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Are delphi variables initialized with a value by default?
I'm new to Delphi, and I've been running some tests to see what object variables and stack variables are initialized to by default:
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What is the rationale behind having companion objects in Scala?
Is there a case where a companion object (singleton) for a class is needed? Why would I want to create a class, say Foo and also create a companion object for it?
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Why is list initialization (using curly braces) better than the alternatives?
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How can I disable ARC for a single file in a project?
I am using ARC successfully in my project. However, I have encountered a few files (e.g., in unit tests and mock objects) where the rules of ARC are a little more fragile right now. I recall hearing that there was a way to disable ARC on a per-file basis, though I have been unable to find this optio...
When NOT to call super() method when overriding?
When I make my own Android custom class, I extend its native class. Then when I want to override the base method, I always call super() method, just like I always do in onCreate , onStop , etc.
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'const string' vs. 'static readonly string' in C#
In C#, what's the difference between
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What's the difference between design patterns and architectural patterns?
When we read about design patterns on the internet we note that there are 3 categories:
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Is it possible to make an HTML anchor tag not clickable/linkable using CSS?
For example if I have this:
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Specifying and saving a figure with exact size in pixels
Say I have an image of size 3841 x 7195 pixels. I would like to save the contents of the figure to disk, resulting in an image of the exact size I specify in pixels.
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Java array reflection: isArray vs. instanceof
Is there a preference or behavior difference between using:
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