Top 5 Free Google Cloud Developer Certification Exam Courses in 2024 - Best of Lot

If you are preparing for Google Cloud Professional Cloud Developer certification and looking for free Google cloud courses to learn online then you have come to the right place. In the past, I have shared the best courses to learn Google Cloud as well as certification courses to pass cloud engineer, data engineer, and cloud architect certifications, and today, I am going to share free Google Cloud Professional Cloud Developer certification exam courses for both beginners and experienced IT  professionals. This is one of the best exams for a Software developer who wants to learn Google Cloud Platform from a developer's point of view. 

Top 5 Free MongoDB and NoSQL courses for Beginners to Learn in 2024 - Best of Lot

If you want to learn MongoDB in 2024, one of the most popular NoSQL databases and are looking for free resources like free tutorials and free online MongoDB courses to start with, you have come to the right place. Earlier, I have shared the 10 free full-stack development courses, and today, I will share the 5 best free online courses to learn Mongo DB online. These courses are created by experts and made free for educational purposes. Thousands of students have already joined these free Mongo DB courses, and you can also do the same to learn this in-demand skill and further boost your resume for cutting-edge jobs. 

Top 5 Courses For SAS BASE Certification in 2024 - Best of Lot

Before we get to the 5 best courses that will help you earn a SAS BASE certification, let me tell you what this certification really is. The BASE SAS certification is also officially known as The SAS Certified BASE Programmer For SAS 9 Credential. It is basically a certification for absolute beginners in SAS programming. To gain this certification, you should have adequate knowledge and experience of SAS version 9.3. It is also one of the essential requirements for many other advanced SAS certifications.

Top 5 Free Udemy Courses to Learn React Native Courses for Beginners in 2024 - Best of Lot

Hello guys, if you are learning React Native to make cross-platform apps and looking for some free courses to learn React Native then you have come to the right place. In the past, I have shared the free courses to learn ReactJS, and the best React Native courses, and today I am going to share the best free online training courses to learn React Native. The list includes both React Native crash courses as well as comprehensive courses to learn React Native in depth. There is a huge demand for cross-platform app frameworks like React Native and Flutter which allows you to create native-looking iOS and Android apps with the same code base.

Top 5 Tableau Desktop Specialist Associate Certification Courses on Udemy in 2024 - Best of Lot

Hello guys, if you are preparing for Tableau Desktop Associate Certification or want to become a Tableau Desktop certified associate and looking for the best online courses to start your preparation, then you have come to the right place. In the past, I have shared the best courses to learn Tableau, and today I will share the best course to crack the Tableau Desktop Certified Associate exam. These are the best online courses from sites like Udemy and Pluralsight and were created by experts and experienced Tableau developers. These will help you cover all exam topics and gain all the necessary skills required to pass this prestigious IT certification. 

Top 5 Udemy Courses to learn Scrappy with Python in 2024 - Best of Lot

Hello guys, web scraping is one of the useful skills, and you can use it for many different projects. For example, you can use web scraping to find the cheapest flight between the two countries, find the cheapest hotels and holiday packages. Python makes it easy to scrape data from the website and store it. Many built-in tools can do web crawling and scraping, and one of the best tools is Scrapy. This tool is a free and open-source tool written in python for web scraping and crawling purposes, and you can use it to extract data from any website.

2 Best Python Programming Courses on Udemy for Beginners in 2024

Hello guys, If you want to learn Python Programming language online in 2024 and don't have much time like you want to learn Python in a week on your own and looking for the best online Python resources then you have come to the right place. In the past, I have shared the best Python courses, books, Python developer RoadMap, and tutorials, and today, I am going to share with you the exact step-by-step plan to learn Python programming from scratch in 7 days by joining the 2 of best Python courses on Udemy, one of my favorite and most affordable website for online learning. After thorough research, combined with my own experience, I have chosen two of the best Python Bootcamp courses which can be used to learn Python from scratch in a week's time.

Top 5 Online Courses to learn Internet of Things (IoT) for Beginners on Udemy in 2024 - Best of Lot

Hello guys, you might have heard about IoT or the Internet of things, one of many buzzes around the technology world. If you are not sure what does IoT means and why you should learn this skill in 2024 then let me give you a brief overview.  The Internet of Things or IoT is any material or machine that has an internet connection other than a general computer that you are using in your daily life or phones and it must have some computational power and some intelligence to be considered as an IoT device such as the cameras and the intelligent refrigerator. If you are looking to learn about the Internet of Things to create some useful projects then you have come to the right place.

Top 5 Courses To Learn Power Platform on Udemy in 2024 - best of Lot

Before we get to the top 5 courses that will teach you everything you need to know about Microsoft Power Platform, let me tell you what it really is. Are you the kind of person who thinks that this world will be a better place if you could get everything you ever want in a nice single package? Are you annoyed by all the clutter that is present on the internet these days? If so, Microsoft has a solution for you.  Microsoft Power Platform is basically a group of various products offered by Microsoft. It can be used for developing and building complex business solutions as well as analyzing data visualizations.

Top 5 Courses To Learn Kindle Self Publishing for eBook in 2025 - Best of Lot

Before I get to the 5 best courses that will teach you everything there is to know about Kindle self-publishing, let me tell you a little bit more about what self-publishing really is all about.  The self-publishing arm of Kindle, known as Kindle Direct Publishing, is a platform that allows authors to connect to millions of readers worldwide. It is very easy to create an author account, upload your book, and sell the paperback version, as well as your eBooks through Amazon. The key thing to remember is that you can do all of this without any setup cost.

Top 5 Courses For Snowpro Core Certification in 2025 - Best of Lot

Before we get to the 5 best courses that will teach you about snowflake certification, let me tell you what it really is. The Snowflake SnowPro Certification Exam covers all the features of SnowFlake in addition to the architectural principles and the best practices for implementing SnowFlake solutions. You should have a very good understanding of SnowFlake before attempting this exam. SnowFlake is basically a cloud-native platform that frees you to set up separate data warehouses and data lakes as well as allows you to secure data sharing across your organization. 

Top 5 Courses to Learn Wix For Website Design in 2024 - Best of Lot

Before I tell you about the best courses that will help you become an expert in Wix and website designing, let me tell you a little bit about what Wix really is. In simple words, Wix is basically a cloud-based platform that is used for creating and designing websites. It gives users a very unique platform for developing websites, along with a wide variety of tools. You can use these user-friendly tools to drag-and-drop vital features on your website and make it more accessible and unique.

Top 5 SEO Courses on Udemy for 2025 - Best of Lot

Hello friends, we are here again today for another exciting topic to discuss. But, today we are not gonna discuss something which is related to Java or any other language or spring boot. Today we are gonna discuss something which is immensely practical and has the potential to land you very high paying jobs. Today we are gonna take a look at the best available SEO courses online.

How to Print Pyramid Pattern in Java? Program Example

Pattern based exercises are a good way to learn nested loops in Java. There are many pattern based exercises and one of them is printing Pyramid structure as shown below:

* 
* * 
* * * 
* * * * 
* * * * * 

You need to write a Java program to print the above pyramid pattern. How many levels the pyramid triangle would have will be decided by the user input. You can print this kind of pattern by using print() and println() method from System.out object. System.out.print() just prints the String or character you passed to it, without adding a new line, useful to print stars in the same line. 

How to Print Prime Numbers from 1 to 100 in Java [Solved]

Hello guys, today, I'll share with you a simple problem of writing a Java program to print prime numbers up to a given number like saying prime numbers from 1 to 100. It's one of the most common coding exercises for programmers learning in Java, as it gives you an opportunity to learn more about the essential operators in Java Programming. The key here is that you cannot use a library function which can simplify your job, you need to devise the algorithm for checking prime number by yourself. One of the most popular algorithms for generating prime is Sieve of Eratosthenes,  which we have discussed earlier, but in this post, we will take a simpler approach.

5 Best Websites to Learn Machine Learning in 2024

Getting knowledge in Machine Learning will never be a problem when you have great websites at your disposal. Machine Learning is branch of artificial intelligence (AI) and computer science. In this article, I have listed some of the best websites that will work miracles for you as you try to learn and master Machine Learning.  The quality of these websites is not compromised at all and that should tell you one thing, you are about to get the best skills that you could ever wish to get. Everything is on point including the length of the courses, language used and the skills being taught. 

How to count a number of words in given String in Java? [Solved]

Can you write a method in Java that accepts a String argument and returns a number of words in it? A word is a sequence of one or more non-space characters i.e. any character other than '' (empty String). This should be your method signature:

public int count(String word);

This method should return 1 if the input is "Java" and return 3 if the input is "Java, C++, Python". Similarly a call to wordCount("    ") should return 0. 

5 Best Udemy Courses to Learn Spring Framework in 2025

For all the Java developers landing on this blog, you are on the right page! For all who wanna transform, you too are also on the right page. Today we are gonna review a few of the best courses available in the market for the learning world's one of the most famous frameworks ever made, the Spring framework! The Spring Framework is a Java platform application framework and inversion of the control container. Any Java program may utilize the framework's fundamental capabilities, however, there are extensions for creating web apps on top of the Java EE platform.

5 Best Udemy Courses to Learn Hibernate in 2025

Hello there, if you're seeking the greatest Hibernate and JPA online courses in 2021, you've come to the correct spot. Hibernate ORM is a Java programming language object-relational mapping tool. It provides a framework for translating a relational database to an object-oriented domain model. It's an object-relational mapping (ORM) tool or platform that lets you deal just with objects while Hibernate takes care of your data. You may utilize the Hibernate framework in your project instead of developing classes using SQL to load, store, and update data using the DAO design pattern.


So, let's take a look at some f the best courses available in the market to learn Hibernate.

5 Best Hibernate courses on Udemy in 2025

Here are the best Udemy courses you can join to Learn Hibernate in depth. I highly recommend them to Java developers who want to upskill themselves in 2024 to 2205. 

1. Java Persistence: Hibernate and JPA Fundamentals[UDEMY]

rating: 4.5 out of 5

duration: 10 hours

instructor: Deshraj Singh Kiran

price: $42

This is the course for you if you're a Java programmer who wants to master Hibernate and JPA principles as well as some advanced subjects in Java Persistence with Hibernate.

Hibernate 4.3.5. Final (and applicable updates for Hibernate 5.0) will be covered in this course, as well as how to utilize Hibernate as a JPA provider.

You'll also study the principles of object/relational mapping, querying, cache performance, and concurrency, as well as some advanced JPA capabilities.

The principles of Object/Relational Mapping, Querying, Caching, Performance, and Concurrency, as well as certain advanced JPA capabilities.

The basics of First and Second Level Caching, N+1 Selects Problem & Batch Fetching, Optimistic Locking & Versioning, and Optimistic Locking & Versioning Entity Relationships, Inheritance Mapping, and Polymorphic Queries: The Basics

2. High-Performance Java Persistence - Mach 1[Vlad Mihalcea]

rating: 4.5 out of 5

duration: 4 hours

instructor: Vlad Mihalcea

price: $99

When you already know Hibernate and JPA and want to push your understanding of Hibernate and JPA to the next level, I recommend checking out @Vlad Mihalcea's High-Performance Java Persistence with Hibernate.

Vlad is a Java Champion and one of the most active Hibernate ORM project committers, whose goal is to better understand the inner workings of databases and frameworks in order to improve corporate system performance.

The following are some of the topics covered in this course:

Best practices for logging, testing, and schema management

Modeling of data (types, identifiers, entity mappings, inheritance)

Processing in batches (Persistence Context Management, batch updates, bulk updates)

Obtaining the finest techniques

Controlling transactions and concurrency

Best practices are being archived.

Finally, you'll learn about sophisticated features like caching and interceptors, which are essential for experienced Java programmers. I strongly advise experienced Java developers to take this advanced Hibernate course.

3. Hibernate and Java Persistence API (JPA) Fundamentals[UDEMY]

rating: 4.6 out of 5

duration: 7.5 hours

instructor: Infinite skills

price: $42

This is another excellent course for learning the fundamentals of Hibernate and JPA. Object-relational mapping and Hibernate concepts are covered in this online training course.

The basics of mapping annotations, mapping composite, and collection types, and entity relationships will be covered after that. Hibernate API, JPA API, complex mapping and settings, and criteria API are all covered in this video tutorial.

The Hibernate query language and Java Persistence query language will also be covered, which allow you to express SQL in a database vendor-independent manner.

4. Master Hibernate and JPA with Spring Boot in 100 Steps[UDEMY]

rating: 4.5 out of 5

duration: 13 hours

instructor: In28Minutes

price: $45

This is a hands-on course that uses Spring and Spring Boot to teach the principles of the Java Persistence API (JPA) and the Hibernate framework. Entities, Relationships, Inheritance Mappings, and Annotations are the fundamentals of JPA and Hibernate.

It also delves into JPA and Hibernates Relationships — One to One, Many to One, and Many to Many — as well as several techniques of querying data with JPA and Hibernate, including JPQL, Criteria API, and Native Queries.

You'll also learn about caching and how to use Hibernate to tune the speed of your JPA application — Solve N+1 Queries Issues.

5. Hibernate Fundamentals: Hands-On Primer With Java EE & JPA[UDEMY]

rating: 3.8 out of 5

duration: 3 hours

instructor: Syez raza

price: $45

Another good online Hibernate training course is this one, which gives a thorough introduction to Hibernate and the notion of Object Relational Mapping (ORM).

You'll also learn how to develop Java apps that link to a relational database using Hibernate.

The course also covers the most important JPA annotations for mapping classes to relational models. In a nutshell, you'll learn how to use Hibernate to install, set up, and develop Java apps.

You will learn some of the best things in hibernate and the list is as follows:

Learn all there is to know about Hibernate and why it is so important.

Create a Java application from the ground up in the Hibernate environment.

Hibernate and SQL tools must be installed and configured.

Create a Java class for persistence.

The Hibernate XML Mapping File must be created.

Create an XML configuration file for Hibernate.

Access to the MyPHPadmin back-end database and test the application.

Conclusion:

That's all about the best Udemy courses to learn Hibernate in 2025. I highly recommend them for Java developers. So we have reviewed some of the best Hibernate courses available in the market. Decide on your own will and jump into the ocean of Hibernate and Java!

3 ways to Find Duplicate Elements in a given Array in Java [Solved]

Hello guys, if you are wondering how to find duplicates from a given array in Java then you have come to the right place. This is one of the most popular coding problems from interviews and there are multiple ways to solve this problem. In this article, I will show you three ways to solve this problem. First, you will learn how to solve the problem using brute force way and then you will see how you can optimize and simplify the solution by using additional memory and using an appropriate data structure like a HashSet or Hash table. In the real interview, you may need to solve this problem in some constraints like you cannot use additional memory or additional data structure that's where knowing multiple ways to find duplicate in Java array really help.