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Discard Git Stash Pop
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188
This has already been asked and answered on stackoverflow (see How to revert Git repository to...
How to change ViewPager's page?
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answered Sep 16 '11 at 14:40
Mark AllisonMark Allison
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Order data frame rows according to vector with specific order
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Try match:
df <- data.frame(name=letters[1:4], value=c(rep(TRUE, 2), rep(FALSE, 2)))
target <- c("b", "c", "a", "d")
df[match(target, df$name),]
name value
2 b TRUE
3 c FALSE
1 a TRUE
4 d FALSE
It will work as long as your target contains exact...
How to count certain elements in array?
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19 Answers
19
Active
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Script parameters in Bash
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125
The arguments that you provide to a bashscript will appear in the variables $1 and $2 and $3 w...
how to avoid a new line with p tag?
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174
Use the display: inline CSS property.
Ideal: In the stylesheet:
#container p { display: inli...
What should main() return in C and C++?
...() — and why? And how about the arguments?
If int main() then return 1 or return 0 ?
17 Answers
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PostgreSQL wildcard LIKE for any of a list of words
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171
You can use Postgres' SIMILAR TO operator which supports alternations, i.e.
select * from ta...
Swift - Cast Int into enum:Int
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edited Oct 1 '15 at 23:28
answered Aug 13 '14 at 1:51
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