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What are some common Go code smells and how to avoid them?

The article discusses common Go code smells like long functions, nested code, and duplicated code, offering refactoring strategies and tools to improve code maintainability and efficiency.

Mar 26, 2025 pm 12:06 PM

How do you use logging in Go?

The article discusses logging in Go, detailing the use of the standard log package and best practices for effective logging. It covers log levels, structured logging, and how logging aids in debugging Go programs. Different Go logging libraries and t

Mar 26, 2025 pm 12:05 PM

How do you benchmark your Go code?

The article discusses benchmarking and optimizing Go code using built-in and third-party tools, and provides guidelines on when and how to run benchmarks effectively.

Mar 26, 2025 pm 12:04 PM

How do you mock dependencies in your Go tests?

The article discusses mocking dependencies in Go tests using interfaces and libraries like go-mock and testify/mock, and outlines best practices and strategies for accurate simulation of real dependencies.

Mar 26, 2025 pm 12:03 PM

What is the testing package in Go?

The article discusses Go's testing package, detailing its use for automated testing, including unit tests, benchmarks, and advanced features like subtests and parallel testing.

Mar 26, 2025 pm 12:02 PM

What are Go's built-in networking packages (e.g., net/http)?

Go's standard library includes robust networking packages like net/http for web services, net for low-level connections, and others for URLs, SMTP, and TLS, enabling diverse network application development.

Mar 25, 2025 pm 03:52 PM

Explain the concept of atomic operations in Go (using the sync/atomic package).

The article discusses atomic operations in Go using the sync/atomic package, focusing on their role in ensuring thread safety and preventing race conditions in concurrent programming.

Mar 25, 2025 pm 03:45 PM

How can you use contexts in Go to manage goroutine cancellation and deadlines?

The article discusses using Go's context package to manage goroutine cancellation and deadlines, offering centralized cancellation, deadline enforcement, and efficient resource management.

Mar 25, 2025 pm 03:44 PM

How does Go handle string formatting? (e.g., fmt.Printf, fmt.Sprintf)

Go's fmt package offers string formatting via fmt.Printf, fmt.Sprintf, and fmt.Fprintf. The article discusses their usage, differences, and common format specifiers.

Mar 25, 2025 am 11:19 AM

Explain the purpose of Go's reflect package. When would you use reflection? What are the performance implications?

The article discusses Go's reflect package, used for runtime manipulation of code, beneficial for serialization, generic programming, and more. It warns of performance costs like slower execution and higher memory use, advising judicious use and best

Mar 25, 2025 am 11:17 AM

What are runes in Go? How do they relate to strings and Unicode?

Go's runes, aliases for int32, represent Unicode code points, enabling handling of international text. Strings in Go are UTF-8 encoded byte sequences interpreted as runes for text processing, allowing iteration and conversion between runes and string

Mar 25, 2025 am 11:16 AM

Explain the concept of "zero values" in Go.

The article discusses "zero values" in Go, which are default values assigned to uninitialized variables. It explains zero values for various data types and their impact on programming, with examples.

Mar 25, 2025 am 11:11 AM

Explain how Go's garbage collection works. What are the trade-offs?

Go's garbage collection uses a concurrent, tri-color mark-and-sweep algorithm to manage memory. Key trade-offs include latency, throughput, memory usage, and complexity.

Mar 25, 2025 am 11:06 AM

How do you use the pprof tool to analyze Go performance?

The article explains how to use the pprof tool for analyzing Go performance, including enabling profiling, collecting data, and identifying common bottlenecks like CPU and memory issues.Character count: 159

Mar 21, 2025 pm 06:37 PM