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List comprehension in Ruby
...k.nil?
self.collect(&block).compact
end
end
some_array = [1, 2, 3, 4, 5, 6]
new_array = some_array.comprehend {|x| x * 3 if x % 2 == 0}
puts new_array
Prints:
6
12
18
I would probably just do it the way you did though.
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jQuery SVG, why can't I addClass?
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Edit 2016: read the next two answers.
JQuery 3 fixes the underlying issue
Vanilla JS: element.classList.add('newclass') works in modern browsers
JQuery (less than 3) can't add a class to an SVG.
.attr() works with SVG, so if you want to depend on jQuery:
// Instea...
PHP prepend associative array with literal keys?
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answered Sep 3 '09 at 1:29
cletuscletus
561k152152 gold badges873873 silver badges927927 bronze badges
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Check whether a path is valid
...elative.
– Dan Gøran Lunde
Feb 9 '13 at 10:38
1
Even with UriKind as Relative or AbsoluteOrRelat...
Include .so library in apk in android studio [duplicate]
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3 Answers
3
Active
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Remove specific commit
...ent" is based on the default number of lines from a context diff, which is 3. So if 'myfile' was constructed like this:
$ cat >myfile <<EOF
line 1
junk
junk
junk
junk
line 2
junk
junk
junk
junk
line 3
EOF
$ git add myfile
$ git commit -m "initial check-in"
1 files changed, 11 insertions(...
What is the difference between pluck and collect in Rails?
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231
pluck is on the db level. It will only query the particular field. See this.
When you do:
Us...
What does “@@ -1 +1 @@” mean in Git's diff output?
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3 Answers
3
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How to call Base Class's __init__ method from the child class? [duplicate]
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123
You could use super(ChildClass, self).__init__()
class BaseClass(object):
def __init__(self...
T-SQL: Deleting all duplicate rows but keeping one [duplicate]
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3 Answers
3
Active
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