Bayu Candra bayucandra

## download.go
package main

/**
 * @website http://albulescu.ro
 * @author Cosmin Albulescu <cosmin@albulescu.ro>
 */

import (
	"bytes"
	"fmt"

## iso8583-data-element-notation.go
package main

//https://play.golang.org/p/_iu24fTdt57
import (
	"fmt"
	"regexp"
)

func main() {
	str := `an..19` //https://en.wikipedia.org/wiki/ISO_8583#Examples_3

## self-signed-certificate-with-custom-ca.md

      
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                bayucandra
                / self-signed-certificate-with-custom-ca.md
            
            
              Created
              January 3, 2020 01:50
                — forked from fntlnz/self-signed-certificate-with-custom-ca.md
            
              
                Self Signed Certificate with Custom Root CA
              
          
    Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!
openssl genrsa -des3 -out rootCA.key 4096

  
## mongo-get-duplicate-field.go
package main

import (
	"fmt"
	"regexp"
)

func main() {
	errStr := `rpc error: code = AlreadyExists desc = multiple write errors: [{write errors: [{E11000 duplicate key error ` +
		`collection: mai_webmin_inventory_service.groups index: unique_name dup key: { name: "aa1234" }}]}, {<nil>}]`
	package main

	/**
	* @website http://albulescu.ro
	* @author Cosmin Albulescu <cosmin@albulescu.ro>
	*/

	import (
	"bytes"
	"fmt"
	package main

	//https://play.golang.org/p/_iu24fTdt57
	import (
	"fmt"
	"regexp"
	)

	func main() {
	str := `an..19` //https://en.wikipedia.org/wiki/ISO_8583#Examples_3