Vivek Kumar Singh viveksyngh

Pythonista, Gopher

viveksyngh / pass-by-reference.go

Created September 6, 2018 19:35

	package main

	import (
	"fmt"
	)

	//Person type to repersent a person
	type Person struct {
	FirstName string
	LastName string

viveksyngh / pass-by-value.go

Created September 6, 2018 19:32

	package main

	import (
	"fmt"
	)

	//Person type to repersent a person
	type Person struct {
	FirstName string
	LastName string

viveksyngh / overloading.go

Created September 4, 2018 13:22

	package main

	import (
	"fmt"
	)

	//Person struct to represent a person
	type Person struct {
	FirstName string
	LastName string

viveksyngh / composition.go

Created September 4, 2018 11:31

	package main

	import (
	"fmt"
	)

	//Person struct to store person information
	type Person struct {
	FirstName string
	LastName string

viveksyngh / structs.go

Created September 4, 2018 11:03

	package main

	import (
	"fmt"
	)

	//Person struct to store person information
	type Person struct {
	FirstName string
	LastName string

viveksyngh / command-timeouts.go

Created August 28, 2018 14:22

viveksyngh / command-timeout-with-context.go

Created August 28, 2018 14:20

 //CommandTimeoutWithContext command timeout with background context
 func CommandTimeoutWithContext(command string, timeout time.Duration) (string, error) {
 	ctx, cancel := context.WithTimeout(context.Background(), timeout)
 	defer cancel()
 	cmd := exec.CommandContext(ctx, "/bin/bash", "-c", command)
 	out, err := cmd.CombinedOutput()
 	if ctx.Err() == context.DeadlineExceeded {
 		fmt.Println("Command timed out")

viveksyngh / command-timeout-with-channel.go

Created August 28, 2018 14:18

	//CommandTimeoutWithChannel command timeout using channel and goroutine
	func CommandTimeoutWithChannel(command string, timeout time.Duration) (string, error) {
	cmd := exec.Command("/bin/bash", "-c", command)
	var out bytes.Buffer
	cmd.Stdout = &out

	err := cmd.Start()
	if err != nil {
	log.Printf("Error : %s", err.Error())
	return err.Error(), err

viveksyngh / command-timeout-with-timer.go

Created August 28, 2018 14:14

	func CommandTimeoutWithTimer(command string, timeout time.Duration) (string, error) {
	cmd := exec.Command("/bin/bash", "-c", command)

	timer := time.AfterFunc(timeout, func() {
	cmd.Process.Kill()
	})

	out, err := cmd.CombinedOutput()

	isExpired := timer.Stop()

viveksyngh / deploy-openfaas-operator.md

Created August 21, 2018 13:44

Step by Step instructions to Deploy OpenFaaS Operator

Install helm CLI client on your system

$ brew install kubernetes-helm

$ curl https://raw.githubusercontent.com/kubernetes/helm/master/scripts/get > get_helm.sh
$ chmod 700 get_helm.sh
$ ./get_helm.sh