Rust's error handling approach is very different from many popular languages which support try/catch semantics. The return value pattern that Result<T, E> provides is flexible and powerful, but it also requires careful design for the error types that should be returned. We'll look at how error types for traits can best support implementors and users of our traits.

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ClickHouse supports a wide variety of SQL join types, but users should be aware of the possible performance problems that can manifest when querying large datasets. Understanding what gives rise to these challenges allows us to come up with strategies for crafting more efficient queries for large datasets.

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Using rust's expressive type system to create better command line interfaces for your software. Dive into the clap crate and see how it can lead to more maintainable, more friendly software for your users.

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