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How to paste yanked text into the Vim command line
...he contents of the 58th line.
Define a search pattern manually: :let @/ = 'foo'
cf. :help :let
Note that doing that, you needn't to escape / in the pattern. However you need to double all single quotes of course.
Copy all lines beginning with foo, and afterwards all lines containing bar to clipboa...
PHP function to make slug (URL string)
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$text = trim($text, '-'); should be at the end, otherwise Foo 收 becomes foo-. Also, Foo 收 Bar becomes foo--bar (the repeated - seems redundant).
– rybo111
Jul 3 '15 at 13:36
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rbenv not changing ruby version
I installed rbenv according to the github directions. I am running OSX but I have tried this on a Ubuntu 12.04 VM and got the same results. The following is what i get in my terminal when I try to change ruby versions:
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lodash multi-column sortBy descending
...;4
var sortedArray = _.orderBy(mixedArray,
['foo','foo.bar','bar.foo.bar'],
['desc','asc','desc']);
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Is there shorthand for returning a default value if None in Python? [duplicate]
...lue
Example:
In [22]: x = None
In [23]: print x if x is not None else "foo"
foo
In [24]: x = "bar"
In [25]: print x if x is not None else "foo"
bar
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How to import an existing X.509 certificate and private key in Java keystore to use in SSL?
...rePass="changeit" />
#
# Let's roll:
TARGET_KEYSTORE=/etc/tomcat6/foo-server.keystore.jks
TARGET_STOREPW=changeit
TLS=/etc/pki/tls
KEY=$TLS/private/httpd/foo-server.example.com.key
LEAFCERT=$TLS/certs/httpd/foo-server.example.com.pem
CHAINCERT=$TLS/certs/httpd/chain.cert.pem
# ----
# Cre...
How do I check if an element is really visible with JavaScript? [duplicate]
In JavaScript, how would you check if an element is actually visible?
16 Answers
16
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What is the difference between gsub and sub methods for Ruby Strings
...iced before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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How to reset sequence in postgres and fill id column with new data?
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ALTER SEQUENCE seq RESTART;
Then update the table's ID column:
UPDATE foo SET id = DEFAULT;
Source: PostgreSQL Docs
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What is mattr_accessor in a Rails module?
... end # directly access the class variable
end
MyModule.mattr_in_module = 'foo' # set it on the module
=> "foo"
MyClass.get_mattr # get it out of the class
=> "foo"
class SecondClass
include MyModule
def self.get_mattr; @@mattr_in_module; end # again directly access the class variable in...