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ERROR 1452: Cannot add or update a child row: a foreign key constraint fails

I have created tables in MySQL Workbench as shown below : 21 Answers 21 ...
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How do I view cookies in Internet Explorer 11 using Developer Tools

I'm looking for how to view the cookies set using developer tools in IE11. I see an option in network profiling to view cookies being sent back and forth, but this is not really the same thing. It is cumbersome to use since it's per request. Surely there must be a way to view all cookies like you ca...
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What can I do to resolve a “Row not found or changed” Exception in LINQ to SQL on a SQL Server Compa

When executing SubmitChanges to the DataContext after updating a couple properties with a LINQ to SQL connection (against SQL Server Compact Edition) I get a "Row not found or changed." ChangeConflictException. ...
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How important is the order of columns in indexes?

...eard that you should put columns that will be the most selective at the beginning of the index declaration. Example: 5 Ans...
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Javascript foreach loop on associative array object

Why my for for-each loop is not iterating over my JavaScript associative array object? 9 Answers ...
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What approaches are available to dummy design-time data in WPF?

I am working without expression blend and just using the XAML editor in vs2010. The wisdom of this aside, I am increasingly seeing a need for design-time data binding. For simple cases, the FallbackValue property works very nicely (Textboxes and TextBlocks, etc). But especially when dealing with ...
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Under what circumstances are linked lists useful?

Most times I see people try to use linked lists, it seems to me like a poor (or very poor) choice. Perhaps it would be useful to explore the circumstances under which a linked list is or is not a good choice of data structure. ...
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What is stability in sorting algorithms and why is it important?

I'm very curious, why stability is or is not important in sorting algorithms? 10 Answers ...
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Protected in Interfaces

Why are all methods in an interface definition implicitly public ? Why does it not allow a protected method? 13 Answer...
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Difference between Fact table and Dimension table?

When reading a book for business objects, I came across the term- fact table and dimension table. 9 Answers ...