In this tutorial, we’ll design a simple login page in Flutter with mobile number input and OTP (One-Time Password) verification functionality. This is a common requirement in modern mobile applications for authentication. The tutorial will cover the following: Creating a login screen with a field to input the mobile number. Sending OTP to the entered …
Google Cloud Storage (GCS) is a robust and scalable object storage service provided by Google Cloud. It allows you to store and access data on Google’s infrastructure, and one of its key features is the ability to create Cloud Storage Buckets. These buckets are containers for storing your files and can be easily accessed via …
In this article, we’ll break down a complex SQL query, explain its business use case, and demonstrate how performance improvements were applied to make it run faster. SQL optimization is an essential skill in database management, especially when dealing with large datasets that impact the performance of applications and reporting systems. We’ll focus on an …
Reading files from Azure Blob Storage securely using Azure Functions can significantly streamline serverless processing workflows. Azure Functions is a powerful event-driven platform that allows you to trigger processes based on events, and with the Blob Trigger, you can automatically process files stored in Azure Blob Storage. In this article, we will show you how …
Securing configuration values is a critical aspect of modern application development. Whether it’s a connection string, API key, or database credentials, these sensitive pieces of data must be stored securely to ensure the integrity and security of your application. Azure Key Vault is a cloud service provided by Microsoft that helps securely store and access …
In many enterprise applications, data integration and synchronization between in-memory data structures (such as DataTables) and relational databases are crucial. A common scenario is when data is retrieved into a DataTable, and you need to persist this data into a SQL Server table. The challenge becomes handling both inserts and updates efficiently, ensuring data integrity …
Securing a .NET Core application is crucial to protecting sensitive data, ensuring the integrity of the application, and preventing unauthorized access. .NET Core, now .NET 5/6+, offers various built-in tools and practices for securing applications. This article will cover essential techniques for securing your .NET Core application with practical examples, focusing on authentication, authorization, data …
To prevent unwanted text input in a .NET Core TextBox (or any input field in general) using jQuery, you can use a combination of jQuery event handlers to restrict the input based on your specific requirements. You can prevent certain characters from being typed or control the length of the input. 1. Prevent specific characters …