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What does [:] mean?
I'm analyzing some Python code and I don't know what
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Do browsers send “\r\n” or “\n” or does it depend on the browser?
This question has bothered me for a million years... whenever I create a website with a textarea that allows multi-line (such as a "Bio" for a user's profile) I always end up writing the following paranoid code:
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What is process.env.PORT in Node.js?
what is process.env.PORT || 3000 used for in Node.js? I saw this somewhere:
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Testing Abstract Classes
How do I test the concrete methods of an abstract class with PHPUnit?
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Ruby class types and case statements
What is the difference between
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ASP.NET WebApi unit testing with Request.CreateResponse
I am trying to write some unit tests for my ApiController and faced some issues. There is a nice extension method called Request.CreateResponse that helps a lot with generating response.
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Rails :dependent => :destroy VS :dependent => :delete_all
In rails guides it's described like this:
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How to get an array of specific “key” in multidimensional array without looping
Let's assume I have the following multidimensional array (retrieved from MySQL or a service):
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R programming: How do I get Euler's number?
For example, how would I go about entering the value e^2 in R?
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Skip rows during csv import pandas
I'm trying to import a .csv file using pandas.read_csv() , however I don't want to import the 2nd row of the data file (the row with index = 1 for 0-indexing).
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