In Python, the yield keyword is used in a function to turn it into a generator. When a generator function is called, it returns a generator object that can be used to iterate over a sequence of values.

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In SQL Server, you can use the UPDATE statement with a SELECT statement to update rows in a table based on data from another table or a subset of data from the same table.

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Yes, Python has a ternary conditional operator, also known as a ternary operator or a conditional expression. It allows you to write a simple if-else statement in a single line.

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Yes, it is possible to catch multiple exceptions in a single except block in Python.

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In Python, You can merge two dictionaries in a single expression using the update() method.

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In Python, meta classes are classes that define the behavior of other classes. In other words, a meta class is a class that creates classes. Meta classes allow you to control the behavior of class creation, and to customize how classes are defined.

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To insert an item into an array at a specific index in JavaScript, you can use the splice() method. The splice() method allows you to modify the original array by adding, removing or replacing elements.

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