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How to check if a URL is valid
...URI rgexps. You can access any of URI::DEFAULT_PARSER.regexp.keys directly from URI::#{key}.
For example, the :ABS_URI regexp can be accessed from URI::ABS_URI.
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Bootstrap dropdown sub menu missing
... Yeah Thanks I have added it my theme's stylesheet, just copy pasted from old version of bootstrap wordpress.org/themes/bikaner
– DevC
Aug 31 '13 at 19:08
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Animate scroll to ID on page load
..."title1">Some title</h2>
P.S. 'smooth' parameter now works from Chrome 61 as julien_c mentioned in the comments.
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Text overflow ellipsis on two lines
...of me, that it
requires a strong moral principle to prevent me from deliberately stepping
into the street, and methodically knocking people's hats off – then, I account
it high time to get to sea as soon as I can.
</p>
</div>
</div>...
What is hashCode used for? Is it unique?
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The quote from the MSDN is now out-of-date. The MSDN is now not as explicit about the hash code not being unique.
– user34660
Dec 26 '17 at 22:11
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Does Java have something like C#'s ref and out keywords?
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From CLR perspective, you're passing a managed reference (T&) by value, yes. But C# has its own terminology, and it specifically doesn't include such things as values of type ref T - from C# perspective, ref is strictly a...
Indentation in Go: tabs or spaces?
...y
gofmt -w .
You can read more about it here on the golang.org blog, or from the Effective go document:
Indentation
We use tabs for indentation and gofmt emits them by default. Use spaces only if you must.
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Interface/enum listing standard mime-type constants
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From https://docs.oracle.com/javaee/7/api/javax/ws/rs/core/MediaType.html :
staticjava.lang.String APPLICATION_ATOM_XML "application/atom+xml"
staticMediaType APPLICATION_ATOM_XML_TYPE "application/...
Expanding tuples into arguments
...re out of syntax sugar:
apply_tuple = lambda f, t: f(*t)
Example usage:
from toolz import *
from operator import add, eq
apply_tuple = curry(apply_tuple)
thread_last(
[(1,2), (3,4)],
(map, apply_tuple(add)),
list,
(eq, [3, 7])
)
# Prints 'True'
curry redefiniton of apply_tupl...
Get the last item in an array
... anArray.pop();
Important : This returns the last element and removes it from the array
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