colScale
The first plot looks like this:
and the second plot looks like this:
This way you don't need to remember or check each data frame to see that they have the appropriate levels.
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How to keep the spaces at the end and/or at the beginning of a String?
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Tot Zam
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answered Feb 5 '10 at 11:05
duessiduessi
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PDOException “could not find driver”
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246
You need to have a module called pdo_mysql. Looking for following in phpinfo(),
pdo_mysql
PDO...
How to allow to accept only image files?
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mehulmpt
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answered Jun 3 '11 at 10:20
madcap laughsmadcap laughs
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How can I decrease the size of Ratingbar?
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answered May 27 '11 at 14:34
Gabriel NegutGabriel Negut
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Recursive search and replace in text files on Mac and Linux
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14 Answers
14
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What's the main difference between Java SE and Java EE? [duplicate]
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edited Dec 25 '13 at 7:46
Community♦
111 silver badge
answered Jun 30 '09 at 18:40
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How to change Status Bar text color in iOS
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54 Answers
54
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Can virtual functions have default parameters?
...ng std::cout;
using std::endl;
struct Base { virtual string Speak(int n = 42); };
struct Der : public Base { string Speak(int n = 84); };
string Base::Speak(int n)
{
stringstream ss;
ss << "Base " << n;
return ss.str();
}
string Der::Speak(int n)
{
stringstream ss;
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