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CMake: How to build external projects and include their targets

I have a Project A that exports a static library as a target: 5 Answers 5 ...
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Which is preferred: Nullable.HasValue or Nullable != null?

I always used Nullable<>.HasValue because I liked the semantics. However, recently I was working on someone else's existing codebase where they used Nullable<> != null exclusively instead. ...
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Why does Eclipse Java Package Explorer show question mark on some classes?

In the Eclipse Helios Java Package Explorer, I see the Java class icons display a small question mark to the right of the 'J', something like [J?]. This icon is shown on each class within one package in my project, but I cannot find an explanation for this in the documentation. ...
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)

I most commonly am tempted to use "bastard injection" in a few cases. When I have a "proper" dependency-injection constructor: ...
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When should I choose Vector in Scala?

It seems that Vector was late to the Scala collections party, and all the influential blog posts had already left. 6 Answ...
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Querying DynamoDB by date

I'm coming from a relational database background and trying to work with amazon's DynamoDB 7 Answers ...
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How to map a composite key with JPA and Hibernate?

In this code, how to generate a Java class for the composite key (how to composite key in hibernate): 8 Answers ...
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Is it safe to shallow clone with --depth 1, create commits, and pull updates again?

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Concatenating two one-dimensional NumPy arrays

I have two simple one-dimensional arrays in NumPy . I should be able to concatenate them using numpy.concatenate . But I get this error for the code below: ...
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How to create a new object instance from a Type

One may not always know the Type of an object at compile-time, but may need to create an instance of the Type . 12 Ans...