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What is a plain English explanation of “Big O” notation?

...a notation "Θ" (which is a two-side bound). In my experience, this is actually typical of discussions in non-academic settings. Apologies for any confusion caused. Big O complexity can be visualized with this graph: The simplest definition I can give for Big-O notation is this: Big-O notation is ...
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What is REST? Slightly confused [closed]

...ps go over it a few times slowly, but you will grasp the concept, it's actually not hard at all. People just have a tendency to explain it poorly. – Anders Jan 12 '11 at 0:01 ...
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How do I run a batch script from within a batch script?

How do I call another batch script from within a batch script? 8 Answers 8 ...
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How to run test cases in a specified file?

...red across multiple files, if I run go test <package_name> it runs all test cases in the package. 7 Answers ...
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Making a private method public to unit test it…good idea?

... Note: This answer was originally posted for the question Is unit testing alone ever a good reason to expose private instance variables via getters? which was merged into this one, so it may be a tad specific to the usecase presented there. As a gener...
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How do I disable “missing docstring” warnings at a file-level in Pylint?

... have a separate code for the various place where docstrings can occur, so all you can do is disable C0111. The problem is that if you disable this at module scope, then it will be disabled everywhere in the module (i.e you won't get any C line for missing function / class / method docstring. Which ...
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The relationship could not be changed because one or more of the foreign-key properties is non-nulla

... You should delete old child items thisParent.ChildItems one by one manually. Entity Framework doesn't do that for you. It finally cannot decide what you want to do with the old child items - if you want to throw them away or if you want to keep and assign them to other parent entities. You must ...
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Can anyone explain this strange behavior with signed floats in C#?

...(thisObj, obj); (Both methods are [MethodImpl(MethodImplOptions.InternalCall)]) When all of the fields are 8 bytes wide, CanCompareBits mistakenly returns true, resulting in a bitwise comparison of two different, but semantically identical, values. When at least one field is not 8 bytes wide, Ca...
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Uppercase or lowercase doctype?

... In HTML, the DOCTYPE is case insensitive. The following DOCTYPEs are all valid: <!doctype html> <!DOCTYPE html> <!DOCTYPE HTML> <!DoCtYpE hTmL> In XML serializations (i.e. XHTML) the DOCTYPE is not required, but if you use it, DOCTYPE should be uppercase: <!DOCTY...
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What are OLTP and OLAP. What is the difference between them?

Actually what do they mean? All articles I find about them don't give me an idea, or my knowledge is too insufficient to understand it. ...