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Python Unicode Encode Error
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Likely, your problem is that you parsed it okay, and now you're trying to print the contents of the XML and you can't because theres some foreign Unicode characters. Try to encode your unicode string as ascii first:
unicodeDa...
How to use Python's pip to download and keep the zipped files for a package?
If I want to use the pip command to download a package (and its dependencies), but keep all of the zipped files that get downloaded (say, django-socialregistration.tar.gz) - is there a way to do that?
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What's the difference between lapply and do.call?
..."numeric"
$Petal.Width
[1] "numeric"
$Species
[1] "factor"
do.call takes a function as input and splatters its other arguments to the function. It is widely used, for example, to assemble lists into simpler structures (often with rbind or cbind).
For example:
x <- lapply(iris, class)
do.c...
What is an 'endpoint' in Flask?
The Flask documentation shows :
2 Answers
2
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Where to define custom error types in Ruby and/or Rails?
...t; AuthenticationError; end
end
an example of this would be something like this in httparty
For Ruby on Rails
Put them in your lib/ folder under a file called exceptions.rb, which would look something like this:
module Exceptions
class AuthenticationError < StandardError; end
class Inva...
Call UrlHelper in models in ASP.NET MVC
I need to generate some URLs in a model in ASP.NET MVC. I'd like to call something like UrlHelper.Action() which uses the routes to generate the URL. I don't mind filling the usual blanks, like the hostname, scheme and so on.
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Java Persistence / JPA: @Column vs @Basic
...the other then you get default behaviour which is sensible, so commonly folks use only one with the exception of special cases.
So if we wanted a lazy loading of an attribute and to specify a column name we can say
@Basic(fetch=FetchType.LAZY)
@Column(name="WIBBLE")
If we neeed the default, no...
How to un-escape a backslash-escaped string?
Suppose I have a string which is a backslash-escaped version of another string. Is there an easy way, in Python, to unescape the string? I could, for example, do:
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How to pass a user defined argument in scrapy spider
...rapy.Spider):
name = 'myspider'
def __init__(self, category='', **kwargs):
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 do...
How can I comment a single line in XML?
... comment a line in XML and have the comment end automatically on a linebreak.
XML has only one definition for a comment:
'<!--' ((Char - '-') | ('-' (Char - '-')))* '-->'
XML forbids -- in comments to maintain compatibility with SGML.
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