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SQL - many-to-many table primary key
...e no real advantage to having a surrogate key. Having a primary key on (col1,col2) is guaranteed unique (assuming your col1 and col2 values in the referenced tables are unique) and a separate index on (col2,col1) will catch those cases where the opposite order would execute faster. The surrogate is ...
Generate random numbers using C++11 random library
...m trying to figure out a way of generating random numbers using the new C++11 <random> library. I have tried it with this code:
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handle textview link click in my android app
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git + LaTeX workflow
...sions to journals/revised submissions/etc.). Here, I've tagged it "version 1", which is where the draft is as of now. The tree represents a week's worth of work.
Another useful thing to do would be to make document wide changes (such as changing \alpha to \beta everywhere) commits on their own. Th...
Accessing UI (Main) Thread safely in WPF
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You can use
Dispatcher.Invoke(Delegate, object[])
on the Application's (or any UIElement's)...
Getting “Cannot read property 'nodeType' of null” when calling ko.applyBindings
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This problem was happening because I was trying to bind an HTML element before it was created....
Base64 Decoding in iOS 7+
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edited Jun 1 '18 at 12:08
Cœur
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Can someone explain this 'double negative' trick? [duplicate]
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A logical NOT operator ! converts a value to a boolean that is the opposite of its logical value...
list_display - boolean icons for methods
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