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- Importance of concurrency and parallelism
- In today's world, software plays a crucial role in our daily lives. We can place orders and have groceries delivered to our doorsteps within minutes, and we receive real-time notifications about traffic congestion. In India, with systems like UPI, fi
- javaTutorial 506 2024-07-18 13:39:28
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- Case Study: Occurrences of Words
- This case study writes a program that counts the occurrences of words in a text and displays the words and their occurrences in alphabetical order of the words. The program uses a TreeMap to store an entry consisting of a word and its count. For each
- javaTutorial 911 2024-07-18 13:37:39
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- Looking for new opportunities...
- Hi everyone, This is my first post on dev.to community. I am currently looking for a job switch in software development roles in India or remote. I have been searching for opportunities for a long time now and hope that probably posting something her
- javaTutorial 574 2024-07-18 13:36:34
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- LeetCode DayDynamic Programming Part1
- 509. Fibonacci Number The Fibonacci numbers, commonly denoted F(n) form a sequence, called the Fibonacci sequence, such that each number is the sum of the two preceding ones, starting from 0 and 1. That is, F(0) = 0, F(1) = 1 F(n) = F(n - 1) +
- javaTutorial 693 2024-07-18 12:46:25
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- Object Oriented Programming || Encapsulation
- As we all know that encapsulation is one of the 4 pillars of OOPS and we can use this to hide the data and add some restrictions to perform the operation on the instance varaible of the classs for which we want to make sure that encapsulation has bee
- javaTutorial 1107 2024-07-18 12:11:02
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- Try this: Improve the Java help system
- This version adds the syntax of for, while and do-while loops. It also checks the user's selection in the menu, looping until a response valid to be entered. Copy Help.java into a new file called Help2.java Change the first part of m
- javaTutorial 251 2024-07-18 10:55:30
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- How to deal with race conditions using Java and PostgreSQL
- Using locking to control database concurrency Imagine you are working on an e-commerce system and thousands of people try to buy the last remaining product at the same time. However, many of them could proceed to the checkout and finish the ord
- javaTutorial 976 2024-07-18 10:15:30
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- How Is Text I/O Handled in Java?
- Text data are read using the Scanner class and written using the PrintWriter class. Recall that a File object encapsulates the properties of a file or a path but does not contain the methods for reading/writing data from/to a file. In order to perfor
- javaTutorial 351 2024-07-18 09:44:37
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- Microservices Architecture with Spring Cloud
- Microservices architecture is a design approach where an application is composed of loosely coupled services. Each service is responsible for a specific functionality and can be developed, deployed, and scaled independently. Spring Cloud is a suite o
- javaTutorial 961 2024-07-18 08:27:19
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- Case Study: Counting Keywords
- This section presents an application that counts the number of the keywords in a Java source file. For each word in a Java source file, we need to determine whether the word is a keyword. To handle this efficiently, store all the keywords in a HashSe
- javaTutorial 829 2024-07-18 08:05:39
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- Nested loops
- Nested loops Nested loops are common in programming to solve a variety of problems. They are an essential part of programming, allowing you to deal with complex repetition structures. Example to find the factors of numbers d
- javaTutorial 1098 2024-07-18 07:48:26
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- Solving the Eight Queens Problem Using Backtracking
- The Eight Queens problem is to find a solution to place a queen in each row on a chessboard such that no two queens can attack each other. The problem can be solved using recursion. In this section, we will introduce a common algorithm design techniq
- javaTutorial 353 2024-07-18 06:32:23
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- Introduction to Spring Boot in Java
- Spring Boot: Spring Boot is a powerful framework for building Java-based, production-grade applications with minimal effort. It simplifies the development process by providing a set of conventions and defaults for common use cases, allowing developer
- javaTutorial 890 2024-07-18 06:12:50
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- Case Study: Finding the Directory Size
- Recursive methods are efficient for solving problems with recursive structures. The preceding examples can easily be solved without using recursion. This section presents a problem that is difficult to solve without using recursion. The problem is to
- javaTutorial 553 2024-07-18 06:03:39
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- Sets and Maps
- A set is an efficient data structure for storing and processing nonduplicate elements. A map is like a dictionary that provides a quick lookup to retrieve a value using a key. The “No-Fly” list is a list, created and maintained by the U.S. governmen
- javaTutorial 979 2024-07-18 05:50:00
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