大约有 40,000 项符合查询结果（耗时：0.0600秒） [XML]
ElasticSearch - Return Unique Values
...t body = {
"size": 0, // Returning only aggregation results: https://www.elastic.co/guide/en/elasticsearch/reference/current/returning-only-agg-results.html
"aggs" : {
"langs": {
"composite" : {
"size": ITEMS_PER_PAGE,
"sources" : [
...
How to check for valid email address? [duplicate]
...s a valid email address.
I've had some luck with the lepl package (http://www.acooke.org/lepl/). It can validate email addresses as indicated in RFC 3696: http://www.faqs.org/rfcs/rfc3696.html
Found some old code:
import lepl.apps.rfc3696
email_validator = lepl.apps.rfc3696.Email()
if not email_...
How do you plot bar charts in gnuplot?
...mend Derek Bruening's bar graph generator Perl script. Available at http://www.burningcutlery.com/derek/bargraph/
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Which Android IDE is better - Android Studio or Eclipse? [closed]
...Project Structure)
This teaches you how to use the android studio: http://www.infinum.co/the-capsized-eight/articles/android-studio-vs-eclipse-1-0
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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
...ust a regular alphabetic sort that knows 10 comes after 9.
See http://www.gnu.org/software/coreutils/manual/html_node/sort-invocation.html
‘-g’ ‘--general-numeric-sort’
‘--sort=general-numeric’ Sort
numerically, using the standard C
function strtod to convert a prefix of
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How to upgrade Eclipse for Java EE Developers?
... "on Mac Os X", however it should work for other systems as well):
http://www.corephp.com/blog/how-to-upgrade-eclipse-juno-4-2-to-eclipse-kepler-4-3-on-mac-os-x/#.UfJsoI1_McY
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Remove all special characters from a string [duplicate]
...', '' ),
// the full cleanString() can be downloaded from http://www.unexpectedit.com/php/php-clean-string-of-utf8-chars-convert-to-similar-ascii-char
cleanString(
str_replace( // preg_replace can be used to support more complicated replacements
ar...
Using regular expression in css?
...patterns which you can use to apply a style rule to an element(s).
http://www.w3.org/TR/selectors/
Match all divs which are direct descendants of #main.
#main > div
Match all divs which are direct or indirect descendants of #main.
#main div
Match the first div which is a direct descendant...
Ruby capitalize every word first letter
...
Look into the String#capitalize method.
http://www.ruby-doc.org/core-1.9.3/String.html#method-i-capitalize
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Drawing a dot on HTML5 canvas [duplicate]
...plementation to a simple ctx.fillRect(..) for each drawn point, see http://www.wothke.ch/webgl_orbittrap/Orbittrap.htm
Interestingly it turns out the silly ctx.fillRect() implementation in my example is actually at least twice as fast as the ImageData based double buffering approach.
At least for...