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JSP tutorial
  • JSP connect to database

    JSP connect to database

    This chapter assumes that you already have a certain understanding of JDBC. Before starting to learn JSP database access, please ensure that the JDBC environment has been configured correctly. First, let us follow the steps below to create a simple table
    2024-12-30
  • JSP filter

    JSP filter

    Filters in Servlets and JSPs are Java classes that exist for the following purposes: intercept requests to access back-end resources; manage responses returned from the server to the client. Listed below are several commonly used filter types: Authenticat
    2024-12-30
  • JSP HTTP status code

    JSP HTTP status code

    The formats of HTTP requests and HTTP responses are similar, and both have the following structure: Starting with a status line + CRLF (carriage return and line feed), zero or more lines of header module + CRLF A blank line, such as CRLF
    2024-12-30
  • JSP implicit object

    JSP implicit object

    JSP implicit objects are Java objects provided by the JSP container for each page. Developers can use them directly without explicit declaration. JSP implicit objects are also known as predefined variables. Nine implicit objects supported by JSP: Object
    2024-12-30
  • JSP directive

    JSP directive

    JSP instructions are used to set properties related to the entire JSP page, such as the encoding method and scripting language of the web page. The syntax format is as follows: <%@ directive attribute="value" %>The directive can
    2024-12-30
  • JSP life cycle

    JSP life cycle

    The key to understanding the underlying functionality of JSPs is to understand the life cycles they adhere to. The JSP life cycle is the entire process from creation to destruction, similar to the servlet life cycle. The difference is that the JSP life cy
    2024-12-30
  • Eclipse JSP/Servlet environment construction

    Eclipse JSP/Servlet environment construction

    This article assumes that you have installed the JDK environment. If not, please refer to Java development environment configuration. We can use Eclipse to build a JSP development environment. First, we download the software packages separately.
    2024-12-30
  • JSP development environment setup

    JSP development environment setup

    The JSP development environment is where you develop, test, and run JSP programs. This section will help you set up a JSP development environment, including the following steps. Configuring the Java Development Kit (JDK) This step involves
    2024-12-30
  • Introduction to JSP

    Introduction to JSP

    What are Java Server Pages? The full name of JSP is Java Server Pages, which is a dynamic web development technology. It uses JSP tags to insert Java code in HTML web pages
    2024-12-30
  • JSP date processing

    JSP date processing

    One of the most important advantages of using JSP is that you can use all Java APIs. This chapter will describe in detail the Date class in Java, which encapsulates the current date and time under the java.util package. Dat
    2024-12-30
  • JSP page redirection

    JSP page redirection

    When you need to move a document to a new location, you need to use JSP redirection. The simplest way to redirect is to use the sendRedirect() method of the response object. The signature of this method is as follows
    2024-12-30
  • JSP automatic refresh

    JSP automatic refresh

    Imagine if you want to live broadcast the score of the game, or the real-time status of the stock market, or the current foreign exchange rationing, how to achieve it? Obviously, to achieve this real-time functionality, you have to refresh the page regula
    2024-12-30
  • JSP Standard Tag Library (JSTL)

    JSP Standard Tag Library (JSTL)

    JSP Standard Tag Library (JSTL) is a collection of JSP tags that encapsulates the common core functions of JSP applications. JSTL supports common, structured tasks, such as iteration, conditional judgment, XML document operations, and internationalization
    2024-12-30
  • JSP send email

    JSP send email

    Although it is very simple to use JSP to send emails, it requires the JavaMail API and the JavaBean Activation Framework to be installed. Download the latest here
    2024-12-30
  • JSP click statistics

    JSP click statistics

    Sometimes we need to know the number of times a certain page has been visited. In this case, we need to add a page counter to the page. The statistics of page visits are usually accumulated when the user loads the page for the first time. To implement a c
    2024-12-30
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