Wednesday, April 27, 2011

CrazyEngineers Forum - Computer Science & IT Engineering

CrazyEngineers Forum - Computer Science & IT Engineering


Why our web browsers and applet does not provide direct accessing of system files ?

Posted: 27 Apr 2011 12:18 AM PDT

Hello friend's,
As we know our browser does not provide direct accessing of system files due to the security reason.Even applet does not provide direct accessing of system files due to security reason.
But i didn't understand which type of security they are taling about.
What happen when we provide direct accessing of system files through browser ?
:(

Repeated Acknowledgements in TCP

Posted: 26 Apr 2011 02:08 PM PDT

:):):):):):):)

Hi ,
In order to guess packet loss :-TCP uses repeated ack , But can any one explain what is repeated ack and how it is different than ack ?

Thanks !!

Type variable & Collection in Java

Posted: 26 Apr 2011 01:50 PM PDT

Hi , pls anyone can explain following term ::

What is type Variable in Java 5 ?

What is difference between alias , shallow copy and view in Java Collection ?

Please explain in simple way !!

Not able to access full location address in mozila and crome !!

Posted: 26 Apr 2011 09:03 AM PDT

Hello guys,
Check these codes....
Code:

<%@ page import="java.io.*"%>
<%
String path=request.getParameter("t1");
%>
<h1><%=path%></h1>

Code:

<html>
<center>
Brouse your file
</center>
<head>
<body bgcolor="yellow">
<form action="upload1.jsp">
Image<input type="file" name="t1" accept="image/gif,image/png">
<input type="submit">
</form>
</body>
</head>
</html>

Actually the second program is for Browse the file and then submit the file location to upload1.jsp.
And the first program is for displaying the location of that file.
But the problem is that it will work fine with IE(Show the full location address of a file).But when i try to do this with mozila and chrome it will show only file name.
Can any one help me to solve this issue.
:mad:

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