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How to convert a negative number to positive?

...| edited Oct 5 '10 at 23:28 answered Oct 4 '10 at 10:26 Rog...
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Abusing the algebra of algebraic data types - why does this work?

... Will Ness 56.8k77 gold badges8181 silver badges150150 bronze badges answered Feb 8 '12 at 16:51 C. A. McCannC. A. ...
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What are “sugar”, “desugar” terms in context of Java 8?

I hear about 'sugaring' and 'desugaring' more often in Java 8, what does these terms mean ? are they conceptual or syntactical. ...
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What is Unicode, UTF-8, UTF-16?

What's the basis for Unicode and why the need for UTF-8 or UTF-16? I have researched this on Google and searched here as well but it's not clear to me. ...
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Postgresql aggregate array

... edited Jun 13 '12 at 23:18 answered Jun 7 '12 at 8:56 Mich...
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How do I convert between big-endian and little-endian values in C++?

...bit numbers: unsigned __int64 _byteswap_uint64(unsigned __int64 value); 8 bit numbers (chars) don't need to be converted. Also these are only defined for unsigned values they work for signed integers as well. For floats and doubles it's more difficult as with plain integers as these may or not ...
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What is the difference between “JPG” / “JPEG” / “PNG” / “BMP” / “GIF” / “TIFF” Image?

...s. Examples of lossless image compression is PNG and GIF. (GIF only allows 8-bit images.) TIFF and BMP are both "wrapper" formats, as the data inside can depend upon the compression technique that is used. It can contain both compressed and uncompressed images. When to use a certain image compress...
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Create a variable name with “paste” in R?

... answered Apr 1 '11 at 8:54 lecodesportiflecodesportif 8,95288 gold badges3030 silver badges5252 bronze badges ...
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Converting a double to an int in C#

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How to select unique records by SQL

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