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Java generics type erasure: when and what happens?

...metadata in the class file to say whether or not a method/type is generic, and what the constraints are etc. But when generics are used, they're converted into compile-time checks and execution-time casts. So this code: List<String> list = new ArrayList<String>(); list.add("Hi"); String...
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What is the difference between CMD and ENTRYPOINT in a Dockerfile?

In Dockerfiles there are two commands that look similar to me: CMD and ENTRYPOINT . But I guess that there is a (subtle?) difference between them - otherwise it would not make any sense to have two commands for the very same thing. ...
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What is the difference between git am and git apply?

Both git am and git apply can be used to apply patches. I fail to see the difference. I see a difference now: git am automatically commits whereas git apply only touches the files but doesn't create a commit. Is that the only difference? ...
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White space showing up on right side of page when background image should extend full length of page

...flow-x: hidden; } into your CSS at the very top above the other classes and it seemed to fix your issue. Your updated .css file is available here share | improve this answer | ...
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“Could not find any information for class named ViewController”

...roject. Steps: In the project file explorer (left panel) find the class and right click -> Delete Remove reference (do not move to trash as you will lose the class for good) Right click on the folder that contained the class -> Add files to ... Find the class you just deleted in the file sy...
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UITableViewCell with UITextView height in iOS 7?

... very important to note, that there is a big difference between UITextView and UILabel when it comes to how text is rendered. Not only does UITextView have insets on all borders, but also the text layout inside it is slightly different. Therefore, sizeWithFont: is a bad way to go for UITextViews. In...
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Can you overload controller methods in ASP.NET MVC?

... The main downfall of using this and overloading your action is that it can no longer be rendered by the same view file. – Jeff Martin Apr 3 '10 at 17:15 ...
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Google Guava isNullOrEmpty for collections

... No, this method does not exist in Guava and is in fact in our "idea graveyard." We don't believe that "is null or empty" is a question you ever really want to be asking about a collection. If a collection might be null, and null should be treated the same as empt...
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Cache Invalidation — Is there a General Solution?

...'s control. If you have an idempotent function from a, b to c where, if a and b are the same then c is the same but the cost of checking b is high then you either: accept that you sometime operate with out of date information and do not always check b do your level best to make checking b as fast...
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How can I get a view's current width and height when using autolayout constraints?

...tion, or in response to an event). Is there a way to get its current width and height? 5 Answers ...