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How to pass a user defined argument in scrapy spider
...gs):
self.start_urls = [f'http://www.example.com/{category}'] # py36
super().__init__(**kwargs) # python3
def parse(self, response)
self.log(self.domain) # system
Taken from the Scrapy doc: http://doc.scrapy.org/en/latest/topics/spiders.html#spider-arguments
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Rails filtering array of objects by attribute value
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VikVik
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git discard all changes and pull from upstream
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edited Jan 3 '19 at 18:02
answered Dec 8 '12 at 20:08
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When to choose mouseover() and hover() function?
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113
From the official jQuery documentation
.mouseover()
Bind an event handler to the "mouseover" J...
MySQL: What's the difference between float and double?
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Daniel VassalloDaniel Vassallo
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How do I check two or more conditions in one ?
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edited May 23 '17 at 11:54
Community♦
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answered Dec 2 '11 at 11:44
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In ASP.NET, when should I use Session.Clear() rather than Session.Abandon()?
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173
Session.Abandon() destroys the session and the Session_OnEnd event is triggered.
Session.Clear...
What would be a good docker webdev workflow?
...tainer which implements what you're talking about in #1 txt.fliglio.com/2013/11/creating-a-mysql-docker-container
– ben schwartz
Dec 14 '13 at 23:38
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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
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33 Answers
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When to use , tag files, composite components and/or custom components?
...rty. E.g. a component which represents a single java.util.Date property by 3 dependent <h:selectOneMenu> components, or a component which combines <p:fileUpload> and <p:imageCropper> into a single <my:uploadAndCropImage> referring a single custom com.example.Image entity as p...