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Most efficient way to determine if a Lua table is empty (contains no entries)?

...nded – R.D. Alkire Sep 11 '16 at 16:26 4 Why do we gain speed by doing local next? ...
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Entity Framework 4 / POCO - Where to start? [closed]

... has been on a Entity/Table 1-1 relationship - ie not much different than L2SQL) 12 Answers ...
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Best way to give a variable a default value (simulate Perl ||, ||= )

... 132 In PHP 7 we finally have a way to do this elegantly. It is called the Null coalescing operator. ...
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One line if-condition-assignment

... 202 I don't think this is possible in Python, since what you're actually trying to do probably get...
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SQL Server - Create a copy of a database table and place it in the same database?

...ABC in a database DB. I want to create copies of ABC with names ABC_1, ABC_2, ABC_3 in the same DB. How can I do that using either Management Studio (preferably) or SQL queries ? ...
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How to update npm

...or to failing it notes that it 'wants' npm version 1.4.x, whereas I have 1.2.18 installed. So I tried updating npm to the latest; several ways. Last of which was... ...
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Do I need quotes for strings in YAML?

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C++ wait for user input [duplicate]

... 207 Several ways to do so, here are some possible one-line approaches: Use getch() (need #include...
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Handling applicationDidBecomeActive - “How can a view controller respond to the app becoming Active?

... answered Sep 3 '10 at 22:10 Reed OlsenReed Olsen 8,77944 gold badges3434 silver badges4646 bronze badges ...
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How do you get a string to a character array in JavaScript?

...| edited Jun 17 '19 at 14:24 Ray Foss 2,71811 gold badge1919 silver badges2323 bronze badges answered De...