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Introduction A queue is an interface in Java. It is used to insert elements at one end and remove them from another end. It uses the FIFO principle for its processing. The queue extends the Collection framework and is defined in the Java.util interface. In this tutorial, we will understand the implementation of size limited queue in Java. What is Size Limited Queue in Java? A size-limited queue is a queue with a fixed size of N. It cannot hold elements more than its size. If you try to push more data, it will remove elements from its front ... Read More
Introduction The Priority Queue in C++ is not similar to the normal Queue in the data structure, it has one difference: all its elements have priorities. We can extract its elements by traversing in the Queue. But, here in this tutorial, we are trying a method for extracting the last element of the Priority Queue without traversing. Let’s start… What is Priority Queue? In data structure, the abstract data type is the priority queue. It is a queue where all its elements have some associated priorities. All its elements are removed based on their priorities. Higher priority data are ... Read More
The queue is a linear data structure that inserts elements from the back and removes elements from the starting end of the queue. A priority queue is an extended version of the normal queue with priorities for each element. In this tutorial, we learn about the queue and priority queue in Java with individual implementation. Difference between Priority Queue and Queue in Java Area Priority Queue Queue Definition A priority queue is the queue in which each of its elements has some priorities. The elements from the queue are removed based on their priorities. Queue is ... Read More
We can control the print preview page’s header, footer, and margin just with the help of CSS, and even achieve the desired layout and orientation of the paged media. We will be using @page directive to achieve our results. While previewing a print page in the browser, we see some extra page information, like page title, page preview date and time, and the page number in the preview, all present in the page’s header and footer. We also see some extra margin applied to the page preview media. Syntax @media print { @page { ... Read More
We can create a printable webpage, and control the styling in the print preview of a page using the CSS media query print property, @media print. @media print is a CSS media query that allows us to add page styling to the print preview page of any webpage. Using this, we can create a printable webpage by specifying the “visibility” of an HTML element to “visible” or “hidden” under the given media query, We can also add any other styling we want to have in the print preview screen to the @media print query. Syntax @media print { ... Read More
We can create a basic pricing table using just HTML and CSS. A pricing table can be a useful feature to implement in different websites where the purchase of commodities is involved, for example, an e-commerce web application, or travel websites. Let’s learn to create a such table with the help of the example below − Example We will first create an HTML layout of the table in the following index.html file, and then add stylings to it. How to Create Pricing Table using HTML and CSS? ... Read More
We can create previous and next buttons that would be non-working (or disabled) at their end positions by using vanilla javascript. Javascript is a powerful browser-level language with which we can control and manipulate the DOM elements easily. Here, we will create 2 buttons, and change an HTML element’s content depending on which button is clicked. Example 1 In this example, we will create an “increment” and a “decrement” button which, when clicked, will increment and decrement the HTML element’s content value by 1, respectively. We will also disable the buttons when they reach their extreme positions, which will be ... Read More
To implement pagination in our web application, we use the different classes provided to us in Bootstrap 4, like “pagination”, “page-item”, “active”, “disabled”, and so on. Pagination means specifying a page number for a particular page in a series of pages. This could apply to a web application that has lots of pages, a book, or any other entity that has a series of data that we only want to display a part of it at a time. Let’s discuss more about these classes and how we can use them to create a paginated layout in the examples below − ... Read More
The “counter-increment” property given in CSS is used to increase or decrease the counter values that we can display on a webpage using CSS. CSS counters are useful when we want to count the occurrences of an HTML element in a webpage. We will also use the “counter-reset” CSS property here, which helps us to reset or initialize the CSS counter value to a desired number. Syntax counter-increment − css-counter increment-value; Here, the css-counter refers to the counter variable declared in CSS, and the increment-value refers to the value by which you want to increment or ... Read More
Queue in Java is a linear data structure with various functions. A Queue has two endpoints and it follows the First-In-First-Out (FIFO)principle to insert and remove its elements. In this tutorial, we will look at two important functions of the queue in Java and they are add() and offer(). What is Queue? A queue in java is an interface that extends the util and collection packages. The elements are inserted at the Rear end and removed from the Front end. A queue in java can be implemented by using the classes of linked list, DeQueue, and priority queue. A priority ... Read More