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Singleton pattern in nodejs - is it needed?
...n and simple.
https://nodejs.org/api/modules.html#modules_caching
(v 6.3.1)
Caching
Modules are cached after the first time they are loaded. This means
(among other things) that every call to require('foo') will get
exactly the same object returned, if it would resolve to the same
f...
return query based on date
...ter a given date:
db.gpsdatas.find({"createdAt" : { $gte : new ISODate("2012-01-12T20:15:31Z") }});
I'm using $gte (greater than or equals), because this is often used for date-only queries, where the time component is 00:00:00.
If you really want to find a date that equals another date, the syn...
Collect successive pairs from a stream
Given a stream such as { 0, 1, 2, 3, 4 } ,
20 Answers
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What is the maven-shade-plugin used for, and why would you want to relocate Java packages?
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351
Uber JAR, in short, is a JAR containing everything.
Normally in Maven, we rely on dependency ma...
How to use arguments from previous command?
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How to retrieve an element from a set without removing it?
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Plot a bar using matplotlib using a dictionary
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You can do it in two lines by first plotting the bar chart and then setting the appropriate ti...
Tool to generate JSON schema from JSON data [closed]
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Failed to import new Gradle project: failed to find Build Tools revision *.0.0
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