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CSS strikethrough different color from text?
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411
Yes, by adding an extra wrapping element. Assign the desired line-through color to an outer el...
How can I check if my python object is a number? [duplicate]
... yet it will barf an error message when some operation doesn't make sense (4 - "1"), so manually checking this is rarely really needed. It's just a bonus. You can add it when finishing a module to avoid pestering others with implementation details.
This works starting with Python 2.6. On older vers...
AngularJS For Loop with Numbers & Ranges
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24 Answers
24
Active
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IntelliJ - Convert a Java project/module into a Maven project/module
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answered Oct 4 '11 at 2:07
Dave NewtonDave Newton
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Warning: push.default is unset; its implicit value is changing in Git 2.0
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2154
It's explained in great detail in the docs, but I'll try to summarize:
matching means git push...
Is there a link to GitHub for downloading a file in the latest release of a repository?
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44
A few years late, but I just implemented a simple redirect to support https://github.com/USER/P...
Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
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edited Feb 6 '14 at 0:46
Adrian Macneil
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How to map and remove nil values in Ruby
...s = [1, 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.even? }
# => [4, 16, 20]
In your case, as the block evaluates to falsey, simply:
items.filter_map { |x| process_x url }
"Ruby 2.7 adds Enumerable#filter_map" is a good read on the subject, with some performance benchmarks against some...
Why can I use a function before it's defined in JavaScript?
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Oreo
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answered Nov 4 '08 at 12:13
bobincebobince
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What's the difference between echo, print, and print_r in PHP?
...r you can't tell the difference between 0 and 0.0, or false and '':
array(4) {
[0]=>
int(0)
[1]=>
float(0)
[2]=>
bool(false)
[3]=>
string(0) ""
}
Array
(
[0] => 0
[1] => 0
[2] =>
[3] =>
)
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