To understand Go’s specification

Mar 19, 2020

Untyped constants in Go

Let’s start with quiz comparing two programs which differ only by single statement. Program C uses constant declaration (source code):

type N int

func main() {
    const c = 1
    var n N = c
    fmt.Println(n)
}

Michał Łowicki in golangspec

Mar 10, 2020

Pointer receiver methods and iteration variables

One more gotcha with re-using range clause variables.

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Feb 26, 2020

Equality in Golang

Tale of comparison operators and {DeepEqual,Equal,EqualFold} methods

3 responses

Michał Łowicki in golangspec

Feb 2, 2020

Defer statement in Golang (part I)

Deferred function is declared inside another function and is called when surrounding function exits…

Michał Łowicki in golangspec

Jan 14, 2020

“for” statement and its all faces in Golang

In contrast to many other languages, Go doesn’t have multiple constructs for…

1 response

Michał Łowicki in golangspec

Jul 6, 2018

range clause and the address of iteration variable

(source code)

package main

import (
    "fmt"
)

type T struct {
    id int
}

func main() {
    t1 := T{id: 1}
    t2 := T{id: 2}
    ts1 :=…

Michał Łowicki in golangspec

Mar 26, 2018

sync.RWMutex

Solving readers-writers problems

2 responses

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Mar 12, 2018

Synchronization queues in Golang

how to use channels to write idiomatic code in Go

2 responses

Michał Łowicki in golangspec

Feb 27, 2018

Reusable barriers in Golang

How to implement them using buffered channels

5 responses

Michał Łowicki in golangspec

Feb 19, 2018

Tags in Golang

Declaration of struct fields can be enriched by string literal placed afterwards — tag. Tags add meta information used either by…

1 response

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A series dedicated to deeply understand Go’s specification and language’s nuances

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