When should I use defer in programming?
An example of an AI chatbot conversation about when to use defer in programming.
Can you explain when to use 'defer' in programming?
Sure! 'Defer' is used to delay the execution of a function until the surrounding function has completed.
What are some practical examples of using 'defer'?
A common example is in Go, where 'defer' is used to ensure that a function call is performed later, usually for cleanup.
Are there any performance implications of using 'defer'?
Yes, while 'defer' is convenient, it can introduce a slight overhead due to the way it manages the function calls.
Can 'defer' be used in all programming languages?
Not all languages have a 'defer' keyword, but similar concepts exist in many languages for managing execution order.
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