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How can I use below vendor library in my custom module's helper file? I want to create an object of this class. /magento2/vendor/phpseclib/phpseclib/phpseclib/Crypt/RSA.php I have tried with below …

I have created few product attributes in custom module using UpgradeData. Now if I disable my module then I how can I disable the product attributes as well.

I have created dynamic rows in system config as below. <group id="jet_attributes" translate="label" type="text" sortOrder="16" showInDefault="1" showInWebsite="1" showInStore="1"> <label>Attribut …

I want to add condition rule block in my custom grid. I want to use it as a filter and want to search products using condition rules. I used this link as reference.

I am using event - checkout_cart_save_after to update cart item's price. But Item price is not getting updated. Below is the code. foreach ($observer->getCart()->getQuote()->getAllVisibleItems() as …

It worked with below code - $cart = $observer->getData('cart'); $quote = $cart->getData('quote'); $items = $quote->getAllVisibleItems(); foreach($items as $item) { $item->setCustomPrice(0); …

I have override two core checkout xml files for overriding default.phtml file in magento 2 as per the ref url - Overriding template not working in Magento 2 But when I add configurable product to my …

I have a custom form in admin. And this is one of my form field $fieldset->addField( 'price_coefficient', 'text', [ 'name' => 'price_coefficient', 'label' …

I want to write an observer when Product Inventory & price changes in Magento 2. In Magento 1 I was able to find event :- cataloginventory_stock_item_save_after But In magento 2 I am not able to run …

I have created split button i.e. button with options as below. Created block file namespace Yournamespace\Modulename\Block\Adminhtml\Product; class CustomActionList extends \Magento\Backend\Block\ …

I have created a product grid and want to add a Rule block above grid content. After so much research I found that function getMassactionBlockHtml() can be used to call Rule block. But the function …

I want to include below php library in my custom module https://github.com/Robhub/trocutc/blob/master/incl/xmlToArrayParser.class.php and want to use the same in controller or helper. I have includ …

I have a form in admin with dropdown and textbox. I want to show textbox only if dropdown value is set to yes. I have not used UI-component for this. I have tried below code but its not working. < …

I want to set custom shipping price irrespective of customer address. Below is the code. I tried to change it by adding - $cart->setShippingAmount('800'); but its not working. Is there any way to …