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What do 'lazy' and 'greedy' mean in the context of regular expressions?
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Greedy will consume as much as possible. From http://www.regular-expressions.info/repeat.html we see the example of trying to match HTML tags with <.+>. Suppose you have the following:
<em>Hello World</em>
You may think that <.+> (. means any non newl...
Regex empty string or email
...a|jobs|museum)$)
see more about the email matching regex itself:
http://www.regular-expressions.info/email.html
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Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?
...archives/27-benchmarking-misconceptions-microtime-vs-getrusage.html
http://www.unix.com/hp-ux/38937-getrusage.html
Update: for OS X, clock_gettime has been implemented as of 10.12 (Sierra). Also, both POSIX and BSD based platforms (like OS X) share the rusage.ru_utime struct field.
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Import error: No module name urllib2
...stead be saying
from urllib.request import urlopen
html = urlopen("http://www.google.com/").read()
print(html)
Your current, now-edited code sample is incorrect because you are saying urllib.urlopen("http://www.google.com/") instead of just urlopen("http://www.google.com/").
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Define an 's src attribute in CSS [duplicate]
...only work in Chrome. content: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='181' .....
– Sebastian Kropp
Oct 12 '18 at 18:20
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Make WPF window draggable, no matter what element is clicked
... CodeProject demonstrates one possible solution to implement this:
http://www.codeproject.com/KB/cs/DraggableForm.aspx
Basically a descendant of the Form type is created in which the mouse down, up and move events are handled.
Mouse down: remember position
Mouse move: store new location
Mous...
Regex for splitting a string using space when not surrounded by single or double quotes
...ted words will be group 3.
You can try it on various strings here: http://www.fileformat.info/tool/regex.htm or http://gskinner.com/RegExr/
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Multiline strings in VB.NET
...scussions/571884
You can use then in the VS2015 Preview, out now - http://www.visualstudio.com/en-us/downloads/visual-studio-2015-downloads-vs (note that you can still use VS2015 even when targeting an older version of the .NET framework)
Dim multiline = "multi
line
string"
VB strings are basica...
How to change the color of an svg element?
...d 0) -->
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="500px" height="500px" viewBox...
Cluster analysis in R: determine the optimal number of clusters
...r a bend or elbow in the sum of squared error (SSE) scree plot. See http://www.statmethods.net/advstats/cluster.html & http://www.mattpeeples.net/kmeans.html for more. The location of the elbow in the resulting plot suggests a suitable number of clusters for the kmeans:
mydata <- d
wss <-...