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Replace all whitespace characters
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where did you get replaceAll from?
– Ionel Lupu
Rails Admin vs. ActiveAdmin [closed]
...active_admin/issues/677
I think it would be great to take the best parts from both, and collaborate on the missing pieces.
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How do I combine two data-frames based on two columns? [duplicate]
...y implies that merge will merge data frames based on more than one column. From the final example given in the documentation:
x <- data.frame(k1=c(NA,NA,3,4,5), k2=c(1,NA,NA,4,5), data=1:5)
y <- data.frame(k1=c(NA,2,NA,4,5), k2=c(NA,NA,3,4,5), data=1:5)
merge(x, y, by=c("k1","k2")) # NA's mat...
Delete terminal history in Linux [closed]
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I edited my answer and added a solution that prevents from entering the password every time.
– sagi
Jul 15 '11 at 15:44
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how to change color of textview hyperlink?
... I display the link as the title on a Button which inherits from android:Widget.Holo.Light.Button.Small? How can I change the text color of the link when the button is pressed?
– JJD
Oct 17 '13 at 22:41
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Difference between onCreate() and onStart()? [duplicate]
...lled when activity created and onStart() method called when activity comes from onPause() or onResume() .
– Rehan Sarwar
Jul 27 '17 at 5:49
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Remove background drawable programmatically in Android
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setBackgroundResource(0) is the best option. From the documentation:
Set the background to a given resource. The resource should refer to a
Drawable object or 0 to remove the background.
It works everywhere, because it's since API 1.
setBackground was added muc...
Log.INFO vs. Log.DEBUG [closed]
... be aware that the more noise, the more difficult it is to spot problems. From plumberjack.blogspot.be/2010/09/…: > In common with the Unix philosophy, software should not be excessively verbose except when it needs to be, or is asked to be. (why can't I get this quoted?)
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Maximum length of a table name in MySQL
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Iterating over a numpy array
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