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How to implement a queue with three stacks?
...iginal question
DETAILS
There are two implementations behind this link: http://www.eecs.usma.edu/webs/people/okasaki/jfp95/index.html
One of them is O(1) with three stacks BUT it uses lazy execution, which in practice creates extra intermediate data structures (closures).
Another of them is O(1...
jQuery 1.9 .live() is not a function
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.live was removed in 1.9, please see the upgrade guide: http://jquery.com/upgrade-guide/1.9/#live-removed
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MongoDB SELECT COUNT GROUP BY
...expression, then computes the count of documents in each distinct group.
https://docs.mongodb.com/manual/reference/operator/aggregation/sortByCount/
For example:
db.contest.aggregate([
{ $sortByCount: "$province" }
]);
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How to pass a parcelable object that contains a list of objects?
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In my personal experience, http://www.parcelabler.com/ is an amazing site for this. You just create your class, and copy paste it into the website, and it generates a Parcelable version of your class.
I tested it with a class named "Theme" that contai...
Difference between session affinity and sticky session?
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If you authenticate users, partition based on user name (it has to be an HTTP supported authentication mode to do this).
Don't require state.
Let clients hit any server (send state to the client and have them send it back)
This is not a sticky session, it's a way to avoid having to do it.
I woul...
MySQL Query to select data from last week?
...( current_date ) - 2 AND YEAR( date) = YEAR( current_date );
SQL Fiddle
http://sqlfiddle.com/#!8/6fa6e/2
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How can I horizontally align my divs?
...: 6px;
background-color: #EEE;
}
.clear {
clear: both;
}
Fiddle: http://jsfiddle.net/fNvgS/
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log4j: Log output of a specific class to a specific appender
...configuration SYSTEM "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
<appender name="console" class="org.apache.log4j.ConsoleAppender">
<param name="Target" value="System.out"/>
<layout class="org.apache.log4j.PatternLayo...
How to display HTML tags as plain text [duplicate]
...wser, this will show the tag rather than have html interpret it.
See here http://uk3.php.net/manual/en/function.htmlentities.php
Example:
echo htmlentities("<strong>Look just like this line - so then know how to type it</strong>");
Output:
<strong>Look just like this line -...
How to provide animation when calling another activity in Android?
...te a tutorial so that you can animate your activity's in and out,
Enjoy:
http://blog.blundellapps.com/animate-an-activity/
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