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What does LINQ return when the results are empty
I have a question about LINQ query. Normally a query returns a IEnumerable<T> type. If the return is empty, not sure if it is null or not. I am not sure if the following ToList() will throw an exception or just a empty List<string> if nothing found in IEnumerable result?
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How to find duplicates in 2 columns not 1
I have a MySQL database table with two columns that interest me. Individually they can each have duplicates, but they should never have a duplicate of BOTH of them having the same value.
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How do I load my script into the node.js REPL?
I have a script foo.js that contains some functions I want to play with in the REPL.
11 Answers
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C/C++ Struct vs Class
After finishing my C++ class it seemed to me the structs/classes are virtually identical except with a few minor differences.
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Detecting syllables in a word
I need to find a fairly efficient way to detect syllables in a word. E.g.,
15 Answers
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Django: “projects” vs “apps”
I have a fairly complex "product" I'm getting ready to build using Django. I'm going to avoid using the terms "project" and "application" in this context, because I'm not clear on their specific meaning in Django.
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Submitting a form by pressing enter without a submit button
Well I am trying to submit a form by pressing enter but not displaying a submit button. I don't want to get into JavaScript if possible since I want everything to work on all browsers (the only JS way I know is with events).
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What's the right way to pass form element state to sibling/parent elements?
I've come up with two solutions, but neither of them feels quite right.
10 Answers
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How to run a single RSpec test?
I have the following file:
17 Answers
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How to run a C# console application with the console hidden
Is there a way to hide the console window when executing a console application?
13 Answers
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