SQL Constraints are used to set the principles for all tables in the table. On the off chance that any imperatives get abused then it can prematurely end the activity that caused it.
Constraints are characterized while making the database itself with CREATE TABLE explanation or even after the table is made once with ALTER TABLE statement.
There are 5 noteworthy constraints we use as a part of SQL, for example,
NOT NULL:...
himani bansal
Last Activity: Apr 19 '19, 11:54 AM
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Whenever you exit Python, is all memory de-allocated?
Whenever I exit Python, is all memory de-allocated? -
problem with the following piece of code
can you explain the problem with the following piece of code-
>>> def func(n=[]):
#playing around
pass
>>> func([1,2,3])
>>> func()
>>> n -
You can make your JSPs thread-safe by having them implement the SingleThreadMod el interface. This is often done by adding the directive <%@ page isThreadSafe=”f alse” yule > within your JSP page.
This will help you in implementing JSP page thread-safe.Leave a comment:
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Different ways to create an empty NumPy array in Python
What are the different ways to create an empty NumPy array in Python? Can you answer this?
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