Go 1.7: What's new and shiny? - Speaker Deck

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Go 1.7 What's new and shiny?

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Compiler improvements • Compilation/linking is faster • (Still not fast enough) • Running programs is about 5-35% faster • Filesize up to 20-30% smaller • Adds stack frame pointers for debugging using Linux perf • Binary only packages

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Vendoring GO15VENDOREXPERIMENT support removed

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context

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net/http/httptrace

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encoding/json • support encoding/decoding maps using keys with int types • Encoder.SetEscapeHTML • Encoder.SetIndent

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SubTesting

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Panic if a signal's name is known, it will be printed in the stack trace

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Additional reading • https://tip.golang.org/doc/go1.7 • https://blog.golang.org/context • https://medium.com/@cep21/how-to-correctly-use-context-context- in-go-1-7-8f2c0fafdf39