JSFiddle - React, Tailwind, and code Playground

by KARTHIKEYAN K

JavaScript

// Set to expire far in the past.
  res.setHeader("Expires", "Sat, 6 May 1995 12:00:00 GMT");

  // Set standard HTTP/1.1 no-cache headers.
  res.setHeader("Cache-Control", "no-store, no-cache, must-revalidate");

  // Set IE extended HTTP/1.1 no-cache headers (use addHeader).
  res.addHeader("Cache-Control", "post-check=0, pre-check=0");

  // Set standard HTTP/1.0 no-cache header.
  res.setHeader("Pragma", "no-cache");
   
http://www.javaworld.com/article/2072937/java-web-development/solving-the-logout-problem-properly-and-elegantly.html?page=2


<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
    
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<%      response.setHeader("Cache-Control", "no-cache, no-store, must-revalidate");
response.setDateHeader("Expires", System.currentTimeMillis() + 604800000L); // HTTP 1.1.
response.setHeader("Pragma", "no-cache"); // HTTP 1.0.
response.setDateHeader("Expires", 0); // Proxies.  %>
<h1>Welcome to index page</h1>
<a href="Logout">Logout</a>
</body>
</html>

https://stackoverflow.com/questions/14219749/servlet-session-after-logout-when-back-button-of-browser-is-pressed-again

https://stackoverflow.com/questions/4194207/prevent-user-from-seeing-previously-visited-secured-page-after-logout

https://stackoverflow.com/questions/3055268/add-an-expires-or-a-cache-control-header-in-jsp

https://stackoverflow.com/questions/3055268/add-an-expires-or-a-cache-control-header-in-jsp



https://stackoverflow.com/questions/49547/how-to-control-web-page-caching-across-all-browsers









Excel Row Limitation 

Xls Format---> 65,536 (216) and 256 columns (28)--IV.

xlsx and xlsm Format---> limits are 1,048,576 rows (220) and 16,384 columns (214) or the column...