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How does lombok work?

I met lombok today. I'm very anxious to know how it works. A Java Geek Article gives some clues but it's not perfectly clear to me: ...
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How does one generate a random number in Apple's Swift language?

I realize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation in one's own program? Or is there a library that does this that we can use now? ...
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Hibernate dialect for Oracle Database 11g?

Is there a Hibernate dialect for Oracle Database 11g? Or should I use the org.hibernate.dialect.Oracle10gDialect that ships with Hibernate? ...
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How to get execution time in rails console?

I want compare time of execution Post.all and SELECT * FROM posts (or some other statements) How can i get execution time of Post.all ? ...
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Measuring function execution time in R

Is there a standardized way in R of measuring execution time of function? 10 Answers 1...
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How to convert vector to array

How do I convert a std::vector<double> to a double array[] ? 10 Answers 10 ...
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Representing graphs (data structure) in Python

How can one neatly represent a graph in Python ? (Starting from scratch i.e. no libraries!) What data structure (e.g. dicts/tuples/dict(tuples)) will be fast but also memory efficient? One must be able to do various graph operations on it. As pointed out, the various graph representations...
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Joda-Time: what's the difference between Period, Interval and Duration?

In Joda-Time 2, what is the difference between the three kinds of time spans: 2 Answers ...
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How to use a custom comparison function in Python 3?

In Python 2.x , I could pass custom function to sorted and .sort functions 6 Answers ...
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Checking if a folder exists (and creating folders) in Qt, C++

In Qt, how do I check if a given folder exists in the current directory? If it doesn't exist, how do I then create an empty folder? ...