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The "Thread" Class - Creating Thread Objects With Thread Sub Classes
This section provides a tutorial example on how to create new threads with your own classes extended from the 'Thread' class. You need to override the run() method in your own classes.
2022-10-01, ∼372🔥, 0💬

References
List of reference materials used in this Java tutorial book.
2022-10-01, ∼372🔥, 0💬

javax.crypto.KeyGenerator - Generating Secret Keys
This section provides a quick introduction of the secret key generation class, javax.crypto.KeyGenerator.
2022-10-01, ∼371🔥, 0💬

Control Flow Statements
This chapter provides tutorial notes and Control Flow Statements. Topics include decision-making statements: 'if' and 'switch' statements; looping statements: 'for', 'while' and 'do' statements; branching statements: 'break', 'continue', and 'return' statements.
2022-10-01, ∼371🔥, 0💬

Comparing Message Digest Output of MD5 and SHA
This section a tutorial example on how to view and compare message digest output from two standard message digest algorithms MD5 and SHA.
2022-10-01, ∼370🔥, 0💬

DSA Private Key and Public Key Pair Sample
This section provides a tutorial example on how to run JcaKeyPair.java to generate a DSA private key and public key pair sample. Keys are stored PKCS#8 and X.509 encoding formats.
2022-10-01, ∼370🔥, 0💬

RSA Private Key and Public Key Pair Sample
This section provides a tutorial example on how to run JcaKeyPair.java to generate a RSA private key and public key pair sample. Keys are stored PKCS#8 and X.509 encoding formats.
2022-10-01, ∼370🔥, 0💬

Secret Key Generation and Management
This chapter provides tutorial notes and example codes on secret keys. Topics include secret keys for Blowfish, DES, or HmacMD5 encryption algorithms; key generator class; test program to generate secret keys and save them in files.
2022-10-01, ∼369🔥, 0💬

Java Execution Console - "in", "out" and "err" Data Streams
This section provides a tutorial example on how to use default input and output data streams: System.in, System.out and System.err.
2022-10-01, ∼369🔥, 0💬

Performance Comparison of String and StringBuffer
This section provides a tutorial example to do a performance comparison of 3 classes: String, StringBuffer, SimpleStringBuffer.
2022-10-01, ∼369🔥, 0💬

Date, Time and Calendar Classes
This chapter provides tutorial notes and example codes on JDK date, time and calendar classes. Topics include using java.util.Date to measure date and time; using java.util.Calendar and sub-classes to manage calendar information; using Calendar.add() method to manipulate calendar elements.
2022-10-01, ∼368🔥, 0💬

JDK Documentation Installation
This section describes how to install JDK Documentation on your own machine.
2022-10-01, ∼368🔥, 0💬

Download and Install JDK 20 on macOS
This section describes how to download and install JDK 20 on a macOS computer.
2022-10-01, ∼368🔥, 0💬

Encoding Conversion Programs for Encoded Text Files
This chapter provides tutorial notes and example codes on character encoding conversion. Topics include entering Unicode characters with \uxxxx escape sequences; viewing encoded text files in Hex values; converting text files from one encoding to another; viewing encoded text files in Web browsers; ...
2022-10-01, ∼367🔥, 0💬

Hello.java API Document
This section provides a tutorial example of how to generated a Java API document for the Hello.java class with 'javadoc' command.
2022-10-01, ∼366🔥, 0💬

Java GUI Test Program
This section provides a tutorial example on how to build a Java GUI application with JInternalFrame class and related listeners.
2022-10-01, ∼366🔥, 0💬

Bitwise Operations on "byte" Values - Example Program
This section provides a tutorial example on how 4 types of bitwise operations, 'And', 'Or', 'Exclusive Or', and 'Complement' works on 'int' values.
2022-10-01, ∼365🔥, 0💬

"ThreadGroup" Class - Container of Threads and Thread Groups
This section describes the 'ThreadGroup' class and its main methods. A 'ThreadGroup' object is a container of threads and thread groups.
2022-10-01, ∼365🔥, 0💬

java.time.ZonedDateTime - Calendar and Timezone
This section describes the java.time.ZonedDateTime class that represents a moment of time expressed in 3 components, ISO 8601 date, time of day, and timezone.
2022-10-01, ∼364🔥, 0💬

Runtime.getRuntime() - Getting the Runtime Object
This section describes the system Runtime object and the Runtime.getRuntime() method to get it from the JVM.
2022-10-01, ∼364🔥, 0💬

What Is a Socket?
This section describes what is a socket - An concept represents one end-point of a two-way communication link between two programs running on the Internet network.
2022-10-01, ∼362🔥, 0💬

Reading and Writing Certificates in DER and RFC Formats
This section provides test results of using my JcaCertificateTest.java program to read in certificates in DER and RFC formats. Those certificates are generated with the 'keytool' command tool.
2022-10-01, ∼362🔥, 0💬

Class Type Variables Storing References
This section describes how references of class objects are stored in class variables of the same class type.
2022-10-01, ∼362🔥, 0💬

Locale Sensitive Operations
This section provides a tutorial example on how to convert date objects to strings in different locales using java.util.SimpleDateFormat class.
2022-10-01, ∼361🔥, 0💬

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