It168 technical documents]
In the past two days, I have been studying forms for user verification. It has nothing to do with msdn to find out how it works! However, during the test, I found thatSome questions!
1. What do I set domain in forms under
I. QueryString
QueryString is a simple method for transferring values. It can display the transmitted values in the address bar of a browser. This method can be used to transmit one or more numeric values with low security requirements or simple
Cookie & session, cookies
1. Introduction and difference of cookies and sessions
Session information is stored on the server, but session IDs are stored on client cookies. Of course, php session storage methods are diversified, in this way, even if
Method 1:
1. Request the home page to obtain the cookie and save the cookie for backup (Note: session is also a cookie)2. Request an additional code and display it on your own page. Note that when requesting an additional code, you must use the
What is session technology? For example, the website's shopping system, where will users store the product information they purchase? Because the HTTP protocol is stateless, which means that each client accesses a server-side resource, the server
What is 1.cookie?Cookies are data (usually encrypted) stored on the user's local terminal by certain websites in order to identify the user and track the session.Popular to understand is that you go to a store or supermarket to buy things, and then
introduction of Built-in objects
Built-in objects cannot be in .
Built-in objects
Owning class
PageContext
Javax.servlet.jsp.PageContext
Request
Javax.servlet.http.HttpServletRequest
The browser's caching mechanism provides a way to store user data on the client, using Cookie,session to interact with the server.
First, cookies and session
Cookies and sessions are the conversational ways used to track the identity of a browser
1. Manipulating cookies1 //Add a name = "name", value= "value" of the cookie2Cookie cookie =NewCookie ("name", "value")); 3 driver.manage (). Addcookie (cookie); 4 //get all the cookies under the current page and output their domain, name, value,
1.p132 Analysis:Long before = System.currenttimemillis ();Returns the current computer time, in which the expression format is the number of milliseconds that the current computer time and GMT time (GMT) January 1, 1970 0:0 0 seconds. You can also
Analog Landing 126 mailbox, Renren and other according to the need to modify their own Ah, the code is as follows
Analog login authentication Code of the website, first get the verification code picture of the cookie
Define (' Script_root ',
1. First enter the following code in the Console1
Document.cookie = "Name=ex;expires=60*24*7;secure=true";
Then, with resources open, you can see that the corresponding fields have been recorded in the cookie
2. The same operation in the
1. Set Cookies
The code is as followsCookie cookie = new Cookie ("Key", "value");
Cookie.setmaxage (60);
Sets a 60-second lifetime, and if set to a negative value, the browser process cookie (saved in memory) is invalidated when the browser is
NmapNmap + IP Address scan host open portNmap-p 1-x + IP address scans specific host portsNmap-v-A-SV +IP address detailed scan hostNmap-p Port +IP address 192.168.1.* specific IP in clusterNmap-o System TestingNMAP-SV ports running on the +IP
A lightweight cookie plugin that can read, write, and delete cookies.Configuration of the Jquery.cookie.jsThe library file containing the jquery is first included, followed by the Jquery.cookie.js library file.How to use1. Add a new session cookie:$.
1. Cookie Session Tracking Technology IntroductionSession tracking is a common technique used in Web programs to keep track of a user's entire session. Common session tracking techniques are cookies and sessions. Cookies can save temporary data on
First, Introduction1, because the net core default is not the start session function, if need to use, need to open through the code.2, this article explains if the default session implementation is enabled, that is, the session is stored in memory.3,
Need to use a program to sign in a website, log in when you need to fill in the verification code.The design interface is simple:Before writing the program, use the browser developer tool to observe the login page what request, I use FireBug here,
What is a cookie
A cookie is a mechanism for storing data on a remote browser side to track and identify the user. Simply put, a cookie is a text file that the Web server temporarily stores on the user's hard disk and is then read by a Web browser.
1. Cookies
Yii2 cookies are operated primarily through yii/web/request and Yii/web/response, through/yii:: $app->response->getcookies ()->add () Add cookies and read cookies via/yii:: $app->request->cookies.
1) Add a cookie
name = '
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