When you get a “Bad Request” error while using the “PostAsJsonAsync” method, it means that the server did not understand or could not process the request you sent. This error occurs when the syntax or data format of the request is incorrect. To debug and resolve this issue, you can perform the following steps: 1. … Read more

How to Add a New Column in Power BI Adding a new column in Power BI is a simple process that allows for the creation of customized calculations or transformations based on existing data. Here’s how you can do it: Open your Power BI Desktop application and load the desired dataset. In the “Fields” pane … Read more

Sure! Here’s an HTML content inside a `div` tag, demonstrating how to create a file upload form that allows only one file to be uploaded per request. “`html Select a file: “` In the above example, we create a `form` element with an `action` attribute pointing to the endpoint where you want to handle the … Read more

How to Add Multiple Rows in Power BI In Power BI, you can add multiple rows to a table or matrix visual using various methods depending on your data source and requirements. Here are a few ways to achieve this: 1. Manual Entry: If you have a small number of rows to add, you can … Read more

POST Byte Array to Web API in C# To post a byte array to a Web API in C#, you can use the HttpClient class available in the System.Net.Http namespace. Here’s an example: using System; using System.Net.Http; using System.Threading.Tasks; class Program { static async Task Main(string[] args) { byte[] byteArray = GetByteArray(); using (var client … Read more

How to Add Multiple Filters in Power BI Power BI allows you to add multiple filters to your data visuals, which can help you refine and drill down into specific subsets of data. Here’s a step-by-step guide on adding multiple filters in Power BI with examples. 1. Open Power BI Desktop and load your data … Read more

A promise rejection occurs when a promise is rejected, but there is no error handling to catch the rejection. This can result in uncaught promise rejections, which can cause issues in your application. When a promise is created, it can either be resolved (fulfilled) or rejected. When a promise is rejected, it means that an … Read more

How to add multiple columns in Power BI In Power BI, you can add multiple columns to a table or data model using various techniques. Here are some ways to accomplish this: Using DAX expressions One way to add columns is by using Data Analysis Expressions (DAX) expressions. DAX is a formula language used in … Read more

POSIX Date in R HackerRank Solution To solve the problem of obtaining the current date in POSIX format in R for HackerRank, you can use the following code: current_date

To add a month number column in Power BI, you can follow these steps: First, ensure that you have a date column in your dataset that contains the month and year information. Select the table or visualization in which you want to add the month number column. In the Modeling tab of the Power BI … Read more