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How to import a Python class that is in a directory above?
...ge hierarchy, use two dots, as the import statement doc says:
When specifying what module to import you do not have to specify the absolute name of the module. When a module or package is contained within another package it is possible to make a relative import within the same top package withou...
node.js equivalent of python's if __name__ == '__main__' [duplicate]
I'd like to check if my module is being included or run directly. How can I do this in node.js?
2 Answers
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How to view files in binary from bash?
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sudo xxd /dev/diskn | less is now my new favorite thing.
– krs013
Jan 30 '15 at 18:39
7
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How to return a value from __init__ in Python?
...is new here? Is new implicit in Python? I assumed Python's semantics were different from Java and the other languages that do use this word.
– cs95
Jul 20 '16 at 6:06
1
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Is there a built-in function to print all the current properties and values of an object?
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You are really mixing together two different things.
Use dir(), vars() or the inspect module to get what you are interested in (I use __builtins__ as an example; you can use any object instead).
>>> l = dir(__builtins__)
>>> d = __builtins__...
How do I grant myself admin access to a local SQL Server instance?
...the command prompt to stop the SQL Server service:
net stop mssqlserver
Now go to the directory where SQL server is installed. The directory can for instance be one of these:
C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\Binn
C:\Program Files\Microsoft SQL Server\MSSQL13.MS...
Advantage of switch over if-else statement
...Obviously this just moves the problem to a different area of the code, but now you have the opportunity to reuse this test. You also have more options for how to solve it. You could use std::set, for example:
bool RequiresSpecialEvent(int numError)
{
return specialSet.find(numError) != specia...
.trim() in JavaScript not working in IE
...e under Mozilla, but an error displays when I try it in IE8. Does anyone know what is going on here? Is there anyway I can make it work in IE?
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Store JSON object in data attribute in HTML jQuery
...nt').data('key',jsonObject);
it won't actually be stored in the html, but if you're using jquery.data, all that is abstracted anyway.
To get the JSON back don't parse it, just call:
var getBackMyJSON = $('#myElement').data('key');
If you are getting [Object Object] instead of direct JSON, just ...
Solving “Who owns the Zebra” programmatically?
...n in Python based on constraint-programming:
from constraint import AllDifferentConstraint, InSetConstraint, Problem
# variables
colors = "blue red green white yellow".split()
nationalities = "Norwegian German Dane Swede English".split()
pets = "birds dog cats horse zebra".split(...