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How do I disconnect all other users in tmux?
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323
You can use <prefix> D (where prefix is C-b by default), to chose which clients to detac...
T-SQL split string
...AXRECURSION 0) (or MAXRECURSION <longest possible string length if < 32768>) to the outer query in order to avoid errors with recursion for strings > 100 characters. If that is also not a good alternative then see this answer as pointed out in the comments.
(Also, the delimiter will hav...
A migration to add unique constraint to a combination of columns
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– Rafał Cieślak
Mar 23 '15 at 10:32
8
Actually there is one reason: It is an implementation de...
How can I repeat a character in Bash?
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32 Answers
32
Active
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Remove CSS class from element with JavaScript (no jQuery) [duplicate]
...he latest version of most modern browsers:
ELEMENT.classList.remove("CLASS_NAME");
remove.onclick = () => {
const el = document.querySelector('#el');
if (el.classList.contains("red")) {
el.classList.remove("red");
}
}
.red {
background: red
}
<div id='el' class="r...
Inherit from a generic base class, apply a constraint, and implement an interface in C#
...am Robinson
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5
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ArrayList initialization equivalent to array initialization [duplicate]
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answered May 3 '10 at 20:32
jayshaojayshao
2,14722 gold badges1515 silver badges1717 bronze badges
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Mean per group in a data.frame [duplicate]
... 22 87
Cat 2 67 43
Cat 3 45 32', header=TRUE)
aggregate(d[, 3:4], list(d$Name), mean)
Group.1 Rate1 Rate2
1 Aira 16.33333 47.00000
2 Ben 31.33333 50.33333
3 Cat 44.66667 54.00000
Here we aggregate columns 3 and 4 of data.frame d, ...
How to know what the 'errno' means?
... Read-only file system
31 EMLINK Too many links
32 EPIPE Broken pipe
33 EDOM Numerical argument out of domain
34 ERANGE Numerical result out of range
35 EDEADLK Resource deadlock avoided
35 EDEADLOCK Resou...
Google Gson - deserialize list object? (generic type)
...Van Linh
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2
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