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Thread vs ThreadPool
...rom the pool rather than one I've explicitly created? I'm thinking specifically of .NET here, but general examples are fine.
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Can't create handler inside thread that has not called Looper.prepare()
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You're calling it from a worker thread. You need to call Toast.makeText() (and most other functions dealing with the UI) from within the main thread. You could use a handler, for example.
Look up Communicating with the UI Thread in ...
How to tell whether a point is to the right or left side of a line
... ( a and b ) and draw an imaginary line between them. Now I want to have all points that are left from this line in one set and those that are right from this line in the other set.
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How to solve java.lang.NoClassDefFoundError?
...er (in this case java.net.URLClassLoader), which is responsible for dynamically loading classes, cannot find the .class file for the class that you're trying to use.
Your code wouldn't compile if the required classes weren't present (unless classes are loaded with reflection), so usually this exce...
Font Awesome icon inside text input element
...e. You should select the wrapper: .wrapper:before. See http://jsfiddle.net/allcaps/gA4rx/ .
I also added the placeholder suggestion where the wrapper is redundant.
.wrapper input[type="text"] {
position: relative;
}
input { font-family: 'FontAwesome'; } /* This is for the placeholder */
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Why does JPA have a @Transient annotation?
...sing setMale() and setFemale() methods and thus wouldn't persist Person at all.
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The function to show current file's full path in mini buffer
...unction and a variable). This is also why you need to use the likes of funcall to call a function that is stored as the value of a variable foo, because if you used (foo) you would be using the function slot of foo rather than the value slot.
– phils
Feb 13 '18...
How do I convert a float number to a whole number in JavaScript?
I'd like to convert a float to a whole number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
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How to return a result from a VBA function
...also worth mentioning that the behaviour of the function differs when you call it from a spreadsheet, compared with calling it from another VBA function or Sub.
– Doug Jenkins
Sep 13 '18 at 23:08
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How can I add the new “Floating Action Button” between two widgets/layouts
...out_height or margin values, which could vary in time or be defined dynamically. Hugh's answer could work in some simple cases, and perhaps could be a workaround for some third-party libraries that don't fully support CoordinatorLayout and layout_anchor and layout_anchorGravity features, like the on...