Herong's Tutorial Examples: Java

XML Tutorials - Herong's Tutorial Examples
This XML tutorial book is a collection of notes and sample codes written by the author while he was learning XML himself. Topics include introduction to XML, DTD (Document Type Definition), XSD (XML Schema Definition), XPath (XML Path Language), XSL (Extensible Stylesheet Language), XSLT (XSL Transf... 2021-03-07, 9311👍, 2💬

💬 2016-05-07 mehari: this tutorials helps many trainers through out the world, thanks!

💬 2015-07-19 Jay: What about JSON format?

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Using java.net.HttpURLConnection to Send SOAP Messages
This section describes steps to follow if you want to use the java.net.HttpURLConnection class to send out a SOAP XML message. 2021-09-25, 43033👍, 17💬

💬 2021-09-25 Herong: Praveen, show us your code that handles the response message.

💬 2021-09-22 Praveen: Hi, I have used java.net.HttpURLConnection to Send SOAP Messages and received the response. The raw response data contains soap ...

💬 2018-12-21 Herong: RAS, Yes. That's a good example on sending a file as a SOAP attachment. I thought you were looking for example on sending files ...

💬 2018-12-18 RAS: Thanks Dr. Herong for your reply. I've gone through the link you've shared but in that way, there's no way to pass other paramet...

💬 2018-12-18 Herong: RAS, Sending (or uploading) files from a client depends what how the server want to receive them. If the server support multipar...

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'native2ascii' - Encoding Converter Command and Options
This section describes the native-to-ASCII encoding converter 'native2ascii' and its options. Non-ASCII characters in a Java source file must be converted into \udddd Unicode sequences before giving it to the Java compiler. 2021-08-19, 2830👍, 22💬

💬 2021-08-19 Ann: \u041f\u043d-\u0421\u0431\

💬 2020-09-17 Sharan: Great place to work

💬 2019-12-18 sdad: Concernant l’entité susmentionnée, veuillez noter que les informations suivantes ont été mises à jour dans nos systèmes

💬 2019-12-18 Axel: Hello

💬 2019-03-23 cc: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

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Importing Classes Defined in Unnamed Packages
This section provides a tutorial example on how to import classes defined in an unnamed package - done in the same as importing classed defined in named packages with JDK 1.3.1. But it is not allowed with JDK 1.4.1. 2021-08-07, 121👍, 2💬

💬 2021-08-03 Herong: bruce, you need to have Hello.class is in the classpath.

💬 2021-07-31 bruce: D:\javadu>echo %path% C:\Program Files\Java\jdk1.3\bin D:\javadu>javac ImportingHello.java ImportingHello.java:1: cannot resolve...

Outdated: Downloading and Installing JDK 1.3.1 on Windows
This section provides a tutorial example on how to download and install JDK (or J2SE) 1.3.1 on a Windows 2000 system. A simple Java program was entered, compiled, and executed with the new JDK installation. 2021-08-04, 2693👍, 4💬

💬 2021-08-04 Bob: can i play hypixel on this

💬 2017-08-07 anurag tiwari: i 'm not satisfied with your features

Charset.decode() - Method to Decode Byte Sequences
This section provides a tutorial example on how to decode byte sequences back to characters with a given encoding using different decoding methods provided by JDK: CharsetDecoder.decode(), Charset.decode(), new String(), InputStreamReader.read() 2021-07-27, 114👍, 1💬

💬 2021-07-27 aqweqweqwe: %2fWebForms%2fLogin.aspx%3fReturnUrl %3d%252fWebForms%252f...

Object Query Language (OQL)
This section describes what is OQL (Object Query Language). OQL statement syntax and examples are also provided. 2021-07-21, 6396👍, 3💬

💬 2016-09-02 Jach: hello world ,I'm Jack!

Java Tools Tutorials - Herong's Tutorial Notes
This free book is an excellent tutorial book for beginners. It is a collection of notes and sample codes written by the author while he was learning Java tools himself. Topics include java, javac, jar, jdb, jar, javap, keytool, jconsole, jps, jstatd, jstat, jinfo, jmap, jhat, jstack. 2021-07-12, 7192👍, 2💬

💬 2021-07-12 Jack Slater: Very useful tutorial

💬 2016-01-12 ASHIS BEHERA: IT IS VERY GOOD

'native2ascii' - Native-to-ASCII Encoding Converter
This chapter provides tutorial notes on the native-to-ASCII encoding converter 'native2ascii'. Topics include 'native2ascii' command options, default encoding CP1252 used by 'javac', converting UTF-8 characters into \udddd Unicode code sequences, converting \udddd sequences back to native encodings. 2021-06-10, 5355👍, 56💬

💬 2021-06-10 Makhzen: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2021-05-18 Louis: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2021-04-29 rot: yeah

💬 2021-01-30 ali: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2020-12-18 uj: É)+'\'+(ó-É)+(É+ó)+(þ)+'\'+(ó-É)+(É+ ó)+(É+É)+'\'+(É+É)+(þ)+'\'+(É+ó)+(ó- É)+'\'+(ó-É)+(þ)+(ó)+'\'+(ó-É)+(É+É) +(ó-É...

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Digital Signature Algorithm and Sample Program
This chapter provides tutorial notes and example codes on digital signature. Topics include algorithm and steps of signing a document; algorithm and steps of verifying a signature; digital signature generation and verification sample programs; sample signatures of SHA1withRSA and SHA1withDSA algorit... 2021-06-09, 1018👍, 4💬

💬 2016-12-15 vijay: thanks

Downloading and Installing JDK 1.8.0 on Windows
This section provides a tutorial example on how to download and install JDK 1.8.0 (Java SE 8), which contains the HotSpot 1.8 JVM, on a Windows XP system. A simple Java program was entered, compiled, and executed with the new JDK installation. 2021-06-08, 75794👍, 54💬

💬 2021-06-08 anil: thanks

💬 2021-01-01 MOH: WERE CLICK TO DOWNLOAD

💬 2020-06-28 bipu kumar: i need it

💬 2020-04-24 R Z: OK

💬 2020-04-16 Kanna: Thanks!

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Downloading and Installing JDK 1.8
This section describes how to download and install Java SE Development Kit (JDK) 8u45 on a Windows system. 2021-04-28, 19027👍, 11💬

💬 2020-04-27 ema: thanks

💬 2019-04-16 yacine: thanks

💬 2017-10-09 Ivan: Thanks!

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What Is Key Encoding?
This section describes private and public key encoding standards: PKCS#8 is used for encoding private keys and X.509 is used for encoding public keys. 2021-04-15, 1634👍, 3💬

💬 2021-04-15 omg: nice

💬 2019-07-24 Vivek: yo sup

setMnemonic() - Setting Keyboard Mnemonics on Menu Items
This section provides a tutorial example on how to use setMnemonic() method to associate mnemonics to menu items. Mnemonics allows user to interact with menu items using keys on keyboard. 2021-02-05, 2099👍, 3💬

💬 2021-02-05 Hailemelekot: good.

💬 2020-11-20 rose: nic

jvisualvm (Java VisualVM) - JVM Visual Tool
This chapter provides tutorial notes on the JVM visual tool, Java VisualVM. Topics include launching Java VisualVM, connecting to local JVM processes; monitoring CPU and heap usage; monitoring thread statuses; taking thread dumps and heap dumps; viewing heap dump and object contents; connecting to r... 2021-01-12, 243👍, 1💬

💬 2021-01-12 vinod: thanks

💬 2017-10-25 haibing: thanks

💬 2017-06-16 marth: powerful tool

💬 2021-01-12 vinod: thanks

💬 2017-10-25 haibing: thanks

💬 2017-06-16 marth: powerful tool

SSL Socket Communication Test
This section describes how to perform a SSL socket communication test with a SSL server socket test program, a SSL client socket test program, a pair of private key and public key, and a self-sign certificate of the public key. 2020-11-14, 106👍, 1💬

Downloading and Installing JDK 1.8.0 on Windows
This section provides a tutorial example on how to download and install JDK 1.8.0 (Java SE 8) on a Windows 7 system. A simple Java program was entered, compiled, and executed with the new JDK installation. 2020-11-01, 1693👍, 4💬

💬 2020-11-01 Sivile: This is good

💬 2019-05-13 Myo Nyein: thanks

💬 2016-03-10 sudha: thanks

💬 2015-09-22 ram: no

What Is an Unnamed Package?
This section describes what is an unnamed package - a package of compilation units with no package name. The main question is how to refer to a compilation unit in an unnamed package. 2020-10-15, 405👍, 2💬

💬 2020-10-12 Herong: Jason, how do we know the unnamed package is yours?

💬 2020-10-09 Jason Patrick: Unnamed package? 67 days in transit? How can I get my package from Canada Post?

Java Swing Tutorials - Herong's Tutorial Examples
This free Java Swing tutorial book is a collection of notes and sample codes written by the author while he was learning Java Swing himself. It can be used as a tutorial guide for beginners or a reference book for experienced developers. Topics include AWT, button, Chinese, component, event, frame, ... 2020-06-23, 7733👍, 7💬

💬 2020-06-23 Syahfiqah: done

💬 2020-06-23 Nurul ammar hani: Done

💬 2020-06-23 shahmir: done

💬 2020-06-23 Raizul Razali: Can gain more knowledge from this. So meaningful.

💬 2020-06-23 Zachary: Done

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SwingHello.java - My First Swing Program
This section provides a tutorial example on how to a simple Java Swing program. SwingHello.java is my first Swing program that displays a blank window with 'Hello world!' in the window title bar. 2020-06-23, 17642👍, 6💬

💬 2020-06-23 Najwa Khairina: Very helpful..thank you so much

💬 2020-01-21 samso: Thanks for this wonderful blog that you have designed in this page. Very informative and effective article. Ver inspired article...

💬 2017-09-05 jack: good

💬 2016-01-27 Herong: Neha, you can just put the following line into your batch file and run it: java -cp . SwingHello

💬 2016-01-26 neha: how to run above program through windows batch files

JIMAGE - Java Image File Format
This section describes the Java image, JIMAGE, a special file format used to store class and resource files of multiple Java modules to support custom JRE. 2020-06-17, 130👍, 1💬

"jshell> /edit" - Editing Code Snippet
This section provides a tutorial example on how to start the editor to enter and change a long code snippet in 'jshell'. 2020-06-11, 280👍, 2💬

💬 2020-06-11 Herong: Tarun, what platform are you using?

💬 2020-06-11 Tarun Teja: unable to edit my snippet

"native2ascii -encoding" - UTF-8 to \udddd Conversion
This section provides a tutorial example on how to convert UTF-8 character strings to \udddd Unicode code sequences with the 'native2ascii -encoding' command. 2020-05-08, 1141👍, 3💬

💬 2020-05-08 دد: سلام

💬 2019-03-25 gg: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2019-02-18 What: <script>alert("hii")</ script>

Running EncodingSampler.java with CP1252 Encoding
This section provides a tutorial example on how to run the character encoding sample program with CP1252 encoding for character value range of 0x0000 - 0x00FF. 2020-04-29, 118👍, 1💬

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