Java Notes for Professionals

• Getting started with Java Language
• Type Conversion
• Getters and Setters
• Reference Data Types
• Java Compiler - 'javac'
• Documenting Java Code
• Command line Argument Processing
• The Java Command - 'java' and 'javaw'
• Literals
• Primitive Data Types
• Strings
• StringBuffer
• StringBuilder
• String Tokenizer
• Splitting a string into fixed length parts
• Date Class
• Dates and Time (java.time.*)
• LocalTime
• BigDecimal
• BigInteger
• NumberFormat
• Bit Manipulation
• Arrays
• Collections
• Lists
• Sets
• List vs Set
• Maps
• LinkedHashMap
• WeakHashMap
• SortedMap
• TreeMap and TreeSet
• Queues and Deques
• Dequeue Interface
• Enums
• Enum Map
• EnumSet class
• Enum starting with number
• Hashtable
• Operators
• Constructors
• Object Class Methods and Constructor
• Annotations
• Immutable Class
• Immutable Objects
• Visibility (controlling access to members of a class)
• Generics
• Classes and Objects
• Local Inner Class
• Nested and Inner Classes
• The java.util.Objects Class
• Default Methods
• Packages
• Inheritance
• Reference Types
• Console I/O
• Streams
• InputStreams and OutputStreams
• Readers and Writers
• Preferences
• Collection Factory Methods
• Alternative Collections
• Concurrent Collections
• Choosing Collections
• super keyword
• Serialization
• Optional
• Object References
• Exceptions and exception handling
• Calendar and its Subclasses
• Using the static keyword
• Properties Class
• Lambda Expressions
• Basic Control Structures
• BufferedWriter
• New File I/O
• File I/O
• Scanner
• Interfaces
• Regular Expressions
• Comparable and Comparator
• Java Floating Point Operations
• Currency and Money
• Object Cloning
• Recursion
• Converting to and from Strings
• Random Number Generation
• Singletons
• Autoboxing
• 2D Graphics in Java
• JAXB
• Class - Java Reflection
• Networking
• NIO - Networking
• HttpURLConnection
• JAX-WS
• Nashorn JavaScript engine
• Java Native Interface
• Functional Interfaces
• Fluent Interface
• Remote Method Invocation (RMI)
• Iterator and Iterable
• Reflection API
• ByteBuffer
• Applets
• Expressions
• JSON in Java
• XML Parsing using the JAXP APIs
• XML XPath Evaluation
• XOM - XML Object Model
• Polymorphism
• Encapsulation
• Java Agents
• Varargs (Variable Argument)
• Logging (java.util.logging)
• log4j / log4j2
• Oracle Offcial Code Standard
• Character encoding
• Apache Commons Lang
• Localization and Internationalization
• Parallel programming with Fork/Join framework
• Non-Access Modifiers
• Process
• Java Native Access
• Modules
• Concurrent Programming (Threads)
• Executor, ExecutorService and Thread pools
• ThreadLocal
• Using ThreadPoolExecutor in MultiThreaded applications.
• Common Java Pitfalls
• Java Pitfalls - Exception usage
• Java Pitfalls - Language syntax
• Java Pitfalls - Threads and Concurrency
• Java Pitfalls - Nulls and NullPointerException
• Java Pitfalls - Performance Issues
• ServiceLoader
• Classloaders
• Creating Images Programmatically
• Atomic Types
• RSA Encryption
• Secure objects
• Security & Cryptography
• Security & Cryptography
• SecurityManager
• JNDI
• sun.misc.Unsafe
• Java Memory Model
• Java deployment
• Java plugin system implementations
• JavaBean
• Java SE 7 Features
• Java SE 8 Features
• Dynamic Method Dispatch
• Generating Java Code
• JShell
• Stack-Walking API
• Sockets
• Java Sockets
• FTP (File Transfer Protocol)
• Using Other Scripting Languages in Java
• C++ Comparison
• Audio
• Java Print Service
• CompletableFuture
• Runtime Commands
• Unit Testing
• Asserting
• Multi-Release JAR Files
• Just in Time (JIT) compiler
• Bytecode Modification
• Disassembling and Decompiling
• JMX
• Java Virtual Machine (JVM)
• XJC
• JVM Flags
• JVM Tool Interface
• Java Memory Management
• Java Performance Tuning
• Benchmarks
• FileUpload to AWS
• AppDynamics and TIBCO BusinessWorks Instrumentation for Easy Integration
• Installing Java (Standard Edition)
• Java Editions, Versions, Releases and Distributions
• The Classpath
• Resources (on classpath)