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Get the first item from an iterable that matches a condition
I would like to get the first item from a list matching a condition. It's important that the resulting method not process the entire list, which could be quite large. For example, the following function is adequate:
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Random record from MongoDB
I am looking to get a random record from a huge (100 million record) mongodb .
26 Answers
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How do I break out of a loop in Scala?
How do I break out a loop?
19 Answers
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How to print (using cout) a number in binary form?
I'm following a college course about operating systems and we're learning how to convert from binary to hexadecimal, decimal to hexadecimal, etc. and today we just learned how signed/unsigned numbers are stored in memory using the two's complement (~number + 1).
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Facebook database design?
I have always wondered how Facebook designed the friend user relation.
13 Answers
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How to validate phone numbers using regex
I'm trying to put together a comprehensive regex to validate phone numbers. Ideally it would handle international formats, but it must handle US formats, including the following:
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How do I convert CamelCase into human-readable names in Java?
I'd like to write a method that converts CamelCase into a human-readable name.
12 Answers
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What is a Python egg?
I'm new to Python and am just trying to understand how its packages work. Presumably "eggs" are some sort of packaging mechanism, but what would be a quick overview of what role they play and may be some information on why they're useful and how to create them?
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Struct like objects in Java
Is it completely against the Java way to create struct like objects?
20 Answers
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What is the JavaScript version of sleep()?
Is there a better way to engineer a sleep in JavaScript than the following pausecomp function ( taken from here )?
78 A...