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Convert Iterable to Stream using Java 8 JDK
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There's a much better answer than using spliteratorUnknownSize directly, which is both easier and gets a better result. Iterable has a spliterator() method, so you should just use that to get your spliterator. In the worst case, it's the same code (the default implementation u...
How to get Vim to highlight non-ascii characters?
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For other (from now on less unlucky) folks ending up here via a search engine and can't accomplish highlighting of non-ASCII characters, try this (put this into your .vimrc):
highlight nonascii guibg=Red ctermbg=1 term=standout
au BufReadPo...
How to search and replace text in a file?
...k Aidley's answer, it has been corrected since this answer, so this one is now redundant (and inferior due to losing the neater with blocks).
– Chris
Apr 26 '17 at 20:08
add a...
- how to allow only one item selected?
...ingle value should be selected, remove the attribute and the browser will know to allow only a single selection.
Use the tools you have, that's what they're for.
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how to get android screen size programmatically, once and for all?
...Point();
display.getSize(size);
int width = size.x;
int height = size.y;
Now you can measure your screen size in pixel which is a better measurement unit than centimeter because all the buttons ,textviews etc.. are measured in this unit. That what I use normally
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Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
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It is also including a similar sort of way: Array#dig and Hash#dig. So now this
city = params.fetch(:[], :country).try(:[], :state).try(:[], :city)
can be rewritten to
city = params.dig(:country, :state, :city)
Again, #dig is not replicating #try's behaviour. So be careful with returning v...
How to fix homebrew permissions?
I have uninstalled and installed Homebrew 3 times now because it seems to never allow me to install anything as it denies me permissions at the end of most installations.
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Useful code which uses reduce()? [closed]
...The other uses I've found for it besides + and * were with and and or, but now we have any and all to replace those cases.
foldl and foldr do come up in Scheme a lot...
Here's some cute usages:
Flatten a list
Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]] into [1, 2, 3, 4, 5, 6, 7, 8].
reduce(list...
TextView Marquee not working [duplicate]
...e tried to use marquee and its not working
here is my code, please let me know where im going wrong
21 Answers
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How do you iterate through every file/directory recursively in standard C++?
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This used to be a good answer, but now that <filesystem> is standard, it's better to simply use is (see other answers for an example).
– Gathar
Aug 12 '19 at 14:01
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