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Why shouldn't all functions be async by default?

...en you add two future integers together to get a third future integer -- because that's what Task<int> is, it's an integer that you're going to get access to in the future -- of course you'll likely be awaiting the result. The primary reason to not make everything async is because the purpose...
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How do I use vimdiff to resolve a git merge conflict?

... buffers provide a different view of the same file. The top left buffer (LOCAL) is how the file looked in your target branch (what you are merging into). The top right buffer (REMOTE) is how the file looked in your source branch (where you are merging from). The middle buffer (BASE) is the common an...
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Multi-gradient shapes

... I don't think you can do this in XML (at least not in Android), but I've found a good solution posted here that looks like it'd be a great help! ShapeDrawable.ShaderFactory sf = new ShapeDrawable.ShaderFactory() { @Override public Sha...
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Spring DAO vs Spring ORM vs Spring JDBC

... As an example, suppose you're now using Hibernate, and your service layer catches HibernateException in order to react to it. If you change to JPA, your DAOs interfaces should not change, and the service layer will still compile with blocks that catches HibernateException, but you will never enter ...
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How does having a dynamic variable affect performance?

... of dynamic type, the compiler emits code that generates a single "dynamic call site object" that represents the operation. So, for example, if you have: class C { void M() { dynamic d1 = whatever; dynamic d2 = d1.Foo(); then the compiler will generate code that is morally...
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Breadth First Vs Depth First

...eated to maintain the "reading" order at each level of the tree. In either case I could get to B before or after C, and likewise I could get to E before or after F. This may or may not matter, depends on you application...) Both kinds of traversal can be achieved with the pseudocode: Store the r...
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Can you explain the HttpURLConnection connection process?

... how to use HTTPURLConnection but I want to understand how it works. Basically, I want to know the following: 5 Answers ...
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Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?

...nducting some experiments on square matrices of different sizes, a pattern came up. Invariably, transposing a matrix of size 2^n is slower than transposing one of size 2^n+1 . For small values of n , the difference is not major. ...
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Library? Static? Dynamic? Or Framework? Project inside another project

... developing as another project just for ease of testing. The new chunk basically deals with saving an image to various sharing services, etc.. Because that sharing code needs a lot of testing and future updating, I was wondering what the best way to incorporate that code chunk into my existing app. ...
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How to design a product table for many kinds of product where each product has many parameters

...LOB allows you to store the attributes specific to each product type. You can use fancy Design Patterns to describe this, such as Facade and Memento. But regardless you have a blob of attributes that can't be easily queried within SQL; you have to fetch the whole blob back to the application and s...