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Before we display some data in DataGridView control in Visual Basic window we must create a data set. Data Set is an object that can hold data tables where all the data is stored in rows and columns. the first step is to create a table. Dim  dataTableObjectName as DataTable = New DataTable(tableName) this will create a table which is reference using the dataTableObjectName Example Dim userTable As DataTable = New DataTable("Users") Next step is adding columns to the table Dim column as DataColumn dataTableObjectName.Columns.Add (columnName, columnType) Example userTable.Columns.Add("userID", Type.GetType("System.Int.32")) ' adding second and third column userTable.Columns.Add("userName", Type.GetType("System.String")) userTable.Columns.Add("userContact", Type.GetType("System.String")) once we we columns in the table we can add row The rows contains records or the data for each user. dat...

Python is a popular programming language among programmers and learned by many. Python has rich set of libraries that makes writing any program is possible and certainly different from other popular languages. Here are some basic topics to kick start journey in learning Python. https://parttimetutor.blogspot.com/p/python.html  

Bootstrap provides CSS classes to style your webpages on the go. This saves a lot of time building web page. Before start  we need to  either download the bootstrap and include them in project or refer to bootstrap CDN. Copy and paste following, that links to bootstrap.min.css beta version 4.2 (latest version as of 5 Jan 2019) <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css"> Also copy and paste following javaScript <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.3/umd/popper.min.js" ></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script> Template The template showing where to place the link to bootstrap CSS and javascripts. <!doctype html> <html lang="en"...