How to Stop a goroutine in Golang
Several Ways to Stop Goroutine in Go.
A signal channel
Typically, you pass the goroutine a (possibly separate) signal channel. That signal channel is used to push a value into when you want the goroutine to stop. The goroutine polls that channel reg...
How to Fetch Return Value from a goroutine in Golang
Catching return values from goroutines in Go.
Channels
A channel is a communication mechanism that lets one goroutine send values to another goroutine.
Make a main.go file containing the following:
package main
import (
"fmt"
"time"
)
func ...
How to Recover panic in Golang
Defer, Panic, and Recover in Go.
panic
During a typical panic, normal execution stops, all deferred function calls in that goroutine are executed, and the program crashes with a log message.
package main
func main() {
panic("invalid")
}
...
How to Index Characters in a String in Go
In Golang, there are 2 ways to index characters in a string.
Using individual characters
In UTF-8, ASCII characters are single-byte corresponding to the first 128 Unicode characters. Strings behave like slices of bytes. A rune is an integer value i...
How many keywords are there in Go
List of Golang Keywords.
Keywords
The following keywords are reserved and may not be used as identifiers.
break default func interface select
case defer go map struct
chan else goto package switch
const ...