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Android splash screen image sizes to fit all devices
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what size to put in every drawable folder ( ldpi , mdpi , hdpi , and xhdpi ). My application is supposed to run good and beautiful on all phones and tablets. What sizes (in pixels) should I create so the splash displays nice on all screens?
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Handling click events on a drawable within an EditText
I have added an image right of the text in an EditText widget, using the following XML:
39 Answers
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Equivalent of Math.Min & Math.Max for Dates?
What's the quickest and easiest way to get the Min (or Max) value between two dates? Is there an equivalent to Math.Min (& Math.Max) for dates?
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Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
Until today, I thought that for example:
11 Answers
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Null vs. False vs. 0 in PHP
...The var has not been initialized.
False means "not true in a boolean context". Used to explicitly show you are dealing with logical issues.
0 is an int. Nothing to do with the rest above, used for mathematics.
Now, what is tricky, it's that in dynamic languages like PHP, all of them have a value ...
What does “dereferencing” a pointer mean?
Please include an example with the explanation.
6 Answers
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Haskell composition (.) vs F#'s pipe forward operator (|>)
...eralizing let-bindings are sufficiently different as to affect this. For example, I know in F# sometimes writing
let f = exp
will not compile, and you need explicit eta-conversion:
let f x = (exp) x // or x |> exp
to make it compile. This also steers people away from points-free/compos...
Flatten an irregular list of lists
...re ( here , here , here , here ), but as far as I know, all solutions, except for one, fail on a list like this:
46 Answ...
Grouping functions (tapply, by, aggregate) and the *apply family
...rs) that much of the functionality of the *apply family is covered by the extremely popular plyr package, the base functions remain useful and worth knowing.
This answer is intended to act as a sort of signpost for new useRs to help direct them to the correct *apply function for their particular pr...
Get decimal portion of a number with JavaScript
... To avoid the floating point rounding problems noted, using toFixed could help in some situations e.g. (2.3 % 1).toFixed(4) == "0.3000".
– Brian M. Hunt
Jun 16 '14 at 14:21
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