Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
ReetrantLock is a class that implements Lock Interface. It provides the synchronization feature with great flexibility which is why it is the most used lock class in Java. It is necessary for the reliable and fair working of thread. Here, threads are small sub-processes of a big operation. In this article, we are going to learn ReetrantLock and how they manage threads so that they can work efficiently. Working of ReetrantLock When multiple threads try to access a shared resource then, ReetrantLock restricts access to a single thread at a time through ‘lock()’ and ‘unlock()’ methods. Suppose there are ... Read More
Introduction Salesforce is a cloud-based customer relationship management (CRM) software that helps businesses automate their sales, marketing, and customer service processes. Salesforce offers a range of tools and features that can help businesses boost their marketing efforts, from lead generation and email marketing to social media management and customer analytics. In this article, we will explore how Salesforce can boost your marketing efforts and drive business growth. We will cover the following topics − Lead Generation Email Marketing Social Media Management Customer Analytics Integration with Third-Party Marketing Tools Lead Generation Salesforce can help businesses generate and manage ... Read More
List is the sub-interface of Java Collection Interface. It is a linear structure that stores and accesses each element in a sequential manner. To use the features of list, we use ArrayList and LinekdList class that implements the list interface. In this article, we will create an ArrayList and try to select items from that list randomly. Program to Randomly select items from a List in Java Random Class We create an object of this class to generate pseudorandom numbers. We will customize this object and apply our own logic to select any random items from the list. ... Read More
Complex numbers are expressed as the sum of a real number and an imaginary number. Its general form is ‘a + ib’ where a and b represent real numbers and ‘i’ an imaginary number. For example, 5.4 + 2.6i here, 5.4 is the real part and 2.6i is the imaginary part. The various application of complex number includes quantum mechanics, signal processing and so forth. In this article, we will create a Java program to add and subtract complex numbers using class. Although it supports almost all the basic mathematical operations. Program to Add and Subtract Complex Numbers using ... Read More
In the 1990s, the Internet became widely available, leading to a growth in global interconnectivity. Today, not only are people connected, but their devices are as well. The Internet of Things (IoT) is a complex network of objects and individuals that interact with each other via wireless communication, sensors, and embedded circuits. What was once a subject of science fiction movies has become a reality that surrounds us. Technology is evolving rapidly, and IoT has become an integral part of our lives. IoT refers to physical objects such as home appliances or security systems that are connected to the internet ... Read More
HashMap is a class that is used to implement Map Interface. It stores its element in key-value pairs. The Key is an object that is used to fetch and receive value associated with it. It has access to all the methods of Map Interface, it does not have any additional methods of its own. Duplicate values are not allowed, although we can store null values and keys. In this article, we will try reading the content of a local text file into Java HashMap. Java Program to Read Text File into Java HashMap The general syntax for HashMap is as ... Read More
When it comes to learning more about How does 5G technology enhance the Internet of Things, the first thing that comes to mind is what 5G technology is. 5G technology is the last evolution in wireless cell phone technology, providing faster data transmission, smaller interruptions, and boosted network capacity over past generations. It seeks at enabling an extensive variety of new applications and utilization instances, like IoT, self-driving vehicles, virtual and additive reality, and much more. Therefore, 5G technology enhances the Internet of Things. This technology is important 5G technology has significance in the Internet of Things (IoT). 5G Technology ... Read More
Introduction In today's business world, data is king. Every company, regardless of industry, size, or location, generates and collects data from a variety of sources, including sales, customer interactions, marketing campaigns, social media, and more. However, collecting data is only the first step. To make the most of the data, it's essential to analyze it and turn it into actionable insights that drive better decision-making, improve performance, and increase revenue. That's where Salesforce Analytics comes in. Salesforce Analytics is a powerful data analysis and visualization tool that helps organizations make sense of their data. With Salesforce Analytics, you can transform ... Read More
Recursive Constructor Invocation is a compile time error that occurs when a constructor calls itself. It is similar to recursion where a method calls itself as often as necessary. The method that calls itself is called as recursive method and the constructor that calls itself is called as recursive constructor. In this article, we will understand the Recursive Constructor Invocation error in Java with a few examples. Recursive Constructor Invocation Constructor It is quite similar to methods but the difference is that methods define the behavior of an object but constructor is used to initialize those objects. We can provide ... Read More
Introduction Salesforce is a customer relationship management (CRM) platform that enables organizations to manage their customer interactions, sales processes, and customer data. It provides a range of features that help salespeople streamline their workflows, automate processes, and track customer interactions. In this article, we will discuss five Salesforce features that every salesperson should know to improve their productivity and close more deals. Sales Cloud Sales Cloud is a CRM platform that enables sales teams to manage their sales processes and customer data. It provides a range of features that help salespeople manage their leads, track their sales pipeline, and ... Read More