Alembic Migrations in PostgreSQL: Fix Multiple Heads
1. Understanding Alembic and Migration Heads Alembic keeps track of database structure changes using versioned migration scripts that include upgrade() and downgrade() functions. Each migration is connected to a parent revision, creating a continuous sequence of updates. The most recent
What Is Agile Testing
What Is Agile Testing? Agile testing is a collective term that is used to define the testing process which follows the Agile software development principles. It basically includes performing frequent and automated testing of code along with the development process.
Instant Recovery of EC2 Instance from Snapshots
Recovery of EC2 Select Snapshots from the Elastic Block Store menu on the Amazon EC2 interface. Find the snapshot you wish to restore, then choose it. Choose Actions, and then choose Create Volume. In the same Availability Zone as your
Create a Dynamic Lightning Datatable in Salesforce
Lightning Datatable is used to display the Salesforce data in a tabular form and has many standard features that can be applied to the records being displayed in the datatable. Generally, we create a datatable and use the hard-coded values
What is a serverless application? Explain Microsoft Azure Functions
A serverless application is a type of application that is designed to run on a cloud computing platform, where the cloud provider takes care of managing the underlying infrastructure and scaling resources automatically based on the application’s needs. In a
What is a serverless application? Explain Microsoft Azure Functions
A serverless application is a type of application that is designed to run on a cloud computing platform, where the cloud provider takes care of managing the underlying infrastructure and scaling resources automatically based on the application’s needs. In a
Rules to redirect www to the parent domain
Install the URL Rewrite module (if it is not installed by default). http://www.iis.net/downloads/microsoft/url-rewrite After installing the module, use the below directive and put it inside the webconfig file Note: replace the domain name above from example.com with your desired domain
Explain the Server Session State pattern with an example in C Sharp
Server Session State is a design pattern used in web applications to maintain the state of a user’s session on the server side. This means that instead of storing the session state on the client side (e.g., in cookies), the
The role of DevOps in software development
Role of DevOps DevOps is a rapidly growing practice that combines the roles of software development and operations to improve collaboration and efficiency in the software development process. The goal of DevOps is to deliver software faster, with higher quality
AWS CloudWatch
Amazon Web Services (AWS): Amazon Web Services (AWS) provides a wide range of cloud-based services for businesses and organizations. One of the key challenges of managing AWS resources is monitoring and managing them effectively. AWS CloudWatch is a monitoring and