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In Python Programming Language, Class and Instance are two of object orientation's most crucial ideas. Instances are unique objects made in accordance with the class, whereas classes are templates. The procedure is the same for all objects, although the data may vary. In this tutorial, we will learn about classes in python, how to instantiate them, what attributes are, and the differences between class and instance attribute in Python. Let’s begin with definitions – What is a Class? Classes provide a means of bundling data and functionality together in python. Creating a new class creates a new type of ... Read More
Maven is a powerful open-source project management tool developed by the Apache Group to build and manage any Java-based project. Additionally, this tool makes Java developers' work easier while developing reports, checking the builds, and testing automation setups. As we stated above, Maven is primarily used to build and manage many Java-based projects, Java eclipse project is the integrated development environment (IDE) that often hits to mind. Hence, by reading this article, you will learn everything about Maven automatic build tool and what it means in Java Eclipse Projects. Understanding Maven Maven is a popular automatic build tool that focuses ... Read More
Both Vector and ArrayList implement the List interface, and each of them uses (dynamically resizable) arrays for their internal data structure, similar to using an ordinary array. However, there are many differences between ArrayList and Vector classes hence by reading this article, you will learn what ArrayList and Vector class are and their major difference that helps you to choose which one to opt for. Understanding ArrayList and Vector Class In addition to the Arrays class, Java provides an ArrayList class that can be used to create containers that stores lists of objects. ArrayList is considered to be a growable ... Read More
Execution Engine in Java is the core component of the JVM (java virtual machine) which communicates with different memory areas of the JVM. This component is used to execute the bytecode that is assigned to the runtime data areas via the classloader. In addition to this, each java Class file is executed through the execution engine, and each thread that is present in a running application is a distinct instance of the virtual machine’s execution engine. Hence, by reading this article, you will understand the execution engine in more detail, but before that, let’s comprehend what Java Virtual Machine is. ... Read More
For a concurrent execution, CountDownLatch in Java is an important class that ensures one or more threads are in the queue for other threads to complete their set of operations. To better understand CountDownLatch in Java, in this article, you will learn the working of CountDownLatch with an example and methods of CountDownLatch. CountDownLatch in Java and its Working Process Based on the count value, the CountDownLatch is used for several purposes, which are as follows − When we begin the CountDownlatch with count value 1, it will simply work as an on/off latch or gate. On the other ... Read More
Content caching is an effective way for fast and smooth user experience. Every URL in a web page can be linked to a single cache manifest section. However, there are certain large and rarely used files which decreases the overall speed of the Cache. Since they do not need to be changed but still gets re-downloaded every time the Cache gets updated, it is better to have such files in different cache with same URL. This will increase its speed and performance. So, how to spilt HTML cache? Before that, let’s understand what an HTML cache is. What is an ... Read More
Resizing an image is one of the cumbersome tasks since it affects the performance of your website. In case of online photos, size is of great importance. Generally, users prefer small size images since it takes less time to load even with moderate internet connections. If the image is too big, your page may become unresponsive for some time. Web pages with uniformly sized images are attractive and appealing. Hence, it is essential to upload images of appropriate size to your website. Resizing VS Resampling Changing the size that is, height and width, of an image to be printed ... Read More
In a thermometer, as the temperature increases, the mercury in it rises up too. Vice versa is the case for lowering the temperature. Similarly, if you want to create such effect on a webpage, it is done by the range type of input element in HTML5. This is known as range for vertical orientation. The most common use of the slider input is when we know the lower and higher margins. For instance, if we are developing a website that records the temperature of different places. You can have the temperatures as a sliding input range. It was possible to ... Read More
If you want to add a date picker which includes the year, month and day, in your webpage, then HTML5 facilitates a “date” field for you. It is a type in element. It works well in various web browsers like Google chrome, Internet Explorer and Firefox. Here we are going to learn about how it works in Safari which is also a web browser. First let’s see about Safari. Safari Safari is a graphical web browser developed by Apple for its users. It is basically an open source software, specifically designed for all Apple devices. It runs on ... Read More
Grabbing an object and moving it to a different position is made simpler with the drag and drop idea, which is very dynamic and user-friendly. This enables the user to click and drag an element to another position before letting go of the mouse button to drop it there. Drag and drop events Drag and Drop event consists of various types of events, some of them are listed below. ondrag − is a term used in HTML to describe when an element or text selection is being moved around. ondragstart − is a function that is called when a ... Read More