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Convert Elixir string to integer or float
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There are 4 functions to create number from string
String.to_integer, String.to_float
Integer.parse, Float.parse
String.to_integer works nicely but String.to_float is tougher:
iex()> "1 2 3 10 100" |> String.split |> Enum.map(&String.to_integer/1)
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Bug With Firefox - Disabled Attribute of Input Not Resetting When Refreshing
...aining the inputs, or just directly to the input.
This stops autocomplete from working and prevents the browser from remembering the state of input fields.
Alternatively, you can just "hard-refresh" by clicking CTRL+F5. This will completely reset the current page.
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Android: HTTP communication should use “Accept-Encoding: gzip”
... needed. Thanks a lot. One comment: instead of addHeader I used setHeader. From what I understand this overwrites the existing "Accept-Encoding" if there is one. Not sure which approach is the right/better one. To overwrite an existing header to make sure it has the right value, or to add it in case...
How to get rspec-2 to give the full trace associated with a test failure?
...et it, neither this or the accepted answer give you backtrace further then from your spec file. Or it doesn't work only for me o_O
– janko-m
Sep 4 '12 at 16:16
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How do exceptions work (behind the scenes) in c++
...what all the __cxa_ functions do, see the original specification they came from:
Itanium C++ ABI
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What is the difference between Bower and npm?
... Actually, a path is also a tree. It is just a special case. From WikiPedia: "In mathematics, and more specifically in graph theory, a tree is an undirected graph in which any two vertices are connected by exactly one path."
– Jørgen Fogh
Dec 25 ...
Adding two numbers concatenates them instead of calculating the sum
...hey are actually strings, not numbers. The easiest way to produce a number from a string is to prepend it with +:
var x = +y + +z;
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Fragment onResume() & onPause() is not called on backstack
... if you to a different child in my FragmentStatePagerAdapter (say you move from child 0 to child 2, note to self, this happens because child 0 is destroyed when child 2 opens)
– Sufian
Aug 28 '15 at 14:17
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Rounding float in Ruby
...s a number, not a string. There is no way that the number 2.3 is different from 2.30, so there is no way to have an option to preserve trailing zeros. You could make your own class of numbers_with_significance but then we already have strings.
– Roobie Nuby
Apr...
How to only get file name with Linux 'find'?
...ical to the -exec primary with the exception that utility will be executed from the directory that holds the current file.
When used + instead of ;, then {} is replaced with as many pathnames as possible for each invocation of utility. In other words, it'll print all filenames in one line.
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