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Arrays vs Vectors: Introductory Similarities and Differences [closed]
What are the differences between an array and a vector in C++? An example of the differences might be included libraries, symbolism, abilities, etc.
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Saving enum from select in Rails 4.1
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No need converting the enum hash to array with to_a. This suffice:
f.select :color, Wine.colors.map { |key, value| [key.humanize, key] }
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Google Chrome Extensions - Can't load local images with CSS
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One option would be to convert your image to base64:
and then put the data right into your css like:
body { background-image: url(data:image/png;base64,iVB...); }
While this might not be an approach you would want to use when regularly develop...
How do I make a transparent border with CSS?
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And you can use this tool to convert from hex to rgba colour... hexcolortool.com ... where you can optionally specify the hex colour in the URL, like so... hexcolortool.com/#ffcc00
– clayRay
Aug 7 '17 at 1:31
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Swift performSelector:withObject:afterDelay: is unavailable [duplicate]
... answered Jun 11 '14 at 19:11
brandonscriptbrandonscript
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How to print from GitHub
... file.pdf
Then print the resulting PDF file.
There is also this online converter, which produced the nicest output for me:
http://www.markdowntopdf.com/
Pandoc has an online demo as well.
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How to hide status bar in Android
... clicks on EditText(for ex To: ) at that time keyboard will be popped out and at the same time the user can be able to scroll to see all remaining views(ex: compose,subject, send button) in that screen. Similarly in my app I have one activity in that I am having some widgets or views.
Suppose i...
How can I add an animation to the activity finish()
I'm using overridePendingTransition for when my activity is created and that works fine I can see the fade in works great, but when I try and animate the finish on the activity it is still doing the default right to left slide.
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Initializing multiple variables to the same value in Java
I'm looking for a clean and efficient method of declaring multiple variables of the same type and of the same value. Right now I have:
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How do I compare two hashes?
...sh2.to_a # => true
hash1.to_a == hash3.to_a # => false
You can convert the hashes to arrays, then get their difference:
hash3.to_a - hash1.to_a # => [["c", 3]]
if (hash3.size > hash1.size)
difference = hash3.to_a - hash1.to_a
else
difference = hash1.to_a - hash3.to_a
end
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