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MySQL “Group By” and “Order By”
...points out below the solution is to use ANY_VALUE() from 5.7 and above
See
http://www.cafewebmaster.com/mysql-order-sort-group
https://dev.mysql.com/doc/refman/5.6/en/group-by-handling.html
https://dev.mysql.com/doc/refman/5.7/en/group-by-handling.html
https://dev.mysql.com/doc/refman/5.7/en/miscell...
Difference between .tagName and .nodeName
...n the DOM Core spec.
nodeName is a property defined in the Node interface
http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-F68D095
tagName is a property defined in the Element interface
http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-104682815
btw the Node interface is implemented by every n...
Add new item in existing array in c#.net
How to add new item in existing string array in C#.net?
20 Answers
20
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What is the difference between SQL, PL-SQL and T-SQL?
What is the difference between SQL, PL-SQL and T-SQL?
6 Answers
6
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Mocking objects with Moq when constructor has parameters
...ameters) OR you need to create the Moq with constructor arg specification. http://www.mockobjects.com/2007/04/test-smell-mocking-concrete-classes.html
The best thing to do would be right click on your class and choose Extract interface.
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How do I create a new line in Javascript?
... in the document
document.write("<br>");
Here's a sample fiddle
http://jsfiddle.net/g6eAF/
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How to access random item in list?
I have an ArrayList, and I need to be able to click a button and then randomly pick out a string from that list and display it in a messagebox.
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Casting a variable using a Type variable
In C# can I cast a variable of type object to a variable of type T where T is defined in a Type variable?
12 Answers
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How to check if IEnumerable is null or empty?
I love string.IsNullOrEmpty method. I'd love to have something that would allow the same functionality for IEnumerable. Is there such? Maybe some collection helper class? The reason I am asking is that in if statements the code looks cluttered if the patter is (mylist != null && mylist....
How can I return NULL from a generic method in C#?
I have a generic method with this (dummy) code (yes I'm aware IList has predicates, but my code is not using IList but some other collection, anyway this is irrelevant for the question...)
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