It is crucial to manipulate strings in various problem-solving scenarios. Discovering a permutation of the given string that optimizes the count of characters larger than their contiguous counterparts presents an enjoyable puzzle, requiring rearranging the string's characters to generate as many pairs as possible of adjacent characters where the left character is lesser than the right. Methods There are several methods to solve permutations of a string where maximum number of characters is more than characters immediately adjacent to them. Method 1 − Backtracking with Pruning − Method 2 − Dynamic Programming− Method 3 − Heap's Algorithm− Method 4 ... Read More

In contemporary computer programming practices. It is typical for programming languages to incorporate Object Oriented Programming System (OOPS) as their fundamental basis. This paradigm blends methods with data resulting in beneficial outcomes for developers. Embracing OOPS enables programmers to create an accurate class and object model that works seamlessly by replicating real life scenarios effectively. Learn about messages, aggregation, and abstract classes in the OOPS paradigm in this article. What are Messages? In terms of computers, message passing refers to communication between processes. The transfer of data is an efficient means of communication in both parallel and object-oriented programming practices. ... Read More

Python is a programming language used world wide for different purposes such as web development, data science, machine learning and to perform many different processes with automation. Tuple is a very useful feature of python which helps to stores data from multiple data sets like dictionary, list etc. together on one level. In this article we learn about the different methods that can be used to unzip a list of python tuples. Different Methods to Unzip a List of Python Tuples List Comprehension List comprehension is used to check over each element present in the list one by one. In ... Read More

Python is a very useful software which can be used for many different purposes as per need. The different process for which python can be used are web development, data science, machine learning, and at many other different places where process is to be performed with automation. It has many different features which help us to perform these tasks. One such useful feature of python is python lists. As the name suggest, list contains all the data that you wish to store. It is basically a collection of different types of information. Different Methods to Remove Square Brackets Many−a−times, ... Read More

Message dialogs contain information to the user. Message dialogs are developed with the JOptionPane.showMessageDialog() method. To establish a message dialogue in an application. Utilize the showMessageDialog() function belonging to the JOptionPane Class. This method requires information such as a parent component reference, desired message content and title for your dialog box. Furthermore you can choose one of four constants (ERROR_MESSAGE WARNING MESSAGE etc.) for your specified type of message. Methods Used setLayout(…) − method enables us to set the layout of the container, often a JPanel, to any layout we wish to add to it, such as Flow Layout, ... Read More

When it comes to software development. Few tools are as dynamic and powerful as Java -- ideal for both small and industrial scale projects alike. Its versatility enables developers to create an extensive range of applications and systems with ease: from simple mobile apps all the way up to intricate company wide software solutions. However, If taking formal training courses isn't feasible or desirable for you right now but learning Java is still something that interests you greatly -- don't worry! There are numerous free resources accessible online that allow self learners like yourself to become proficient in no more ... Read More

Last Modification of a File Many computer programs rely on the critical aspect of accessing and modifying files on a server in today's digital age. Yet, in order to guarantee the utilization of the latest information, it is frequently imperative to determine the last modification time of a file. Several strategies exist in Java for confirming the last modification of a file on a server, all of which have their benefits and drawbacks. Method 1: (Using file.lastModified) Accessing various file properties in Java can be done using the File class, including checking the last modification of a server ... Read More

An important addition to Java SE 8 is the lambda expressions feature. A clear and concise expression of method interfaces is possible using expressions. The collection library is extremely helpful. Collections can be iterated, filtered and have data extracted for useful purposes. To implement functional interfaces, lambda expressions are used widely. A lot of code is saved by it. Lambdas expressions allow us to provide the implementation without having to redefine the method. Only the implementation code takes shape in this place through writing. The compiler does not create a. Because Java lambda expressions ... Read More

JPMS stands for Java Platform Module System. It is the new feature in Java 9. Our java applications and Java packages may be packaged into Java Modules with the aid of Java Module System. The Java Module allows us to designate which of the module’s packages and other Java Modules should be able to see. A Java Module also lists the Java Modules it needs in order to function. The Java Platform System is also known as Java Jigsaw or Project Jigsaw. Jigsaw's name was used at the time of its development. The main intention of developing this is to ... Read More

JODA- Time is an API developed by joda.org which provides better classes and more effective methods for handling date and time than classes from java. util package like calendar, Gregorian calendar, date, etc. It is included in Java 8.0 with the java.time package. To include, we need to import following − import java.time.*; Basic Features of JODA- Time Some of the features of JODA- Time are mentioned below − Simple field accessors are used, such as getYear(), getDayofWeek(), and getDayofYear() It supports seven different calendar systems including, Julian, Islamic, Gregorian, Coptic, Ethiopic, Buddhist and Gregorian-Julian. Option to develop ... Read More