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MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update
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Beginning with MongoDB 2.4, it's no longer necessary to rely on a unique index (or any other wor...
Scala equivalent of Java java.lang.Class Object
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2 Answers
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IntelliJ gives Fatal Error: Unable to find package java.lang in classpath or bootclasspath
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244
Somehow the JDK language jars were removed from the classpath. All I had to do was reapply the...
Foreign keys in mongo?
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You may be interested in using a ORM like Mongoid or MongoMapper.
http://mongoid.org/docs/rela...
Selecting the first “n” items with jQuery
...ed to select just the first "n" items from the page, for example the first 20 links instead of selecting all of them with the usual
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Aligning rotated xticklabels with their respective xticks
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You can set the horizontal alignment of ticklabels, see the example below. If you imagine a re...
swap fragment in an activity via animation
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Old questiion and you probably already figured it out, but for future reference:
here's what ...
RSpec: What is the difference between a feature and a request spec?
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Akshay Mohite
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answered Mar 4 '13 at 3:06
Richard JordanRichard Jordan
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Calculate total seconds in PHP DateInterval
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209
Could you not compare the time stamps instead?
$now = new DateTime('now');
$diff = $date->...
What difference between Jersey vs jax-rs
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answered Jul 26 '13 at 19:06
Ale ZalazarAle Zalazar
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