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How to decide font color in white or black depending on background color?

...need to break the hex code into 3 pieces to get the individual red, green, and blue intensities. Each 2 digits of the code represent a value in hexadecimal (base-16) notation. I won't get into the details of the conversion here, they're easy to look up. Once you have the intensities for the individ...
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How to add one day to a date? [duplicate]

...boundaries. Make sure you are calling getTime() on your Calendar instance, and not get(...). Also note that months are from 0-11, but days are from 1-31. – Daniel Rikowski Jan 30 '18 at 10:37 ...
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Significance of a .inl file in C++

... .inl files are never mandatory and have no special significance to the compiler. It's just a way of structuring your code that provides a hint to the humans that might read it. I use .inl files in two cases: For definitions of inline functions...
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Getting multiple keys of specified value of a generic Dictionary?

...tionary? Not that it is important or anything, just curious to if I understand things correctly here... – Svish Aug 4 '09 at 14:14 ...
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How to perform .Max() on a property of all objects in a collection and return the object with maximu

...rating through the data, remembering the maximum element we've seen so far and the maximum value it produced under the projection. In your case you'd do something like: var item = items.MaxBy(x => x.Height); This is better (IMO) than any of the solutions presented here other than Mehrdad's se...
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What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?

What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL? 6 Answers ...
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What is the maven-shade-plugin used for, and why would you want to relocate Java packages?

...eing used in someone's pom.xml. I've never used maven-shade-plugin before (and I'm a Maven n00b) so I tried to understand the reason for using this and what it does. ...
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Best way to represent a fraction in Java?

...too long ago, for Project Euler problems. It keeps a BigInteger numerator and denominator, so it'll never overflow. But it'll be a tad slow for a lot of operations that you know will never overflow.. anyway, use it if you want it. I've been dying to show this off somehow. :) Edit: Latest and gre...
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HTML5 Canvas Resize (Downscale) Image High Quality?

... : to build the smaller image, they will just pick ONE pixel in the source and use its value for the destination. which 'forgets' some details and adds noise. Yet there's an exception to that : since the 2X image downsampling is very simple to compute (average 4 pixels to make one) and is used fo...
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Generating an Excel file in ASP.NET [closed]

...ow would you return the data? I'm looking for something that's as clean and straightforward as possible. 26 Answers ...