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Check if value exists in Postgres array
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edited May 15 at 16:01
answered Jun 27 '12 at 17:37
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Best database field type for a URL
... Daniel SpiewakDaniel Spiewak
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Class.forName() vs ClassLoader.loadClass() - which to use for dynamic loading? [duplicate]
...s issue!
– jbowman
Jul 15 '14 at 18:01
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Cleaning `Inf` values from an R dataframe
...(x) replace(x, is.infinite(x),NA))))
## user system elapsed
# 0.52 0.01 0.53
# is.na (@dwin)
system.time(is.na(dat) <- sapply(dat, is.infinite))
# user system elapsed
# 32.96 0.07 33.12
# modified is.na
system.time(is.na(dat) <- do.call(cbind,lapply(dat, is.infinite)))
# u...
Get escaped URL parameter
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JamesJames
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Is it possible to use JS to open an HTML select to show its option list? [duplicate]
...licked on some plain HTML. So I overlayed the select element with opacity=.01. Upon clicking, I changed it back to opacity=100. This allowed me to hide the select, and when the user clicked the text the select appeared with the options showing.
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How to calculate percentage with a SQL statement
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answered May 1 '09 at 3:01
John GibbJohn Gibb
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Ruby: Calling class method from instance
...cases.
– nandilugio
Aug 3 '16 at 21:01
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How to overwrite the previous print to stdout in python?
...).
– Mike DeSimone
Mar 24 '11 at 22:01
2
And if you want to be cross-terminal, re.sub(r'\$<\d+...
How can I resize an image dynamically with CSS as the browser width/height changes?
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2018 and later solution:
Using viewport-relative units should make your life way easier, given we have the image of a cat:
Now we want this cat inside our code, while respecting aspect ratios:
img {
width: 100%;
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