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How can attributes/annotations be illustrated on a UML class diagram?

Many programming languages offer a way to annotate types. For instance, in .NET this can be achieved by deriving a custom attribute class from System.Attribute and then annotating another type with ...
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23 views

Accessing struct attribute: casting vs field name

I was just going over some kernel code, I noticed that rb->__rb_parent_color = (unsigned long)p | color; is kinda wired. The first field of a struct is accessed by casting the pointer and not by ...
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92 views

Should I mark what blocks mean in data-* attributes?

I was writing a webpage today with a comment after the start of every major section. Instead of using a comment, which comes with the bulgy <!-- --> syntax, could I instead put this in a data-* ...
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1answer
1k views

The advantage of using __attribute__((aligned( )))

I found in more than one SIMD program the instruction __attribute__((aligned(16))) . When I looked for an explanation I found The keyword attribute allows you to specify special attributes of ...
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1answer
38 views

Custom Domain or Attribute Reference Table or Both?

I'm designing my first real database and I'm weighing the pros and cons of how to enforce uniformity in my data. My first option is to create a custom domain and program my UI to only allow certain ...
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3answers
58 views

If an object should be flagged, should it be built with the flag attribute?

Let us assume I have a basic object with a handful of self-relevant points of data. class A(object): def __init__(self, x, y, width, length): self.x = x self.y = x ...
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2answers
100 views

Should I put the datatype of a class attribute in its name?

Most of my system's class attributes are just text, but in this case it makes more sense to place this particular class's attributes into one single hash (from a "keep the source code pretty" aspect). ...
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1k views

A programming language that allows you to define new limits for simple types

Many languages like C++, C#, and Java allow you to create objects that represent simple types like integer or float. Using a class interface you can override operators and perform logic like checking ...
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404 views

C# Coding Standard - Position of Attribute in relation to Target

I had thought that this was one of the few solved problems in C# coding standards / style; Attributes always appear on the line above the thing to which they are applied a la [SomeClassAttribute] ...
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1answer
201 views

Should I use multivalued attributes in conceptual modelling?

My team and I have designed a simple, affordable conceptual modelling language as part or a larger research project. This language is aimed to end users with little or no training in information ...