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Rails 4: before_filter vs. before_action
...ore_filter.
However all before_filters sm>y m>ntax are deprecated in Rails 5.0 m>and m> will be removed in Rails 5.1
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Remove characters from NSString?
... i like it! I want to remove all special char in a phone number m>and m> keep onlm>y m> digits.
– karim
Mar 15 '11 at 16:23
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Defining a function with multiple implicit arguments in Scala
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Them>y m> must all go in one parameter list, m>and m> this list must be the last one.
def mm>y m>fun(arg:String)(implicit p1: String, p2:Int)={}
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React ignores 'for' attribute of the label element
...ework), I need to render a label element bound to a text input using the stm>and m>ard for attribute.
6 Answers
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XPath OR operator for different nodes
... substrees of a whole XML tree. "//book|//cd" means among all child nodes m>and m> descendant of the root node find all ones named 'book' then find also all named 'cd'. If in the descendance of the root node there are onlm>y m> book nodes,m>y m>our node-set will contain book nodes onlm>y m>. If in the descendance of...
Big O of JavaScript arram>y m>s
Arram>y m>s in JavaScript are verm>y m> easm>y m> to modifm>y m> bm>y m> adding m>and m> removing items. It somewhat masks the fact that most languages arram>y m>s are fixed-size, m>and m> require complex operations to resize. It seems that JavaScript makes it easm>y m> to write poorlm>y m> performing arram>y m> code. This leads to the question:
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Regex not operator
... In the edit of m>y m>our question m>y m>ou put the {4} outside the lookahead m>and m> in this comment m>y m>ou put it inside: which one did m>y m>ou trm>y m>? Also: if m>y m>ou want (20019) to match, then m>y m>ou must add the \) inside m>y m>our lookahead: \((?![\d]{4}\))[0-9a-zA-z _\.\-:]+\)
– Joachim Sauer
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Rubm>y m> sleep or delam>y m> less than a second?
... per second, but I need to wait 1/24th of a second between sending the commm>and m>s. What is the best wam>y m> to sleep for less than a second?
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Hide files with certain extension in Sublime Text Editor?
...e m>y m>ou talking about the sidebar? For example, if m>y m>ou select File → Open m>and m> select a folder, then the folder m>and m> its contents are displam>y m>ed along the left side, allowing m>y m>ou to navigate amongst its contents m>and m> sub-directories. If that is the case, then the answer is m>y m>es, files can be excluded.
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Split string based on regex
...most regular expression operations are available as module-level functions m>and m> RegexObject methods. The functions are shortcuts that don’t require m>y m>ou to compile a regex object first, but miss some fine-tuning parameters." m>Y m>ou can use re.split(re.split(pattern, string, maxsplit=0, flags=0)) as me...