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Rails mapping array of hashes onto single hash
...ARAM1"=>"testVAL1"}
Reducing an array sort of like sticking a method call between each element of it.
For example [1, 2, 3].reduce(0, :+) is like saying 0 + 1 + 2 + 3 and gives 6.
In our case we do something similar, but with the merge function, which merges two hashes.
[{:a => 1}, {:b =...
SVG fill color transparency / alpha?
...or example:
<rect ... fill="#044B94" fill-opacity="0.4"/>
Additionally you have the following:
stroke-opacity attribute for the stroke
opacity for the entire object
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How to use cURL to send Cookies?
... format used by web browsers. If you need to create a curl cookie file manually, this post should help you. In your example the file should contain following line
127.0.0.1 FALSE / FALSE 0 USER_TOKEN in
having 7 TAB-separated fields meaning domain, tailmatch, path, secure, expires, nam...
How to create a tuple with only one element
In the below example I would expect all the elements to be tuples, why is a tuple converted to a string when it only contains a single string?
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jQuery find parent form
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In HTML5, there is a new 'form' attribute which allows you to have the element outside the parent form. This should be checked first.
– mcintyre321
Aug 4 '15 at 11:00
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Should I Stop Stopwatch at the end of the method?
...o a Stopwatch isn't doing any work or eating cpu clock cycles between the calls to Start() and Stop(). Start() just sets a timestamp to now and Stop() calculates and saves the time elapsed since that. See source in coreclr: github.com/dotnet/corefx/blob/master/src/…
– Sammi
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In C#, how do I calculate someone's age based on a DateTime type birthday?
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This answer does not work with all locales and all ages. Several countries have skipped dates after the birth of current living people, including Russia (1918), Greece (1924) and Turkey (1926).
– Lars D
Nov 9 '09 at 2...
Diff two tabs in Vim
...ng the second file in the same tab instead of a new one.
Here's what I usually do:
:edit file1
:diffthis
:vnew
:edit file2
:diffthis
The :vnew command splits the current view vertically so you can open the second file there. The :diffthis (or short: :difft) command is then applied to each view.
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How can you display the Maven dependency tree for the *plugins* in your project?
...plugins doesn't just output the dependency tree... it seems to re-download all of the packages. Not ideal.
– Reinderien
May 30 '15 at 7:58
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Can an Android NFC phone act as an NFC tag?
... a simple old nfc tag? Is there some application I'm not thinking of? Usually, you'd want to emulate something like a transit card, access key, or credit card which would require a secure element (I think, but not sure).
s...