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Ruby: kind_of? vs. instance_of? vs. is_a?
What is the difference? When should I use which? Why are there so many of them?
4 Answers
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Purpose of #!/usr/bin/python3
I have noticed this in a couple of scripting languages, but in this example, I am using python. In many tutorials, they would start with #!/usr/bin/python3 on the first line. I don't understand why we have this.
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How can I convert this foreach code to Parallel.ForEach?
I am a bit of confused about Parallel.ForEach .
What is Parallel.ForEach and what does it exactly do?
Please don't reference any MSDN link.
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How does generic lambda work in C++14?
How does generic lambda work ( auto keyword as an argument type) in C++14 standard?
3 Answers
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Call a function with argument list in python
I'm trying to call a function inside another function in python, but can't find the right syntax. What I want to do is something like this:
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python: Change the scripts working directory to the script's own directory
I run a python shell from crontab every minute:
4 Answers
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IN vs OR in the SQL WHERE Clause
When dealing with big databases, which performs better, IN or OR in the SQL Where -clause?
6 Answers
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Is it possible to cast a Stream in Java 8?
Is it possible to cast a stream in Java 8? Say I have a list of objects, I can do something like this to filter out all the additional objects:
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Is there something like Annotation Inheritance in java?
I'm exploring annotations and came to a point where some annotations seems to have a hierarchy among them.
4 Answers
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PDO's query vs execute
Are they both do the same thing, only differently?
3 Answers
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