Become a
Java Full Stack Developer

What is OOP? Principles & Benefits, Classes & Objects: Creating and Using Objects, Constructors: Default, Parameterized, Copy Constructor, this Keyword & Method Chaining, Static vs Instance Members, Encapsulation: Getters & Setters, Inheritance: Types (Single, Multilevel, Hierarchical), Method Overriding vs Overloading, super Keyword in Inheritance, final Keyword: Variables, Methods, and Classes, Abstraction: Abstract Classes vs Interfaces, Interface Implementation & Default Methods, Multiple Inheritance in Java (Using Interfaces), Polymorphism: Compile-time vs Runtime, Nested & Inner Classes, Anonymous Inner Classes, Java Lambda Expressions & Functional Interfaces, Java Enum & Custom Enum Methods, Annotations: @Override, @Deprecated, @FunctionalInterface, Understanding Object Class & toString() Method, Cloning Objects in Java, Garbage Collection & finalize() Method, Comparing Objects using equals() and hashCode(), Best Practices for Object-Oriented Programming.

What are Exceptions?, Difference Between Checked and Unchecked Exceptions, Java Exception Hierarchy, Handling Exceptions using try- catch, Multiple catch Blocks, finally Block: When and How to Use It, throw Keyword: Throwing Custom Exceptions, throws Keyword: Declaring Exceptions, Creating Custom Exceptions, Exception Propagation in Java, Stack Trace Analysis, Handling NullPointerException, Handling ArithmeticException (Divide by Zero), Handling ArrayIndexOutOfBoundsException, Handling ClassNotFoundException, Handling FileNotFoundException, Handling NumberFormatException, Handling IOException & SQLException, Using Assertions for Debugging, Multi-Catch Exception Handling, Try- With-Resources for Automatic Resource Management, Logging Exception Details using Java Logger, Rethrowing Exceptions in Java, Using Custom Exception Messages, Best Practices for Exception Handling.

Introduction to Java I/O Streams, Byte Streams vs Character Streams, File Class & File Operations, Creating and Deleting Files in Java, Reading and Writing Text Files, BufferedReader & BufferedWriter, FileReader & FileWriter, InputStreamReader & OutputStreamWriter, Reading Console Input Using Scanner Class, FileInputStream & FileOutputStream, Copying File Content Using Streams, Random Access File Handling, Serialization & Deserialization, ObjectInputStream & ObjectOutputStream, Using Properties File in Java, ZIP File Handling in Java, Reading and Writing JSON Files, Reading and Writing CSV Files, Handling Large Files Using Streams, Understanding Charset and Encoding, Working with NIO Package for Fast File Handling, Java 8 File I/O Enhancements (Files API), Writing a Simple File Handling Utility Class, Exception Handling in File Operations, Best Practices for Java File Handling.

What is Multithreading? Benefits & Use Cases, Thread Lifecycle & States, Creating Threads Using Thread Class, Creating Threads Using Runnable Interface, Difference Between start() and run() Method, Thread Synchronization Techniques, synchronized Keyword & synchronized Blocks, Inter-thread Communication (wait(), notify(), notifyAll()), Deadlock: Causes & Prevention, Using ReentrantLock for Synchronization, Thread Priorities & ThreadGroup, ThreadPool Executor Framework, Callable vs Runnable Interface, Future & CompletableFuture in Java 8, ForkJoin Framework for Parallel Processing, Timer and TimerTask for Scheduling Tasks, Atomic Variables for Lock-Free Synchronization, Java Memory Model & Volatile Keyword, Semaphore & CountdownLatch for Thread Synchronization, CyclicBarrier & Phaser for Coordinating Threads, Parallel Streams in Java 8, Working with Concurrent Collections, Handling InterruptedException, Writing a Multithreaded Java Program, Best Practices for Multithreading.

Introduction to Collection Framework, Differences Between Arrays & Collections, Collection Interface & Its Subinterfaces, Iterable, Collection, List, Set, Map Overview; List Implementations: ArrayList, LinkedList, Vector, Stack; Set Implementations: HashSet, LinkedHashSet, TreeSet; Map Implementations: HashMap, LinkedHashMap, TreeMap, Hashtable; Queue & Deque Implementations: PriorityQueue, ArrayDeque, How HashMap Works Internally?, LinkedHashMap vs TreeMap vs HashMap, Sorting Collections using Comparable & Comparator, Synchronization of Collections (Collections.synchronizedList), Fail-Fast vs Fail-Safe Iterators, ConcurrentHashMap vs SynchronizedMap, Performance Comparison of Different Collections, Introduction to Generics, Creating Generic Classes & Methods, Type Parameters in Generics, Wildcards (? extends, ? super), Bounded Type Parameters in Generics, Generics & Type Erasure in Java, Working with Streams & Collections Together, Using Collections in Real-World Applications, Implementing Custom Collection Classes, Best Practices for Using Collection Framework.

Introduction to Regular Expressions, Understanding Pattern & Matcher Classes, Basic Regex Patterns & Syntax, Matching Single Characters & Character Sets, Quantifiers (*, +, ?, {n}), Anchors (^ for start, $ for end), Working with Groups & Capturing Groups, Matching Special Characters (., \d, \s, \w, etc.), Replacing Text Using Regex, Splitting Strings Using Regex, Validation Using Regular Expressions, Email Validation Using Regex, Phone Number Validation Using Regex, Extracting Data from Strings Using Regex, Regex for Date Format Validation, Using Lookaheads & Lookbehinds, Case-Insensitive Matching with Flags, Nested & Complex Regex Patterns, Optimizing Regex Performance, Using Regex in Java Streams & Collections, Finding and Replacing Multiple Patterns, Writing Efficient Regex for Large Text Processing, Using Java's Pattern.compile() & Matcher API, Testing Regex with Online Tools, Best Practices for Writing Maintainable Regex.

Introduction to Java Streams, Understanding Stream Pipeline & Processing, Creating Streams from Collections & Arrays, Creating Streams from Files & Strings, Intermediate Operations: filter(), map(), flatMap(), Terminal Operations: forEach(), collect(), reduce(), Sorting Streams using sorted(), Filtering & Transforming Data in Streams, Collecting Data using Collectors.toList(), toSet(), toMap(), Using findFirst(), findAny() for Element Retrieval, Checking Elements with allMatch(), anyMatch(), noneMatch(), Counting Elements with count(), Generating Streams with Stream.generate() & Stream.iterate(), Primitive Streams: IntStream, LongStream, DoubleStream, Mapping with mapToInt(), mapToLong(), mapToDouble(), Converting Streams to Arrays & Lists, Using Optional Class with Streams, Parallel Streams vs Sequential Streams, Performance Considerations of Parallel Streams, Working with Files & I/O Streams using Stream API, Implementing Custom Stream Operations, Debugging Streams Using peek(), Exception Handling in Streams, Writing Custom Collector Functions, Best Practices for Using Streams in Java.

Introduction to MySQL, Creating and Managing Databases, SQL Queries: SELECT, INSERT, UPDATE, DELETE, Database Indexing and Optimization, Relationships and Foreign Keys, Using MySQL with Node.js (mysql2, Sequelize), Advanced Query Optimization, Transactions and Rollback Mechanisms, Data Normalization Techniques, Writing Complex Joins and Subqueries, MySQL Performance Tuning and Caching, Working with Stored Procedures, Triggers and Events in MySQL, MySQL User Management and Security Best Practices, Backup and Restore Strategies, Implementing Full-Text Search in MySQL, Scaling MySQL Databases (Replication, Partitioning), Hands-on Practice and Assignments.

Introduction to JDBC & Database Connectivity, JDBC Architecture & Driver Types, Steps to Connect Java with MySQL, Creating a Database Connection in Java, Executing SQL Queries Using Statement Interface, Using PreparedStatement for Parameterized Queries, Working with CallableStatement for Stored Procedures, Fetching Data Using ResultSet, Handling SQL Exceptions in Java, Batch Processing with JDBC, Understanding Connection Pooling, Using DataSource for Database Connectivity, Performing CRUD Operations Using JDBC, Transactions in JDBC: Commit & Rollback, AutoCommit in JDBC and When to Use It, Setting Fetch Size for Performance Optimization, Handling NULL Values in JDBC, Working with Date & Time in JDBC, Mapping ResultSet to Java Objects, Writing a JDBC Utility Class for Reusability, Logging SQL Queries Using JDBC Logging, Writing Secure JDBC Code to Prevent SQL Injection, Best Practices for Writing Efficient JDBC Code.

Introduction to HTML & History, HTML Elements and Attributes, Semantic HTML & Importance, HTML Forms and Form Elements, Input Types and Form Validation, HTML Tables and Structuring Data, HTML5 Elements (Audio, Video, Canvas, SVG), HTML Meta Tags and SEO Basics, Creating Multi-page Websites, Links and Navigation Menus, HTML5 Storage (LocalStorage, SessionStorage), HTML Accessibility Features (ARIA), Using HTML for Email Templates, HTML Best Practices and Code Formatting, HTML Performance Optimization, HTML Boilerplate and Frameworks Overview, Introduction to PWA (Progressive Web Apps), HTML with JavaScript Integration, Hands-on Practice and Assignments.

Introduction to CSS & CSS Syntax, Selectors, Specificity & Inheritance, Box Model and Positioning Techniques, Float, Clear and Overflow Properties, CSS Flexbox and Grid Layouts, Media Queries and Responsive Design, CSS Variables and Custom Properties, CSS Animations and Transitions, Pseudo-elements and Pseudo-classes, CSS Units (px, %, em, rem, vh, vw), Backgrounds, Borders, and Shadows, Text Styling and Typography Best Practices, CSS3 New Features and Properties, Implementing Dark and Light Modes, CSS Preprocessors (SASS, LESS - Introduction), Using Google Fonts and Custom Fonts, CSS Frameworks (Bootstrap, Tailwind - Overview), Debugging CSS Issues, Performance Optimization in CSS, Hands- on Practice and Mini Projects.

Introduction to JavaScript, Variables (var, let, const) and Data Types, Operators and Expressions in JavaScript, Control Flow (if-else, switch-case), Loops (for, while, do-while), Functions (Named, Anonymous, Arrow Functions), Function Scope and Closures, JavaScript Objects and Prototypes, Arrays and Array Methods, String Manipulation and Regular Expressions, Events and Event Listeners, DOM Manipulation and Traversal, Forms Handling and Validation, Error Handling (try- catch, finally), JavaScript Timers (setTimeout, setInterval), JavaScript ES6+ Features

(Destructuring, Spread, Rest), JavaScript Best Practices and Coding Standards, Hands- on Practice and Assignments.

Introduction to Web Applications & Servlets, Difference Between CGI & Servlets, Servlet Lifecycle: init(), service(), destroy(), Writing & Deploying a Simple Servlet, HttpServlet & Handling HTTP Requests, GET vs POST Methods in Servlets, ServletConfig vs ServletContext, Request & Response Handling in Servlets, Redirecting Requests Using sendRedirect() & forward(), RequestDispatcher & Its Use Cases, Working with Servlet Filters & Interceptors, Implementing Session Management in Servlets, Cookies vs Sessions: Which to Use?, URL Rewriting for Session Management, Understanding Servlet Listeners, File Uploading Using Servlets, Exception Handling in Servlets, Logging & Debugging Servlets, Asynchronous Processing in Servlets, Writing a Custom Servlet Utility Class, Implementing Security in Servlets, Working with Servlet- Based REST APIs, Deploying Servlets in Tomcat Server, Servlet Performance Optimization, Best Practices for Writing Maintainable Servlets.

Introduction to JSP & Its Importance, Difference Between JSP & Servlets, JSP Lifecycle: Compilation, Initialization, Execution, Writing & Deploying a Simple JSP Page, JSP Scripting Elements: Declarations, Scriptlets, Expressions, Understanding JSP Directives, JSP Implicit Objects & Their Usage, JSP Form Handling & Data Submission, JSP PageContext & Request Attributes, Working with JavaBeans in JSP, JSTL (JavaServer Pages Standard Tag Library), Using JSP Custom Tags for Code Reusability, JSP Expression Language (EL), Implementing MVC Architecture with JSP & Servlets, JSP Exception Handling & Error Pages, Session Management in JSP, Using JSP with Databases (JSP + JDBC), AJAX Integration with JSP for Asynchronous Data Loading, Working with JSP Filters & Interceptors, Securing JSP Applications, JSP Caching for Performance Optimization, Debugging JSP Applications, Deployment of JSP Projects in Tomcat Server, Writing Reusable JSP Templates & Components, Best Practices for Writing Scalable JSP Applications.

Introduction to Spring Framework, Dependency Injection (DI) & Inversion of Control (IoC), REST APIs with Spring Boot, Spring Data JPA & Hibernate ORM.