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Why doesn't JavaScript have a last method? [closed]
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Because Javascript changes very slowly. And that's because people upgrade browsers slowly.
Many Javascript libraries implement their own last() function. Use one!
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How to merge a transparent png image with another image using PIL
I have a transparent png image "foo.png"
and I've opened another image with
7 Answers
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“The given path's format is not supported.”
...All Blond put using System.IO; above, then clear str_uploadpath + fileName and write Path.Combine(str_uploadpath, fileName)
– user586399
Sep 8 '11 at 13:35
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How do you print out a stack trace to the console/log in Cocoa?
...his question was originally asked. For pre-Snow-Leopard, use the backtrace and backtrace_symbols functions; see the backtrace(3) manpage.
– Peter Hosey
Feb 25 '10 at 13:32
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Tick symbol in HTML/XHTML
We need to display a tick symbol (✓ or ✔) within an internal web app and would ideally like to avoid using an image.
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How to run a single RSpec test?
...RSpec.configure do |config|
config.filter_run_when_matching :focus
end
And then add a focus tag to the it, context or describe to run only that block:
it 'runs a test', :focus do
...test code
end
RSpec documentation:
https://www.rubydoc.info/github/rspec/rspec-core/RSpec/Core/Configuration...
How do I URL encode a string
I have a URL string ( NSString ) with spaces and & characters. How do I url encode the entire string (including the & ampersand character and spaces)?
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How to read a line from the console in C?
... line in a C console program
The text entered might have a variable length and we can't make any assumption about its content.
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How to detect if URL has changed after hash in JavaScript
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This, as I understand, works only for the change of the part after the # sign (hence the event name)? And not for full URL change, as seems to be implied by the question's title.
– NPC
May 27 '14 at 21:53...
How do I create a foreign key in SQL Server?
I have never "hand-coded" object creation code for SQL Server and foreign key decleration is seemingly different between SQL Server and Postgres. Here is my sql so far:
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