Posts (page 121)
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8 min readTo update data in Oracle, you can use the UPDATE statement. Here is the syntax for updating data in a single table:UPDATE table_name SET column1 = value1, column2 = value2, ... WHERE condition;In the above syntax:"table_name" refers to the name of the table you want to update."column1", "column2", etc. represent the columns you want to update."value1", "value2", etc. are the new values you want to set for the respective columns.
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8 min readIn Next.js, data fetching can be implemented using the getStaticProps function. This function allows you to fetch data at build time and pre-render the page with the obtained data.To implement data fetching with getStaticProps, you follow these steps:Create a page component in the pages directory of your Next.js application.Inside the page component, define an async function named getStaticProps.
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14 min readCross-selling and upselling are effective strategies to boost sales and increase average order value in an online store. These techniques involve suggesting additional products to customers during their shopping journey. WooCommerce, a popular e-commerce platform, offers various methods to set up cross-sell and upsell products. Below are the steps to implement them:Install and set up WooCommerce: Start by installing the WooCommerce plugin on your WordPress website.
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5 min readGrouping and counting data in MySQL allows you to aggregate and analyze information in a particular column or set of columns. It can be useful in situations where you want to find patterns or summarize data.To group and count in MySQL, you can use the GROUP BY clause along with the COUNT() function. The GROUP BY clause divides the result set into groups based on one or more columns, and the COUNT() function calculates the number of occurrences in each group.
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6 min readTo create a custom checkout page in WooCommerce, you need to follow these steps:First, access the functions.php file of your current theme. You can find this file in your WordPress dashboard under Appearance > Theme Editor. Open the functions.php file and add the following code to register a new checkout page template: function custom_checkout_page_template($template) { if (is_checkout()) { $new_template = locate_template(array('custom-checkout-page.
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5 min readTo connect to an Oracle Database using SQL*Plus, follow these steps:Open a command prompt or terminal window.Type sqlplus followed by your username and password in the format sqlplus username/password@hostname/service_name. Replace "username" with your actual Oracle username, "password" with your password, "hostname" with the database server's address or hostname, and "service_name" with the name of the Oracle service you wish to connect to. Press Enter.
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7 min readIn MySQL, you can display the "not null" column by using the SELECT statement along with the IS NOT NULL condition. Here's how you can achieve this:Syntax: SELECT column_name1, column_name2 FROM table_name WHERE column_name IS NOT NULL;Explanation:Start by writing the SELECT statement followed by the column names you want to display, separated by commas.Specify the table name after the FROM keyword.Include the WHERE clause to filter the results.
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12 min readAPI routes in Next.js allow you to create serverless functions that handle API requests. These functions are defined within the pages/api directory of your Next.js project. API routes provide a convenient way to create custom endpoints for your application without the need for an external server.To use API routes for serverless functions in Next.js, follow these steps:Create a new file within the pages/api directory. This file will represent your API endpoint.
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9 min readTo customize email notifications in WooCommerce, you can follow these steps:Go to your WordPress admin dashboard and navigate to WooCommerce > Settings.Click on the "Emails" tab.Here, you will find a list of default email notifications that WooCommerce sends. Click on the email you want to customize.You will be directed to the settings page for that specific email notification.Customize the email subject by entering your desired text in the "Subject" field.
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4 min readTo get substrings from a string in a MySQL column, you can utilize the built-in function SUBSTRING_INDEX. It allows you to extract parts of the string based on a delimiter.The general syntax of the SUBSTRING_INDEX function is as follows: SUBSTRING_INDEX(str, delimiter, count) Here, str is the string you want to extract substrings from, delimiter is the separator that determines where to split the string, and count specifies the number of occurrences of the separator to consider.
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4 min readTo create a table in Oracle, you need to use the CREATE TABLE statement. This statement allows you to define the table's name and structure, including column names, data types, sizes, and constraints.Here is the syntax for creating a table in Oracle:CREATE TABLE table_name ( column1 datatype(size), column2 datatype(size), column3 datatype(size), ... );Within the CREATE TABLE statement, you need to specify the table name after the keyword CREATE TABLE.
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7 min readTo integrate Next.js with TypeScript, you need to follow these steps:Create a new Next.js project: Start by setting up a new Next.js project using the following command: npx create-next-app your-app-name Install TypeScript dependencies: Next.js has built-in support for TypeScript. Install the required dependencies by running the following command: npm install --save-dev typescript @types/react @types/node Rename files to TypeScript: Rename your Next.js files from .js to .tsx extension.