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Convert light frequency to RGB?
Does anyone know of any formula for converting a light frequency to an RGB value?
9 Answers
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Why does Eclipse complain about @Override on interface methods?
I have an existing project that uses @Override on methods that override interface methods, rather than superclass methods. I cannot alter this in code, but I would like Eclpse to stop complaining about the annotation, as I can still build with Maven.
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Pick a random value from an enum?
If I have an enum like this:
14 Answers
14
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Is there any way to prevent input type=“number” getting negative values?
I want to get only positive values, is there any way to prevent it using only html
Please don't suggest validation method
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How to read data when some numbers contain commas as thousand separator?
I have a csv file where some of the numerical values are expressed as strings with commas as thousand separator, e.g. "1,513" instead of 1513 . What is the simplest way to read the data into R?
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Check if two linked lists merge. If so, where?
This question may be old, but I couldn't think of an answer.
26 Answers
26
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How to create and use resources in .NET
How do I create a resource that I can reference and use in various parts of my program easily?
3 Answers
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Java Date cut off time information
I have a Java Date object containing date and time information. I want to write a method that cuts off the time information, truncates the hours-minutes-seconds, so I only have the date left.
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How do I calculate the date six months from the current date using the datetime Python module?
I am using the datetime Python module. I am looking to calculate the date 6 months from the current date. Could someone give me a little help doing this?
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iPhone Navigation Bar Title text color
It seems the iOS Navigation Bar title color is white by default. Is there a way to change it to a different color?
32 Answe...