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How and in what situation Ruby pack() methods need to use with directives?

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Newbie Poster
16 posts since Jan 2013
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Could you please tell me how the below directives works with Ruby array pack() method. As the document not gives piece of code to describe what to use , when?

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Posting Maven
2,632 posts since Apr 2010
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Do you know big/little endian? It is about using template from the most/least significant bits. If you don't know, you may not need to do anything with it. Also, pack() function is not really common for regular programming, so you could ignore it.

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