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Category Archives: Java

Before understanding the static control flow of a program, we must be familiar with the following two terms: Class loading: It refers to reading the… Read More
In general, voting means comparing two or more entities on the basis of certain conditions. In this article, we will create a simple voting application… Read More
JSTL(JSP Standard Tag Library) is a collection of custom tags that provide common functionalities like flow control, database operations, etc. JSTL tags can be embedded… Read More
A memory leak is a type of issue that will not cause any problem unless Java Heap Memory is overflown, but once you start getting… Read More
JSTL(JSP Standard Tag Library) is a collection of custom tags that provide common functionalities like flow control, database operations, etc. JSTL tags can be embedded… Read More
Spring Security is a powerful and highly customizable authentication and access-control framework for Java-based applications. One feature of Spring Security is the ability to secure… Read More
Given some Strings as Email addresses, the task is to extract the domain name from it Examples: Input: test_str = ‘team@geeksforgeeks.org’ Output: geeksforgeeks.org Explanation: Domain… Read More
An IntentService is a subclass of Service in Android that is used to handle asynchronous requests (expressed as “Intents”) on demand. It runs in the… Read More
Lambda expressions are a feature of Java 8 and later, which can be used in Android development to simplify code and improve readability. They are… Read More
In Android, synchronization refers to the process of ensuring that data stored in multiple locations is the same and up-to-date. This can be achieved through… Read More
In Android, a thread is a background process that can run independently of the main UI thread. In Java and Kotlin, the Thread class and… Read More
You may have come across various instances where you would want to keep the device awake when your app is performing some kind of action… Read More
Prerequisites:  Regular Expressions IP address Given a string str, the task is to extract all the  IP addresses from the given string. Let us see… Read More
There have been a lot of security concerns over time over various Android resources, and as we continue moving towards the digital age, they will… Read More
Given two integers N and M. Two players A and B are playing this game, and the task is to find the winner A or… Read More

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