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How to break nested loops in JavaScript? [duplicate]
...
You should be able to break to a label, like so:
function foo ()
{
dance:
for(var k = 0; k < 4; k++){
for(var m = 0; m < 4; m++){
if(m == 2){
break dance;
}
}
}
}
...
How can I read command line parameters from an R script?
I've got a R script for which I'd like to be able to supply several command-line parameters (rather than hardcode parameter values in the code itself). The script runs on Windows.
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How to sum a variable by group
...f you want to aggregate multiple columns, you could use the . notation (works for one column too)
aggregate(. ~ Category, x, sum)
or tapply:
tapply(x$Frequency, x$Category, FUN=sum)
First Second Third
30 5 34
Using this data:
x <- data.frame(Category=factor(c("First", ...
Generating UML from C++ code? [closed]
...verse engineering of the UML class diagram from C++ code in presence of weakly typed containers (2001) - http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.27.9064
Umbrello UML Modeller - http://uml.sourceforge.net/
A list of other tools to look at - http://plg.uwaterloo.ca/~migod/uml.html
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jQuery remove all list items from an unordered list
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$("ul").empty() works fine. Is there some other error?
$('input').click(function() {
$('ul').empty()
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<ul>
<li>te...
Getting the count of unique values in a column in bash
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To see a frequency count for column two (for example):
awk -F '\t' '{print $2}' * | sort | uniq -c | sort -nr
fileA.txt
z z a
a b c
w d e
fileB.txt
t r e
z d a
a g c
fileC.txt
z r a
v d c
a m c
Result:
3 d
2 r
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Determine Whether Integer Is Between Two Other Integers?
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Paolo MorettiPaolo Moretti
45.4k2121 gold badges9191 silver badges8888 bronze badges
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How to insert element into arrays at specific position?
...combine the parts.
$res = array_slice($array, 0, 3, true) +
array("my_key" => "my_value") +
array_slice($array, 3, count($array)-3, true);
This example:
$array = array(
'zero' => '0',
'one' => '1',
'two' => '2',
'three' => '3',
);
$res = array_slice($array, 0,...
What is the difference between lower bound and tight bound?
... (it must be both the upper and lower bound).
For example, an algorithm taking Omega(n log n) takes at least n log n time, but has no upper limit. An algorithm taking Theta(n log n) is far preferential since it takes at least n log n (Omega n log n) and no more than n log n (Big O n log n).
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Converting pixels to dp
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prasobhprasobh
10.9k11 gold badge1111 silver badges33 bronze badges
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