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Why does datetime.datetime.utcnow() not contain timezone information?
...s this datetime not have any timezone info given that it is explicitly a UTC datetime ?
9 Answers
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Python: Tuples/dictionaries as keys, select, sort
Suppose I have quantities of fruits of different colors, e.g., 24 blue bananas, 12 green apples, 0 blue strawberries and so on.
I'd like to organize them in a data structure in Python that allows for easy selection and sorting. My idea was to put them into a dictionary with tuples as keys, e.g.,
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Oracle SQL Query for listing all Schemas in a DB
I wanted to delete some unused schemas on our oracle DB.
7 Answers
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Best way to merge two maps and sum the values of same key?
I want to merge them, and sum the values of same keys. So the result will be:
15 Answers
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How to detect Ctrl+V, Ctrl+C using JavaScript?
How to detect ctrl + v , ctrl + c using Javascript?
17 Answers
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Is it safe to assume a GUID will always be unique?
I know there is a minute possibility of a clash but if I generated a batch of 1000 GUIDs (for example), would it be safe to assume they're all unique to save testing each one?
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notifyDataSetChanged example
I'm trying to use in my Android Application the notifyDataSetChanged() method for an ArrayAdapter but it doesn't work for me.
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What's the difference between session.Merge and session.SaveOrUpdate?
.../child objects or many-to-many relationships, I need to call either SaveOrUpdate or Merge . Usually, when I need to call SaveOrUpdate , the exception I get on calling Merge has to do with transient objects not being saved first.
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