The following example shows Deleting a Record using DataGrid Control in ASP.NET. To begin with, first, understand what is a DataGrid control and how to use it in a Web Form. For this purpose, you can go through following articles to get an understanding of the DataGrid control. CRUD Operations with DataGrid in ASP.NET Creating Columns in a DataGrid Control Insert a Record […]
In this post on Transfer Learning and its Applications, I will explain the concept and applications of Transfer Learning. To begin with, Transfer Learning is a type of Machine Learning that doesn’t build the model from scratch. Understanding the Use of Transfer Learning and its Applications in various Domains Basically, Transfer Learning is a technique that takes a pre-trained machine […]
The following example demonstrates how to Edit a Record Using DataGrid Control in ASP.NET. Before proceeding further, you can go through these examples on DataGrid control that I have posted earlier. CRUD Operations with DataGrid in ASP.NET Creating Columns in a DataGrid Control Insert a Record Using ItemCommand Event in DataGrid Meanwhile, we use a TemplateColumn as before to display the templates. Further, […]
This article demonstrates how to Insert a Record Using ItemCommand Event in DataGrid. Before proceeding further, you can go through these articles for an understanding of the DataGrid control. CRUD Operations with DataGrid in ASP.NET Creating Columns in a DataGrid Control Since we are using the same database table Items in this example, there are four fields in the table for which […]
To begin with, the CRUD operations stand for Create, Read, Update, and Delete. As can be seen, the CRUD operations are essential in most web applications that maintain data. Today I will explain how to perform CRUD Operations with DataGrid in ASP.NET. Basically, DataGrid is a data-bound control in ASP.NET. Therefore, it can display the data from a data source. The following example makes […]
The following example shows Creating Columns in a DataGrid Control. Before going through this example, get an overview of DataGrid control by reading this article. As I have noted earlier, our SQL Server database has a table called Items with fields – item_id, item_name, price, quantity. Therefore, we create four TemplateColumns, one for each field. In each TemplateColumn, we create a […]
This article provides an introduction to OpenCV Library in Python and demonstrates some examples of using this library. In fact, OpenCV (Open Source Computer Vision) is a cross-platform library. Also, it works on both images and videos. In the case of the Python programming language, the OpenCV library is available with the cv2 package. The cv2 package contains methods to read and display images […]
Today I will show some examples of Tuples in Python. Basically, a tuple is a collection of values. Unlike a list, a tuple is immutable. Also, the values in a tuple are separated by a comma. Therefore, if a tuple contains a single value, a comma should be there after the value. Moreover, a tuple is contained in round brackets […]
The Python List Practice Exercise given below consists of simple programs on python lists. Basically, a list is a data structure in python that contains multiple elements. Moreover, all elements in a python list need not be of the same data type. Further, the values in a list are not unique. In other words, we can have duplicate values in […]
Basically, Callback Functions in JavaScript provide us a way to pass a function as a parameter to another function. In fact, callback functions are very useful in performing asynchronous operations and registering an event listener. Examples of Callback Functions in JavaScript As an illustration, the following is an example of a simple callback function that just returns a string. In […]