When you write code in JSP, you can make some errors while writing lines of code. These errors can be classified into different types. But some errors occur when the code is not logically accurate or an internal error from […]
As you know, in dynamic web application development, client and server interactions are necessary to send and receive information over the Internet. When the browser requests a webpage, a lot of information is sent to the webserver, and the webserver […]
In dynamic web application development, client and server interactions are essential for sending and receiving information over the Internet. When the browser requests a webpage, a lot of information is sent to the webserver. Such information cannot be read directly […]
There is another concept of JSP, which are Java objects made available by the developers for each page, allowing developers to call them directly without any explicit declaration. JSP implicit objects are essential components used in this regard. In this […]
It is necessary to control the servlet engine's behavior, which can be controlled dynamically by inserting the file by reusing the JavaBeans components or redirecting or forwarding the user to another page., i.e., by forwarding the request to another resource, […]
Directives supply directions and messages to a JSP container. The directives provide global information about the entire page of JSP. Hence, they are an essential part of the JSP code. These special instructions are used for translating JSP to servlet […]
Java provides various scripting elements that allow you to insert Java code from your JSP code into the servlet. Scripting elements have different components that are allowed by JSP. Understanding each of these components is essential to writing code in […]
Updating WordPress like any other tool and application is essential to stay on the safe side. The upgrade process can affect all files and folders included in the main WordPress installation directory. In this chapter, you will learn how to update the WordPress version and why you need to do so?
PHP provides a built-in function - array_search(), which is implemented to search for a particular value from an array and return a key. When the value is found, it will return its corresponding key. In case the value is found in the array multiple times, then the function will return the first key matching it.
array_merge() function is a built-in function of PHP that is used to merge two or more arrays or several elements into a single array. In this tutorial, you will learn about PHP array_merge() function for merging two or more arrays.
PHP environment variable allows developers to dynamically gather specific types of data from existing servers. In this tutorial, you will learn how to use PHP environment variables and what are their features.
The array_diff() is a built-in function of PHP, and this function is implemented for calculating or comparing the difference between two or more arrays. The comparison between arrays is made based on the values of the element between one or more array, and then their differences are returned as a new array.
Almost every programming supports the facility of comparing values for different variables. When building applications in PHP, you may encounter a situation where you may need to compare values. If the values you are comparing are Boolean or integer values, […]