Tutor profile: Casey M.
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Casey M.
Senior Software Engineer at Humana
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Questions
Subject: SQL Programming
TutorMe
Question:
What is the difference between a COALESCE and an ISNULL?
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Casey M.
Answer:
ISNULL can take one argument to take the place of a NULL, COLAESCE will take many arguments checking left to right in order whether there is a non-nullable value.
Subject: Python Programming
TutorMe
Question:
What is a good way to keep track of various amounts of data through iterations?
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Casey M.
Answer:
You should be able to keep a lot of data through iterations using a dict as it is one of the most versatile data structures Python has to offer.
Subject: Java Programming
TutorMe
Question:
Can you create private classes in Java?
Inactive
Casey M.
Answer:
Technically, yes, but it has to be an inner class since you would not be able to access it otherwise.
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