Computer Programming

Sunday, August 16, 2015

August 16, 2015

Random password generator software free download

Introduction

This software is used to generate random password. Free download random password generator software. Through this password generator you can generator long string password like this

Password: Asdfrte,./7864@3k#
Example of long/strong/good password. If you want to know about this software that how it work?
First to run the executable file and open the software in windows environment and put some number like 15. After entered you get 15 character long string password.
How to design the software:
First to create a new project in visual studio , File-->New-->Project-->Windows form (c# Language). Design a form with one label, one TextBox, one button control. When you press the button then you get long string password. So put this code on Button click.

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace RandomPasswordGenerator
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void button1_Click(object sender, EventArgs e)
{
string randomstring = string.Empty;
char[] array = "0123456789qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM[];,.?@#$%^&*()".ToCharArray();
Random r1 = new Random();
int getnumber = Convert.ToInt32(textBox1.Text);
for(int i=0;i<getnumber;i++)
{
int point = r1.Next(1, array.Length);
if (!randomstring.Contains(array.GetValue(point).ToString()))
randomstring += array.GetValue(point);
else
i--;
}
lblresult.Text = randomstring;
}
}
}

Code Generate the following output

Random password generator software download

Saturday, August 15, 2015

JQUERY

August 15, 2015

ZoomIn and ZoomOut Text Example using JQuery

Introduction:

Here I will explain example of Text ZoomIn or ZoomOut example using JQuery or increase or decrease font size of blog/website dynamically on button click using jQuery in asp.net.

Description:

In previous articles I explained ajax password strength validator and checker. This all things are related to Jquery. To read more article about JQuery which is implemented in asp.net.

To implement this we need to write the following code in aspx page

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default4.aspx.cs" Inherits="Default4" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script>
$(document).ready(function () {
var getdiv = $('#test');

//get zoomin button

$('#zoomin').click(function () {

var presentsize = getdiv.css('fontSize');
var latestsize = parseInt(presentsize.replace("px", "")) + 1;
$(getdiv).css("fontSize",latestsize + "px");

});

//get zoomout button

$('#zoomout').click(function () {

var presentsize = getdiv.css('fontSize');
var latestsize = parseInt(presentsize.replace("px", "")) - 1;
$(getdiv).css("fontSize", latestsize + "px");

});

})

</script>
</head>
<body>
<form id="form1" runat="server">
<div id="test">
Welcome to my blog: http://dotprogramming.blogspot.com

</div>
<input id="zoomin" type="button" value="+" />
<input id="zoomout" type="button" value="-" />
</form>
</body>
</html>

Code Generate the following output:

ZoomIn and ZoomOut Text Example using JQuery

Thursday, August 13, 2015

AJAX ASP.NET

August 13, 2015

Ajax Password Strength and password indicator example in asp.net

Introduction

In this article i will learn about password strength control of ajax. Example of password indicator of ajax in asp.net. This example cover all such things which is related to password strength.

Description

i already explained about Always visible control example in ajax. Example of calendar extender using ajax. Example of Numeric UpDown Extender example using ajax. Example of Resizable control in asp.net. Slider Extender example in AJAX.

Source code :

<%@ Page Language="VB" AutoEventWireup="false" CodeFile="Default2.aspx.vb" Inherits="Default2" %>

<%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="cc1" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style>
.very{
background-color:gray;
color:white;
}
.weak{
background-color:Red;
color:white;

}
.average{
background-color:blue;
color:white;
}
.good{
background-color:orange;
color:green;
}
.excellent
{
background-color:green;
color:black;
}
.barline
{
border-style:solid;
border-width:2px;
width:190px;
padding:2px;

}
</style>
</head>
<body>
<form id="form1" runat="server">
<asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager>
<div>
Password:
<asp:TextBox TextMode="Password" ID="TextBox1" runat="server" Height="23px" Width="227px"></asp:TextBox>
 </div>
<p>
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
<cc1:PasswordStrength PreferredPasswordLength="8" TargetControlID="TextBox1" ID="pwdstrength" runat="server" StrengthIndicatorType="Text" HelpStatusLabelID="Label1" MinimumNumericCharacters="1" MinimumSymbolCharacters="1" TextStrengthDescriptions="very;weak;average;good;excellent" />
</p>
<p>
 </p>
<p>
PassWord Indicator :
<asp:TextBox TextMode="Password" ID="TextBox2" runat="server" Height="23px" Width="227px"></asp:TextBox>
<cc1:PasswordStrength TextStrengthDescriptionStyles="very;weak;average;good;excellent" BarBorderCssClass="barline" PreferredPasswordLength="8" TargetControlID="TextBox2" ID="TextBox2_PasswordStrength" runat="server" StrengthIndicatorType="BarIndicator" HelpStatusLabelID="Label2" MinimumNumericCharacters="1" MinimumSymbolCharacters="1" TextStrengthDescriptions="very;weak;average;good;excellent" />

</p>
<p>
<asp:Label ID="Label2" runat="server" Text="Label"></asp:Label>
</p>

</form>
</body>
</html>
In this example TextStrengthDescriptionStyles cover all css classes which is covered in the example. StrengthIndicatorType define the appearance of the validator.

Code generate the following outout

Ajax Password Strength and password indicator example in asp.net

Wednesday, August 12, 2015

TextBox

August 12, 2015

TextBox control example in asp.net c#,windows form , wpf , JQuery

Introduction

Here i will explain TextBox control in various technology like asp.net c#, windows form, wpf, Jquery. Given a simple example of TextBox control in asp.net c#, windows form, wpf, Jquery etc.

The following are simple example of TextBox:

Tuesday, August 11, 2015

WPF

August 11, 2015

How to add StaticResource and DynamicResource style in WPF

Introduction

In this article i will explain about style in wpf, How to use staticResources in wpf. Through the windows.Resources tag i will explain how to use style in xaml. Also use the DynamicResources in app.xaml file. Example of DynamicResourcs style in app.xaml file.

Description

If you want to do some changes in formatting of your page or control then add some attribute like Background Foreground etc in xaml tag.But if you want to do same changes with 1000 of controls then what to do. There are two options first one is changes in all tags and second one is changes in one place but effect appear in all controls. Now, this example i will use both methods for you.

This video cover:
How to add TextBlock in wpf window, How to add inline style in wpf . How to add foreground and background of TextBlock in wpf. Example of TextBlock control in wpf. How to change color of TextBlock in wpf. How to change foreground and background color of button control. How to use window.Resources in wpf. Example of window.Resources. How to create style in window.Resources. Example of style tag in xaml. Example of setter property of style tag. How to apply style on controls in wpf.

DynamicResources in WPF

This video cover:
How to use Application.Resources in wpf, example of Application.Resources. How to add style in app.xaml file. Example of TargetType property of style tag in wpf. How to use setter property of style in application.Resources tag. How to use application.Resources code on wpf controls.

Sunday, August 9, 2015

ASP.NET

August 09, 2015

How to bind Dropdownlist from all countries name in asp.net c#

In this article i will show you how to bind the dropdownlist to countries name. You can say load dropdownlist from countries names like United State, United Kingdom etc in asp.net c#. By the System.Globalization namespace you can bind dropdownlist to countries name in asp.net c#.
In previous article i explained some topics on dropdownlist:

Source code of this article:

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="BindCountries.aspx.cs" Inherits="BindCountries" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:DropDownList ID="DropDownList1" runat="server" Height="28px" Width="118px"></asp:DropDownList>
</div>
</form>
</body>
</html>

Code Behind:

using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class BindCountries : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if(!Page.IsPostBack)
{
List<string> countries = new List<string>();
CultureInfo[] culture = CultureInfo.GetCultures(CultureTypes.SpecificCultures);
foreach (CultureInfo item in culture)
{
RegionInfo region = new RegionInfo(item.LCID);
if(!(countries.Contains(region.EnglishName)))
{
countries.Add(region.EnglishName);
}
}
countries.Sort();
DropDownList1.DataSource = countries;
DropDownList1.DataBind();
}
}
}

Above mentioned code define the following:
I have a list with string type, bind this English name of all countries name using System.Globalization namespace. First to bind array with the all cultures, now from all cultures you can get specific region.

Code generate the following output

How to bind Dropdownlist from all countries name in asp.net c#

Thursday, July 30, 2015

WPF

July 30, 2015

How to bind a TextBox to an instance of a custom class object in WPF

If you want to bind the text box with the instance of customer class object also call one way binding in wpf. first to add a cs class in the project. In which you should take one or more public properties , i will take two public properties and one static method. That static method will return class object. Now, your code look like:

1. Add a Class in the project also paste the below mentioned code. But remember that your class name is match with csharp file name; namespace name match with code.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SplashSCreen
{
public class Student
{
public string Name { get; set; }
public string Email { get; set; }
public static Student GetRecord()
{
var student = new Student();
{
student.Name = "Jacob";
student.Email = "narenkumar851@gmail.com";
};
return student;
}
}
}

2. Add a new window in the project.
3. Paste this code inside the grid of window class.

<Grid>
<TextBox x:Name="textBox" HorizontalAlignment="Left" Height="23" Margin="49,45,0,0" TextWrapping="Wrap" Text="{Binding Path=Name}" VerticalAlignment="Top" Width="120"/>

<TextBlock x:Name="textBlock" HorizontalAlignment="Left" Margin="49,21,0,0" TextWrapping="Wrap" Text="Name:" VerticalAlignment="Top"/>

<TextBlock x:Name="textBlock_Copy" HorizontalAlignment="Left" Margin="52,73,0,0" TextWrapping="Wrap" Text="Email:" VerticalAlignment="Top"/>

<TextBox x:Name="textBox_Copy" HorizontalAlignment="Left" Height="23" Margin="49,107,0,0" TextWrapping="Wrap" Text="{Binding Path=Email}" VerticalAlignment="Top" Width="120"/>

</Grid>

4. Add the business logic code in csharp file

namespace SplashSCreen
{
/// <summary>
/// Interaction logic for bindtext.xaml
/// </summary>
public partial class bindtext : Window
{
public bindtext()
{
InitializeComponent();

DataContext = Student.GetRecord();

}

}
}

Now , code generate the following output

How to bind a TextBox to an instance of a custom class object in WPF