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How to compare if two structs, slices or maps are equal?
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159
You can use reflect.DeepEqual, or you can implement your own function (which performance wise ...
How to determine if a number is a prime with regex?
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119
You said you understand this part, but just to emphasize, the String generated has a length eq...
What does .SD stand for in data.table in R
...his is your data.table:
DT = data.table(x=rep(c("a","b","c"),each=2), y=c(1,3), v=1:6)
setkey(DT, y)
DT
# x y v
# 1: a 1 1
# 2: b 1 3
# 3: c 1 5
# 4: a 3 2
# 5: b 3 4
# 6: c 3 6
Doing this may help you see what .SD is:
DT[ , .SD[ , paste(x, v, sep="", collapse="_")], by=y]
# y V1
# 1...
setup cron tab to specific time of during weekdays
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177
Same as you did for hours:
*/2 09-18 * * 1-5 /path_to_script
0 and 7 stand for Sunday
6 sta...
JSP : JSTL's tag
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153
c:out escapes HTML characters so that you can avoid cross-site scripting.
if person.name = &l...
How to format a number 0..9 to display with 2 digits (it's NOT a date)
I'd like to always show a number under 100 with 2 digits (example: 03, 05, 15...)
5 Answers
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What's the difference between jQuery's replaceWith() and html()?
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291
Take this HTML code:
<div id="mydiv">Hello World</div>
Doing:
$('#mydiv').html('...
git diff between cloned and original remote repository
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161
1) Add any remote repositories you want to compare:
git remote add foobar git://github.com/us...
Read input from console in Ruby?
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edited Jun 2 '15 at 16:16
Marius Butuc
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Switch to another Git tag
How do I check out version version/tag 1.1.4 of the rspec bundle ?
2 Answers
2
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