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Allow CORS REST request to a Express/Node.js application on Heroku
I've written a REST API on the express framework for node.js that works for requests from the js console in Chrome, and URL bar, etc. I'm now trying to get it working for requests from another app, on a different domain (CORS).
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PHP String to Float
I am not familiar with PHP at all and had a quick question.
8 Answers
8
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What is a unix command for deleting the first N characters of a line?
For example, I might want to:
6 Answers
6
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In Postgresql, force unique on combination of two columns
I would like to set up a table in PostgreSQL such that two columns together must be unique. There can be multiple values of either value, so long as there are not two that share both.
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mongodb/mongoose findMany - find all documents with IDs listed in array
I have an array of _ids and I want to get all docs accordingly, what's the best way to do it ?
5 Answers
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What is “lifting” in Scala?
Sometimes when I read articles in the Scala ecosystem I read the term "lifting" / "lifted". Unfortunately, it is not explained what that exactly means. I did some research, and it seems that lifting has something to do with functional values or something like that, but I was not able to find a text ...
Unique combination of all elements from two (or more) vectors
I am trying to create a unique combination of all elements from two vectors of different size in R.
5 Answers
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Which concurrent Queue implementation should I use in Java?
From the JavaDocs:
6 Answers
6
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How to get std::vector pointer to the raw data?
I'm trying to use std::vector as a char array.
3 Answers
3
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Parcelable where/when is describeContents() used?
Does anyone know where/when this method of a Parcelable is called?
2 Answers
2
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