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Cost of len() function
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It's O(1) (constant time, not depending of actual length of the element - very fast) on every type you've mentioned, plus set and others such as array.array.
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Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
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143
Yes, it's subassignment in R using <- (or = or ->) that makes a copy of the whole object...
Insert spaces between words on a camel-cased token [duplicate]
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178
See: .NET - How can you split a "caps" delimited string into an array?
Especially:
Regex.Rep...
How to append contents of multiple files into one file
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10 Answers
10
Active
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How to find all positions of the maximum value in a list?
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17 Answers
17
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How can I detect whether an iframe is loaded?
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185
You may try this (using jQuery)
$(function(){
$('#MainPopupIframe').load(function(){...
Eclipse, regular expression search and replace
...'th capture group.
So:
search: (\w+\.someMethod\(\))
replace: ((TypeName)$1)
Hint: CTRL + Space in the textboxes gives you all kinds of suggestions for regular expression writing.
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In C, how should I read a text file and print all strings
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132
The simplest way is to read a character, and print it right after reading:
int c;
FILE *file;...
How to vertically align elements in ?
...n use display:table-cell and display:table-row like so:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>...