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Dot net training in Chennai

Overview of C# and DotNet

Introduction:

The synergy between C# and the DotNet framework has become a cornerstone for building a wide range of applications, from desktop software to web services and cloud-based solutions, in the realm of software development. In this article, we’ll look at the capabilities, features, and versatility that C# and DotNet bring to the table, making them a dynamic programming duo.

C#: A Versatile and Modern Language:

A Quick Overview of C#:

Microsoft C# (pronounced “C sharp”) is a modern, object-oriented programming language. It combines the best features of C and C++ with the simplicity of Java, making it an excellent choice for developers looking for a powerful and expressive programming language.

Object-Oriented Paradigm:

C# adheres to the principles of object-oriented programming (OOP), emphasizing encapsulation, inheritance, and polymorphism. This enables developers to write modular, maintainable code, resulting in more efficient software design.

Type Safety and Memory Management:

C# is a statically-typed language, which means that variable types are known at compile time, reducing the likelihood of runtime errors. Automatic memory management via the garbage collector improves the language’s robustness.

Asynchronous Programming:

C# simplifies asynchronous programming with the introduction of the async and await keywords. This is especially important when developing responsive applications that can handle concurrent tasks without blocking.

DotNet: A Unified Development Platform

Introduction to the DotNet Framework:

Microsoft’s DotNet framework is a comprehensive platform for developing, deploying, and running applications. It provides a consistent development environment for a wide range of applications, including web, mobile, desktop, cloud, and gaming.

Common Language Runtime (CLR):

The Common Language Runtime (CLR), which manages the execution of DotNet programs, is at the heart of the DotNet framework. It has functions like automatic memory management, exception handling, and security.

Unified Type System:

The DotNet framework has a unified type of system in which all types, whether built-in or user-defined, derive from a single root (System.Object). This unity promotes interoperability and code reuse across the DotNet ecosystem’s various languages.

Extensive Class Library:

DotNet includes a large class library with pre-written code for common programming tasks. The Base Class Library (BCL) is a library that simplifies development by providing a wide range of functionalities without the need to reinvent the wheel.

Building Applications with C# and DotNet:

Desktop Applications with WPF:

C# is frequently used to develop Windows Presentation Foundation (WPF) applications, which allow for the creation of feature-rich and visually appealing desktop software.

Web Development with ASP DotNet:

ASP DotNet, a component of the DotNet framework, allows developers to use C# to create dynamic and scalable web applications. ASP DotNet provides a strong framework for developing APIs and full-stack web applications.

Cross-Platform Development with DotNet Core and DotNet 5/6/7:

Recent DotNet ecosystem advancements, such as DotNet Core and the subsequent DotNet 5, DotNet 6, and DotNet 7, have expanded C#’s capabilities to embrace cross-platform development. Developers can now create applications that run on Windows, macOS, and Linux.

Mobile App Development with Xamarin:

C# is used in mobile app development by Xamarin, a framework that allows developers to create cross-platform mobile apps for iOS, Android, and Windows using a single codebase.

Conclusion:

C# and DotNet are modern software development pillars, providing a versatile and unified platform for developing a wide range of applications. Whether you are an experienced developer or just starting out, exploring the capabilities of C# and DotNet opens up a world of possibilities. The continuous evolution of these technologies ensures that developers have the tools they need to stay ahead of the ever-changing software development landscape. Remember that the journey is just as rewarding as the destination as you delve deeper into the worlds of C# and DotNet.

Have fun coding!

Begin your Journey Today,

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Dot net CRUD operation with Ms access database

Create a new MS database access file
Save the MS access db as db1.mdb file (Access 2000 Database file format) as shown below.

Create a table tblUserDetails in MS access with below columns.

Create a table tblStudentDetails with the below columns.

Create a new windows Application project MsAccessCRUD

Add a windows form AddLoginDetails.cs

Design the form as below,

Replace the AddLoginDetails class file as below,

public partial class AddLoginDetails : Form
{
public AddLoginDetails()
{
InitializeComponent();
}
private void btnLogin_Click(object sender, EventArgs e)
{
System.Data.OleDb.OleDbConnection conn = new System.Data.OleDb.OleDbConnection();
conn.ConnectionString = @”Provider=Microsoft.Jet.OLEDB.4.0;” +
@”Data source= D:\db1.mdb”;
OleDbCommand cmd = new OleDbCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = @”Insert Into tblUserDetails(UserName,[Password])VALUES(‘”+txtUserName.Text+”‘,'”+txtPassword.Text+”‘)”;
cmd.Connection = conn;
conn.Open();
cmd.ExecuteNonQuery();
System.Windows.Forms.MessageBox.Show(“Record Successfully Created”);
StudentLogin objStudentLogin = new StudentLogin();
objStudentLogin.Show();
this.Hide();
conn.Close();
}
}

Add New form StudentLogin.cs and design as below,

Replace the StudentLogin Class with below code,

public partial class StudentLogin : Form
{
public StudentLogin()
{
InitializeComponent();
}
private void Button2_Click(object sender, EventArgs e)
{
// txtUserName.Text
System.Data.OleDb.OleDbConnection conn = new System.Data.OleDb.OleDbConnection();
conn.ConnectionString = @”Provider=Microsoft.Jet.OLEDB.4.0;” +
@”Data source= D:\db1.mdb”;
OleDbCommand cmd = new OleDbCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = @”select * from tblUserDetails where Password='” +txtPassword.Text +”‘”;
cmd.Connection = conn;
conn.Open();
OleDbDataReader OleDBDR = cmd.ExecuteReader();
while (OleDBDR.Read())
{
string value= OleDBDR[0].ToString();
System.Windows.Forms.MessageBox.Show(“Login Successful”);
ShowStudentDetails objform = new ShowStudentDetails();
objform.Show();
this.Hide();
}
conn.Close();
}
private void Button1_Click(object sender, EventArgs e)
{
}
private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
AddLoginDetails obj = new AddLoginDetails();
obj.Show();
this.Hide();
}
}

Add a new form ShowStudentDetails.cs and design the form as below,

Replace the ShowStudentDetails.cs class file with below code,

public partial class ShowStudentDetails : Form
{
public ShowStudentDetails()
{
InitializeComponent();
}
private void ShowStudentDetails_Load(object sender, EventArgs e)
{
System.Data.OleDb.OleDbConnection conn = new System.Data.OleDb.OleDbConnection();
conn.ConnectionString = @”Provider=Microsoft.Jet.OLEDB.4.0;” +
@”Data source= D:\db1.mdb”;
OleDbCommand cmd = new OleDbCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = @”select * from tblStudentDetails”;
cmd.Connection = conn;
conn.Open();
OleDbDataAdapter ada = new OleDbDataAdapter(cmd);
DataSet ds = new DataSet();
ada.Fill(ds);
dgvStudentdetails.DataSource = ds.Tables[0];
conn.Close();
}
}

The solution explorer will look as below,

Replace the connection string for Ms access database before running the solution, now its d:\db1.mdb

The Output as below,

Click on Sign Up,

Click Add.

Ms Access DB as below,

Click below to download the solution,

https://1drv.ms/u/s!ArddhCoxftkQg9NHjhgsr8veFi056A

CRUD in ASP.net web application using Stored procedure

Document by Maria Academy – mariatrainingacademy@gmail.com – +919042710472

Create Database in SQL server as below,

Create database StudentDB

Create StudentDetails table using the below script,

CREATE TABLE [dbo].[StudentDetails](
[StudentId] [int] IDENTITY(1,1) NOT NULL,
[StudentName] [varchar](100) NULL,
[Age] [int] NULL
) ON [PRIMARY]

Run the below Stored Procedures in SQL Server,

create Proc [dbo].[Ins_StudentDetails]
@StudentName varchar(100),
@Age int
as
begin
INSERT INTO [StudentDetails]
([StudentName]
,[Age])
VALUES
(@StudentName
,@Age)

create Proc [dbo].[Select_StudentDetails]
as
begin
select * from StudentDetails
end

create Proc [dbo].[Update_StudentDetails]
@StudentId int,
@StudentName varchar(100),
@Age int
as
begin
UPDATE [StudentDetails]
SET [StudentName] = @StudentName
,[Age] = @Age
WHERE StudentId=@StudentId
end

Create a new Asp.net web application CRUDinProcedure as below,
File -> New Project

Click OK.
Solution Explorer as below,

Add new Page AddStudentDetails.aspx
Put / Replace the below code in AddStudentDetails.aspx

Replace the below code in AddStudentDetails.aspx.cs,

public partial class AddStudentDetails : System.Web.UI.Page
{
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings[“DefaultConnection”].ToString());
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
BindGrid();
}
}
private void BindGrid()
{
btnSubmit.Visible = true;
btnUpdate.Visible = false;
SqlCommand cmd = new SqlCommand(“Select_StudentDetails”, con);
cmd.CommandType = CommandType.StoredProcedure;
SqlDataAdapter ada = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
ada.Fill(ds);
grvStudentDetails.DataSource = ds.Tables[0];
grvStudentDetails.DataBind();
}
protected void btnSubmit_Click(object sender, EventArgs e)
{
con.Open();
SqlCommand cmd = new SqlCommand(“Ins_StudentDetails”, con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(“@StudentName”, SqlDbType.VarChar).Value = txtStudentName.Text;
cmd.Parameters.Add(“@Age”, SqlDbType.Int).Value = txtAge.Text;
int result = cmd.ExecuteNonQuery();
if (result > 0)
{
Response.Write(“Inserted Successfully”);
}
con.Close();
BindGrid();
btnClear_Click(null, null);
}
protected void btnEdit_Click(object sender, EventArgs e)
{
Button btn = (Button)sender;
//Get the row that contains this button
GridViewRow gvr = (GridViewRow)btn.NamingContainer;
hfId.Value = gvr.Cells[0].Text;
txtStudentName.Text = gvr.Cells[1].Text;
txtAge.Text = gvr.Cells[2].Text;
btnSubmit.Visible = false;
btnUpdate.Visible = true;
}
protected void btnUpdate_Click(object sender, EventArgs e)
{
con.Open();
SqlCommand cmd = new SqlCommand(“Update_StudentDetails”, con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(“@StudentId”, SqlDbType.Int).Value = hfId.Value;
cmd.Parameters.Add(“@StudentName”, SqlDbType.VarChar).Value = txtStudentName.Text;
cmd.Parameters.Add(“@Age”, SqlDbType.Int).Value = txtAge.Text;
int result = cmd.ExecuteNonQuery();
if (result > 0)
{
Response.Write(“Updated Successfully”);
}
con.Close();
BindGrid();
btnClear_Click(null, null);
}
protected void btnClear_Click(object sender, EventArgs e)
{
txtStudentName.Text = string.Empty;
txtAge.Text = string.Empty;
hfId.Value = string.Empty;
}
}

Screenshot as below,

The Output will be as below,

Click below to download the solution,
https://1drv.ms/u/s!ArddhCoxftkQg6of7HjHOGOkB8IMXA

Dot net / SharePoint freelance Consultants in Chennai

Document by Ganesan – Ganesanva@hotmail.com – +919042710472

Given the huge demand for dot net and SharePoint applications today and the growing importance of freelancers across the city, .net and SharePoint freelancers in Chennai have engaged in providing the best available professional coaching in the software applications. The job opportunities for dot net with certification have significantly increased the number of .net freelancers in Chennai. Whether it is for professional or educational purposes, it is advisable to take a Dot net Freelance trainer in Chennai to meet the ever-changing demands of corporates and educational systems.

Hiring a Microsoft certified trainer in Chennai helps with professional coaching on Microsoft technologies such Asp.Net, C#.Net, SQL server etc. And in today’s digitalized world, the virtual presence of the trainers in substantial enough for an expert coaching on the applications. An online Dot net trainer uses the best practices of the industry to ensure dot net and SharePoint solutions meet business and educational needs of contemporary period.
A certified Dot net corporate trainer in Chennai combines the passion for technological innovation and deep platform expertise to ensure that proper training is delivered. The key focus of an online Dot net trainer in Chennai is to equip individuals leverage dot net and SharePoint technologies effectively to meet the professional and educational requirements. Young and dynamic professional and aspiring students can utilize the services of many Dot net part time consultants in Chennai to handle challenging and innovative projects. Further, given the array of opportunities in SharePoint and dot net, career as a Freelance SharePoint developer in Chennai or as an asp.net MVC consultant in Chennai holds a lot of promise for the future.

Today’s competitive market has brought dot net and SharePoint professionals to the forefront. A few years ago, a dot net or a SharePoint consultant in Chennai would have been just another consultant but today dot net and SharePoint developers have defined the career path of many individuals and professional services. Being ahead of the industry and constantly upgrading in the latest versions, dot net and SharePoint developers have been and are the preferred vendors for many corporates and students for their training and educational needs.

Along with a good demonstration of how projects are developed in real-time environment, a Microsoft certified trainer in Chennai imparts confidence and knowledge of technical skills for both freshers and working professionals and also ensures that the sessions are well structured and interactive.

With the shifting expectations of the IT industry and education, the ecosystems of dot net and SharePoint and the range of professionalism exhibited by dot net and SharePoint trainers have become more radical and created excitement and interest in learning more about the applications.

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