Use helper method in template file

Javascript in Magento 2

Magento 2 uses Require JS lib and Knockout JS lib to solve the page speed and manage the JS dependency.

As JS are loaded asynchronously in backend, it helps to increase the page speed.

The JS files can be found in f...

5.Create Model and Resource model

Address model class extends the AddressInterface and it contains the data object getters setter methods.

<?php
/**
 * Address
 *
 * @copyright Copyright © 2021 Va...

1. Create required folders and files for a module

Vasan
--KpsAddress
  --Api
    --Data
      --AddressInterface.php
      --AddressSearchResultsInterface.php
    --AddressRepositoryIn...

1) Non Auto Increment Primary key

The $_isPkAutoIncrement should be assigned as false in resource model, when a primary key of a table is used as non auto increment.

protected $_isPkAutoIncrement = false;

2) Custom Cron Job

F...

How to create a new custom attribute to Customer

This article explain the custom customer attribute creation and showing that in account creation and account edit

Magento Customer module is developed with EAV attributes
if a attribute is cr...

Mailhog is a tool to test the you application mail outgoing.

Steps to use with docker

First, install mailhog sendmail tool in your php docker container

wget https://github.com/mailhog/mhsendmail/releases/download/v0.2.0/mhsendmail_linu...

How to show line number in vi editor
: Run

:set nu

How to show line number in gedit
: 1)Click on Edit menu
2)Select the Preference

3)Tick the Display line numbers

How to clear the screen

: ctrl + l

**How ...

First install following packages

sudo pacman -Sy ifuse usbmuxd libplist libimobiledevice

Then reboot the system

Then make directory a to mount the files

mkdir ~/iPhone

Use the ifuse to mount the Iphone

ifuse ~/iPhone...

In this example, you can learn how to add additional attributes for customer address

Steps

1. Add additional attributes to EAV table
2. Create extension attributes to link with models to save additional attributes values in databases
3. Crea...

CustomerSetupFactory and Attribute SetFactory classes should be used to create the customer attribute using setup script

<?php


namespace ExamNotes\Chapter10\Setup;

use Magento\Customer\Setup\CustomerSetupFactory;
use Magento\Eav\Setup\Eav...