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How to get the last character of a string in a shell?
...1)}' Thanks!
– xmar
Aug 29 '19 at 9:50
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How to make a window always stay on top in .Net?
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Reed CopseyReed Copsey
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How to enable file sharing for my app?
...code.
– LavaSlider
Mar 26 '12 at 14:50
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Imitating a blink tag with CSS3 animations
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NeilNeil
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Remove columns from dataframe where ALL values are NA
...;- replicate(10, data.frame(rep(NA, 1e6), sample(c(1:8,NA),1e6,T), sample(250,1e6,T)),simplify=F)
bd <- do.call(data.frame,big_data)
names(bd) <- paste0('X',seq_len(30))
DT <- as.data.table(bd)
system.time({df1 <- bd[,colSums(is.na(bd) < nrow(bd))]})
# error -- can't allocate vector ...
Regex for string not ending with given suffix
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tckmntckmn
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How do I remove msysgit's right click menu options?
...it-cheetah.
– JayC
Jul 14 '13 at 14:50
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I just need single menu listed as GIT>> which expa...
How to draw a custom UIView that is just a circle - iPhone app
...0,100)];
self.circleView.alpha = 0.5;
self.circleView.layer.cornerRadius = 50; // half the width/height
self.circleView.backgroundColor = [UIColor blueColor];
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How to cherry pick only changes for only one file, not the whole commit
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edited Sep 7 '17 at 9:50
answered Dec 7 '15 at 4:37
Rag...
In SQL, how can you “group by” in ranges?
...hen'.
– Ron Tuffin
Oct 24 '08 at 11:50
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You're right, and thanks for the correction. Apparently...