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Database Development

CONCAT cells from top to bottom in MySQL with subquery? [duplicate]

Link to the duplicate, as a workaround for this bug. Is it possible to CONCAT cells that are not on the same row in a MySQL query? The database contains customer order information (Order ID, Name, Address, Product, Option, etc). When a customer selects multiple options for a product they appear on separate rows. Ideally […]

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CMS Magento Mastering Development

Clone collection magento 1.9

I need to get total count as per filter conditions then need to put the pagination settings on collection. Here is my code: <?php public function getCustomizedProducts($manufact,$page,$pageSize) { //$page = 1 //pageSize = 20 $info = array(); $totals = 0; $collectionTotals = Mage::getResourceModel(‘catalog/product_collection’) ->addAttributeToSelect(array(‘entity_id’,’sku’,’name’,’url_path’,’short_description’,’status’,’image’,’is_in_stock’)) ->addFieldToFilter(‘status’,Mage_Catalog_Model_Product_Status::STATUS_ENABLED) ->joinField(‘is_in_stock’, ‘cataloginventory/stock_item’, ‘is_in_stock’, ‘product_id=entity_id’, ‘is_in_stock=1’, ‘.stock_id=1’, ‘left’) ->addAttributeToFilter(‘is_option’,0) ->addFieldToFilter(‘visibility’, 4) […]

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CMS Magento Mastering Development

Magento 1 How create data-upgrade script for changes data in products by sku

Hello! I have question about upgrade scripts in Magento 1. I have a large number of products with sku and for these products need to change a lot of values (categories, subcategories, name, cost, filtering ability, size, etc.) Tell me how can I do this? What logic to implement in upgrade-script? Thanks)

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Mastering Development

SPRING DATA JPA- GET LIST OF OBJECT BY DISCTINCT AND ORDER BY PROPERTY

I have some Website_Package_mapping that contains Website and Package Object. i want List by following Criteria. 1> Unique webDetail; 2> Lowest Price; public class WebsitePackageMapping implements Serializable { private int id; private int userId; @ManyToOne(fetch = FetchType.EAGER) @JoinColumn(name = “website_id”) private WebDetail webDetail; @OneToOne(fetch = FetchType.EAGER) @JoinColumn(name = “package_id”) private WebPackage webPackage; private BigDecimal price; […]

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Mastering Development

Call to a member function bind_param() on boolean error

I am having troubles getting my form to work – I am receiving the error: Fatal error: Uncaught Error: Call to a member function bind_param() on boolean** on line 135… I’ve provided line 134 through 137, I am really struggling to find the issue… I’m still learning this language, it’s tough. $stmt = $database->prepare(“INSERT INTO […]

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Mastering Development

SQL queries across joined tables

In MySQL I have three tables: Customer: which contains ID, Name, Balance, and Address Orders: which contains the Order ID, Order Date, Shipping Date, and Customer ID as a foreign key Order Lines: which contains Order ID, Part ID, and Number Ordered. I’m trying to write a query such that I can figure out how […]

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Mastering Development

Intervene in definition of every class in python implicitly using metaclasses?

I’ve been learning about metaclasses, and I was wondering if it’s possible to add a new attribute to every class that’s defined in python, not just those which inherit explicitly from a custom metaclass. I can add a new attribute explicitly using a custom metaclass like this class NewAttrMeta(type): def __new__(cls, name, bases, attrs): attrs[‘new_attr’] […]

Categories
Database Development

CONCAT cells from top to bottom in MySQL with subquery? [duplicate]

Link to the duplicate, as a workaround for this bug. Is it possible to CONCAT cells that are not on the same row in a MySQL query? The database contains customer order information (Order ID, Name, Address, Product, Option, etc). When a customer selects multiple options for a product they appear on separate rows. Ideally […]

Categories
Mastering Development

Edit function not saving changes to state data in React

I am trying to provide functionality in my webpage for editing state data. Here is the state structure state = { eventList:[ { name: “Coachella” list: [ { id: 1, name: “Eminem” type: “rap” } { id: 2, name: “Kendrick Lamar” type: “rap” } ] } ] } I want to be able to edit […]

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Mastering Development

How do I prevent SQL injections in Flask-SQLAlchemy? Is there a better way to load data from CSV?

I am trying to quickly load data from the internet into a table using Flask, SQLAlchemy with PostgreSQL/psycopg2. I am in a slight argument with a co-worker. We will call him “Dad.” Dad is arguing that we cannot execute a raw SQL query because of the possibility SQL injection. I am arguing that we can, […]