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what is the difference between ?:, ?! and ?= in regex?
...look behind
?<! is for negative look behind
Please check here: http://www.regular-expressions.info/lookaround.html for very good tutorial and examples on lookahead in regular expressions.
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How do you get a timestamp in JavaScript?
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edited May 30 '18 at 11:01
Chuck Le Butt
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What is the correct way to document a **kwargs parameter?
... including an actual example in the answer.
– naught101
Jun 5 '19 at 1:24
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decimal vs double! - Which one should I use and when? [duplicate]
...r money!
– Triynko
Mar 21 '12 at 22:01
18
As a result, I wouldn't manipulate monetary values of m...
Cannot push to Git repository on Bitbucket
...I just reformatted and now I can't seem to get Git to work. After doing a commit, I had to add my email and name to the globals, but then it committed just fine.
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C# Ignore certificate errors?
... into bad practices. (Sometimes you have no choice) jasig.275507.n4.nabble.com/…
– snowYetis
Jan 19 '16 at 15:54
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What's the safest way to iterate through the keys of a Perl hash?
...the iterator.
– ysth
Dec 1 '08 at 3:01
5
There is another caveat with each. The iterator is bound...
how to reference a YAML “setting” from elsewhere in the same YAML file?
...ate a standalone YAML-enhancement library, such as one listed here. github.com/dreftymac/dynamic.yaml/blob/master/…
– dreftymac
Aug 24 '16 at 23:16
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AWS Difference between a snapshot and AMI
...self.
– Dan Pritts
Oct 18 '16 at 20:01
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How to parse JSON in Scala using standard Scala classes?
... lazy val create_time: String = (json \ "create_time").extractOrElse("1970-01-01 00:00:00")
lazy val site_id: String = (json \ "site_id").extractOrElse("")
lazy val alipay_total_price: Double = (json \ "alipay_total_price").extractOpt[String].filter(_.nonEmpty).getOrElse("0").toDouble
lazy val...