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Why does Python use 'magic methods'?
...a part of Python, and it’s too
late to make such fundamental changes
now. The functions have to remain to
avoid massive code breakage.
The other "magical methods" (actually called special method in the Python folklore) make lots of sense, and similar functionality exists in other languages...
What part of Hindley-Milner do you not understand?
...σ), see overleaf.com/read/ddmnkzjtnqbd#/61990222
– SnowOnion
May 14 '18 at 14:02
add a comment
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Separate REST JSON API server and client? [closed]
... A minor point to add: While I have only built option #1, I know multiple mobile app developers who are starting to use parse.com as their backend in order to enable a fast path to #2.
– Rhb123
Jun 8 '12 at 18:12
...
catch all unhandled exceptions in ASP.NET Web Api
...
This is now possible with WebAPI 2.1 (see the What's New):
Create one or more implementations of IExceptionLogger. For example:
public class TraceExceptionLogger : ExceptionLogger
{
public override void Log(ExceptionLoggerConte...
How to make lists contain only distinct element in Python? [duplicate]
... i am wrong or with python3k the values will be preserved, cause set now are sorted?
– Ant
Dec 16 '10 at 10:32
2
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How to overcome TypeError: unhashable type: 'list'
...nto a list where each element is a line
for line in f.readlines():
# Now we split the file on `x`, since the part before the x will be
# the key and the part after the value
line = line.split('x')
# Take the line parts and strip out the spaces, assigning them to the variables
#...
Query for array elements inside JSON type
...n where condition but how to delete particular object like this ? i dont know index of this object . i want to delete by key value .
– Pranay Soni
Jul 21 '16 at 7:35
1
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In Swift how to call method with parameters on GCD main thread?
...ch after on the main queue, use:
DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
// your code here
}
Older versions of Swift used:
dispatch_async(dispatch_get_main_queue(), {
let delegateObj = UIApplication.sharedApplication().delegate as YourAppDelegateClass
delegateObj.addUIImage...
How to parse XML in Bash?
...call will return a non-zero status because we've reached the end of file.
Now his while loop cleaned up a bit to match the above:
while read_dom; do
if [[ $ENTITY = "title" ]]; then
echo $CONTENT
exit
fi
done < xhtmlfile.xhtml > titleOfXHTMLPage.txt
The first line j...
How to create the perfect OOP application [closed]
... p contains (np/100 rounded up to the nearest 0.05) amount of sales tax.
Now, what are the relationships between all those nouns?
Basic Sales Tax is a kind of Sales Tax
Import Duty is a kind of Sales Tax
A Sales Tax has a Rate which is a Decimal
Books are a kind of Item
Food is a kind of Item
Me...