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What are the differences between LinearLayout, RelativeLayout, and AbsoluteLayout?
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LinearLayout means you can align views one by one (vertically/ horizontally).
RelativeLayout means based on relation of views from its parents and other views.
ConstraintLayout is similar to a RelativeLayout in that it uses relations to position and size widgets, but has additional flex...
How do I return the response from an asynchronous call?
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→ For a more general explanation of async behaviour with different examples, please see Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
→ If you already understand the problem...
What's the difference between faking, mocking, and stubbing?
...ow I use these terms, but I'm wondering if there are accepted definitions for faking , mocking , and stubbing for unit tests? How do you define these for your tests? Describe situations where you might use each.
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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
How can I test if a letter in a string is uppercase or lowercase using JavaScript?
28 Answers
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How to extract a floating number from a string [duplicate]
... I say floating and not decimal as it's sometimes whole. Can RegEx do this or is there a better way?
7 Answers
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Do AJAX requests retain PHP Session info?
If I had a user logged onto my site, having his id stored in $_SESSION , and from his browser he clicked a 'Save' button which would make an AJAX request to the server. Will his $_SESSION and cookies be retained in this request, and can I safely rely on the id being present in the $_SESSION ?
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Test for multiple cases in a switch, like an OR (||)
How would you use a switch case when you need to test for a or b in the same case?
6 Answers
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API Keys vs HTTP Authentication vs OAuth in a RESTful API
I'm working on building a RESTful API for one of the applications I maintain. We're currently looking to build various things into it that require more controlled access and security. While researching how to go about securing the API, I found a few different opinions on what form to use. I've seen ...
Detecting that the browser has no mouse and is touch-only
...a website with pages of interesting text) with a very different interface for touch (your finger hides the screen when you click) and mouse (relies heavily on hover preview).
How can I detect that my user has no mouse to present him the right interface? I plan to leave a switch for people with both ...
Entity Framework 4 Single() vs First() vs FirstOrDefault()
...ing a devil of a time finding a comparison of the different ways to query for a single item, and when to use each.
6 Answer...