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Haskell function composition (.) and function application ($) idioms: correct use
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I'd add that in f . g $ x, f . g is a meaningful syntactic unit.
Meanwhile, in f $ g $ x, f $ g is not a meaningful unit. A chain of $ is arguably more imperative -- first get the result of g of x, then do f to it, then do foo to it, then etc.
Meanwhile a chain...
How to update a menu item shown in the ActionBar?
...hat View.
I can't seem to find a way to get the currently set Menu to manipulate it except for in onPrepareOptionMenu.
You can hang onto the Menu object you were handed in onCreateOptionsMenu(). Quoting the docs:
You can safely hold on to menu (and any items created from it), making modifi...
How to get time difference in minutes in PHP
How to calculate minute difference between two date-times in PHP?
16 Answers
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How to recursively find the latest modified file in a directory?
It seems that ls doesn't sort the files correctly when doing a recursive call:
21 Answers
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Which version of PostgreSQL am I running?
...n through PostgreSQL. This could be done through pgAdmin, or any other mechanism for running a query. Were you trying to run it from an Ubuntu shell? (this won't work)
– Highly Irregular
Jul 10 '14 at 2:31
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How to write file if parent folder doesn't exist?
I need to write file to the following path:
10 Answers
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Split string every nth character?
... Ironically, trying to use words in a way that will not have hidden meaning, will often result in convoluted sentences.
– deed02392
Nov 3 '15 at 17:32
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Use CSS to automatically add 'required field' asterisk to form inputs
What is a good way to overcome the unfortunate fact that this code will not work as desired:
16 Answers
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Anyway to prevent the Blue highlighting of elements in Chrome when clicking quickly?
Most of the time I'm not worried about it but I have an image carousel and if I click on the next and previous divs quickly, they will be highlighted in Chrome.
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How to sort Map values by key in Java?
I have a Map that has strings for both keys and values.
15 Answers
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