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Showing posts from November, 2014

Custom Validation in ASP.NET

aspx source sode:  <p>         Name:         <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>         <asp:CustomValidator ID="CustomValidator1" runat="server"             ControlToValidate="TextBox1"             ErrorMessage="character must be greater than 6 and lesser than 10"></asp:CustomValidator>     </p> <p>         &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;         <asp:Button ID="Button1" runat="server" Text="Join" type="submit"             Width="62px" />     </p> ServerValidation Code: Protected Sub CustomValidator1_ServerValidate(ByVal source As Object, ByVal args As System.Web.UI.WebControls.ServerValidateEventArgs) Handles CustomValidato...
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How to change image using buttons in JSP

<html> <head> <script type="text/javascript"> var img = 1; function change(i,d) { const images = 4; img+=d; if(img>=imgs) { img=1; } else if(img<1) { img=images-1 } i.src = "newFolder/image"+img+".jpg"; } </script> </head> <body> <input type="button" value="Prev" onClick="change(document.getElementById('imgId'),-1);"/> <input type="button" value="Next" onClick="chnage(document.getElementById('imgId'),1);"/> <br/><br/> <img id="imgId" src="newFolder/image1.jpg" alt="Image Not found"/> </body> </html>
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Silde show of images In JSP

In order to perform this, first create a folder in your project where you store your images to be used in the slideshow. Here the folder is 'newFolder'. <html> <head>     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <script type="text/javascript"> var slide = new Array() //array to load the images slide[0] = new Image() slide[0].src = "newFolder/image1.jpg" slide[1] = new Image() slide[1].src = "newFolder/image2.jpg" slide[2] = new Image() slide[2].src = "newFolder/image3.jpg" </script> </head> <body>     <img id="slide" src="newFolder/image1.jpg"   align="center" alt="Image not found"> <script type="text/javascript"> var step=0 function slideimages() { if (step<2)         step++;     else         step=0;  setTimeout("slideimages()",1000);  //function is...
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Timezone in JSP

1st page: <html>  <body>        <form action="print.jsp" method="post">       Enter Time zone<input type="text" name="t1">       <br>        <input type="Submit" value="Submit">        </form>   </body> </html> Print.jsp: <body>         <%!         String timezone;         java.util.TimeZone t1;         %>         <%         timezone=request.getParameter("t1");         %>         <jsp:useBean id="Timezone" class="TimePackage.timezone"/>         <jsp:setProperty name="Timezone" property="time" value="<%= timezone%>"/>         <jsp:getProperty name="Timezone" property="time"/...
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Addition of two numbers in JSP

1st page:  Enter the 1st number: Enter the 2nd number:   2nd page: <%             Integer num1=Integer.parseInt(request.getParameter("num1"));             Integer num2=Integer.parseInt(request.getParameter("num2"));             out.println(num1+num2); %>
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JSP basic programs

<%--  Practical 1: Creation of textbox, checkbox, radiobuttons and buttons in a form  --%> <html>     <head>         <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">         <title>JSP Page</title>     </head>     <body>             <form>             <input type="text" >             <br>             <input type="Checkbox" >BCA</input>             <br>             <input type="Checkbox" >MCA</input>       ...
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