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Validating with an XML schema in Python
...('Valid! :)')
else:
print('Not valid! :(')
A little bit of OOP
In order to validate more than one file, there is no need to create an XMLSchema object every time, therefore:
validator.py
from lxml import etree
class Validator:
def __init__(self, xsd_path: str):
xmlschema_doc...
How to define static property in TypeScript interface
...just can't extend an interface with a class (which you would need to do in order to add a static property).
– Jude Fisher
Dec 20 '12 at 17:39
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What is private bytes, virtual bytes, working set?
...aditional) unmanaged dlls usually constitutes of C++ statics and is of the order of 5% of the total working set of the dll.
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Does Swift have access modifiers?
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We all know that anything is hackable. We just need some order whats why we need access modifiers
– canbax
Feb 21 '18 at 7:43
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What is “2's Complement”?
...nd that to mean -15?
The answer is that we change the meaning of the high-order bit (the leftmost one). This bit will be a 1 for all negative numbers. The change will be to change the sign of its contribution to the value of the number it appears in. So now our 11110001 is understood to represent...
sql query to return differences between two tables
... you need to make sure you select the same fields (same types) in the same order. SELECT * works if this is the case for all columns; if not, just select some subset.
– ashes999
Mar 11 '13 at 16:14
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Why is C so fast, and why aren't other languages as fast or faster? [closed]
...down to native machine code. Since those other languages tend to exist in order to obtain a higher level of abstraction than C, those extra statements required in C tend to be focused on adding safety, adding complexity, and providing error handling. Those are often good things, but they have a co...
Covariance and contravariance real world example
... from the calling code.
Because of the inverted approach of using higher order functions in this manner, by the time the Action is invoked, it is the more derived Zebra instance which is invoked against the zebraAction function (passed as a parameter), although the function itself uses a less deri...
Check if a temporary table exists and delete if it exists before creating a temporary table
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The statement should be of the order
Alter statement for the table
GO
Select statement.
Without 'GO' in between, the whole thing will be considered as one single script and when the select statement looks for the column,it won't be found.
With 'GO' , ...
How do I extract a sub-hash from a hash?
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If you don't use rails, Hash#values_at will return the values in the same order as you asked them so you can do this:
def slice(hash, *keys)
Hash[ [keys, hash.values_at(*keys)].transpose]
end
def except(hash, *keys)
desired_keys = hash.keys - keys
Hash[ [desired_keys, hash.values_at(*desire...