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Java: How to get input from System.console()
I am trying to use Console class to get input from user but a null object is returned when I call System.console() . Do I have to change anything before using System.console?
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Python: split a list based on a condition?
...aesthetically and from a performance perspective, to split a list of items into multiple lists based on a conditional? The equivalent of:
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Auto-loading lib files in Rails 4
I use the following line in an initializer to autoload code in my /lib directory during development:
4 Answers
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In WPF, what are the differences between the x:Name and Name attributes?
...ys it all. Sometimes it seems that the Name and x:Name attributes are interchangeable.
15 Answers
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Storing money in a decimal column - what precision and scale?
I'm using a decimal column to store money values on a database, and today I was wondering what precision and scale to use.
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Correct idiom for managing multiple chained resources in try-with-resources block?
...Automatic Resource Management )) is nice, short and straightforward when using only one AutoCloseable resource. However, I am not sure what is the correct idiom when I need to declare multiple resources that are dependent on each other, for example a FileWriter and a BufferedWriter that wraps ...
What is cardinality in MySQL?
What is cardinality in MySQL? Please explain in simple, non-technical language.
8 Answers
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For..In loops in JavaScript - key value pairs
I was wondering if there's a way to do something like a PHP foreach loop in JavaScript. The functionality I'm looking for is something like this PHP Snippet:
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How to find the kth largest element in an unsorted array of length n in O(n)?
I believe there's a way to find the kth largest element in an unsorted array of length n in O(n). Or perhaps it's "expected" O(n) or something. How can we do this?
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Fade In Fade Out Android Animation in Java
I want to have a 2 second animation of an ImageView that spends 1000ms fading in and then 1000ms fading out.
11 Answers
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