Herong's Tutorial Examples

EC Cryptography Tutorials - Herong's Tutorial Examples
This EC (Elliptic Curve) cryptography tutorial book is a collection of notes and sample codes written by the author while he was learning cryptography technologies himself. Topics include rule of chord and point addition on elliptic curves; Abelian groups with additive and multiplicative notations; ... 2019-07-06, 504👍, 3💬

💬 2019-07-06 Herong: Eleftheria, please send me an email. Thanks!

💬 2019-07-02 Eleftheria Drosopoulou: Hello Herong, Nice blog! I am editor at Java Code Geeks (www.javacodegeeks.com). We have the JCG program (see www.javacodegeeks....

💬 2019-01-01 Yale: Thank you!

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HelloServerWsdl.php - SOAP 1.2 Server Application in WSDL Mode
This section describes a tutorial example of a complete SOAP application with both server and client programs using SOAP 1.2 in WSDL mode. 2018-12-03, 11019👍, 12💬

💬 2017-10-26 Herong: Bel, can you show me your client program here?

💬 2017-10-26 Bel: Hi! I managed to fix my problem before. Client works with php nusoap but returns an error when consumed by ASP.net/C# (Response ...

💬 2017-09-27 Lubos: the only tutorial I found that really expains php soap with wsdl.. thanks a lot

💬 2017-04-01 Herong: Bel, are you try to call the "__" operation in your code?

💬 2017-03-28 Bel: I am using nusoap, btw...

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HttpsHello.java - HTTPS Server Test Program
This section provides a tutorial example on how to write a HTTPS server test program, HttpsHello.java. It writes back a simple Web page using the HTTPS protocol. 2017-09-20, 10787👍, 23💬

💬 2017-09-20 Herong: Sandeep, you need to create a server certificate in a .jks file first.

💬 2017-09-08 sandeep kumar shukla: I am getting following error while I run the servier program. java.io.FileNotFoundException: herong.jks (The system cannot find ...

💬 2016-09-21 Test: Hello. How are you?

💬 2016-05-21 Herong: Anthony, this example program is missing a logic for communication start and stop conditions on both server and client sides. Ad...

💬 2016-05-19 Anthony: P.S. If you want to claim copyright then you should give permission to use the fragments in applications, which is the point, I ...

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JDBC-ODBC - Inserting Data Rows to MS Access Database
This section describes how to insert new data rows into MS Access database through the JDBC-ODBC driver. 2017-03-17, 10551👍, 5💬

💬 2016-03-06 Morn: My Testing

💬 2015-08-10 ramya: this website is very useful

CipherDES.java - A Java Implementation of DES
This section provides a tutorial Java program, CipherDES.java - A Java Implementation of DES encryption and decryption algorithm. 2017-02-16, 10505👍, 9💬

💬 2017-02-16 Herong: Andro, I think implementation of DES using String methods will be slower than using byte and int operations.

💬 2017-02-12 Andro: Good done. I have created my own DES with benefits of string methods in Java. My DES receives binary string and key, then cipher...

💬 2016-03-03 Dede: Helps a lot, currently developping a mobile application that has to do with encryption. Thanks

💬 2015-10-16 Herong: Skip, Good luck on your study!

💬 2015-10-15 Skip: I'm taking a graduate course in cryptography and this was extremely helpful for going from DES visual to DES in java. I really a...

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Free Chinese Calendar 2016 - Year of the Monkey
Want to know when is the 2016 Chinese New Year day? Looking for Chinese calendars for 2016? Chinese New Year day - February 8, 2016 When is the Chinese New Year's Day in Year 2016? It is on February 8, 2016. Chinese New Year (Chinese: 春節, 春节, Chūnjíe; 農曆新年, 农历新年, Nónglì Xīnnián; or 過年, 过年... 2016-02-24, 10505👍, 2💬

💬 2016-01-07 Herong: Xiaoping, Happy new year to you too! Take a look at the mobile version daily calendar. You may like it too. ☺

💬 2016-01-06 Yi XiaoPing: Hi, Yang HeRong: Happy new year 2016, international people rights road. Thanks for the calendar. yi_xiaoping@yahoo.com

Validating wsse:Password Digest String
This section provides a tutorial example on how the SOAP message receiver should validate the password digest string in the wsse:Password element using the 'Password_Digest = Base64 ( SHA-1 ( nonce + created + password ) )' definition. 2019-06-17, 10493👍, 8💬

💬 2019-06-16 Herong: JOlivas, Thanks for sharing your PHP code examples!

💬 2019-06-16 JOlivas: Example to validate password digest using PHP, assuming that nonce is encoded in base64 we have to decode before to use it. priv...

💬 2016-12-17 Herong: Arun, the nonce value is in the <wsse:Nonce> element. It is usually generated by the client program with random al...

💬 2016-12-14 Arun: Where I can get the nonce value

💬 2016-04-08 Jen: I would like to know where can I get nonce.

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"Err.Raise()" - Raising Your Own Errors
This chapter provides tutorial examples and notes on runtime error handling. Topics include the default error handling behavior; 'On Error Resume Next' and 'On Error GoTo 0' statements; catching errors with (Err.Number > 0); clear Err object with Err.Clear(); raise your own errors with Err.Raise(...... 2016-05-07, 10454👍, 3💬

💬 2016-05-07 Herong: Donald, I don't understand your question. More details please.

💬 2016-05-06 Google Chrome 50.0.2661.94 m: Google Chrome Un navigateur Web conçu pour offrir rapidité, simplicité et sécurité Obtenir de l'aide sur l'utilisation de Goog...

💬 2016-05-06 Donald Duck: Please include a list of the different possible values for number. Thanks☺

Create Tables with CLOB Columns
This section describes how to create tables with CLOB columns in Oracle server. 2017-08-22, 10380👍, 3💬

💬 2016-12-14 morgane: dhzeujf zihf zeiuhfzehf ezhf zoiehfqiejfcksbfhjre fnr jcrh vrf

JDBC-ODBC Bridge Driver - MS Access
This chapter provides tutorial notes on using the JDBC-ODBC Bridge driver with MS Access database. Topics include creating MS Access database file; creating DSN for MS Access database files; inserting rows to and retrieving rows from Access database. 2016-12-22, 10160👍, 11💬

💬 2016-12-22 nhat: need jdbc

💬 2016-12-04 Herong: Sumon, Stay with JDK 7. It has a built-in JDBC=ODBC bridge driver to connect to Access database.

💬 2016-12-03 sumon: To run my access database

💬 2016-05-20 djamo: thenk you

💬 2016-01-11 Mars Chen: thanks for your providing this jar lib

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HelloServer.php - First SOAP Server Application
This section describes a tutorial example of a complete SOAP application with both server and client programs. 2019-06-03, 10121👍, 4💬

💬 2016-02-15 Sanan: Great !

💬 2016-02-03 ciao: yt

Creating the First JAR File - hello.jar
This section provides a tutorial example on how to create a JAR file with the 'jar' command. 2016-03-02, 10050👍, 1💬

💬 2016-03-02 luis: algun comentario

Windows 8: Turning on Windows Defender
This section provides a tutorial example on how to turn on Windows Defender for real-time protection on Windows 8 systems. 2016-06-08, 9759👍, 5💬

💬 2016-06-08 Herong: Steve, which part was not working?

💬 2016-06-01 Steve: Didn't work

💬 2016-01-27 Er.Jasim Anamangadan: Thanking you Helped me out Thanks Er.Jasim Anamangadan

💬 2015-08-26 Ivan: Quite easy to follow!

💬 2015-08-07 anonymous: this really helped me !! i googled some of the solutions but it make me go to command prompt.. but this one is very easy and sim...

Base64 Encoding Algorithm
This section describes the Base64 encoding algorithm with some simple encoding examples. 2019-05-30, 9630👍, 18💬

💬 2019-02-02 Herong: maher, you can decode it manually. For example, the first 4 bytes can be decoded to 3 bytes, 0x9d873d: base64: n, Y, c, 9 decima...

💬 2019-01-30 maher: how can i decode nYc9rsn50kvkUaZ i try many sites that decode base64 no result

💬 2018-01-12 Name: meaningful comments

💬 2017-08-28 bbb: Please write meaningful comments. Thanks! ☺

💬 2017-08-04 goksoy: thanks

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DES Key Schedule (Round Keys Generation) Algorithm
This section describes DES (Data Encryption Standard) algorithm - A 16-round Feistel cipher with block size of 64 bits. 2018-02-24, 9164👍, 13💬

💬 2018-02-24 Herong: hema, values in the pc-2 table are pre-defined by the algorithm. They are not calculated.

💬 2018-02-23 hema: i understood pc-1 table can you pls guide to calculate manually pc-2 table in des algorithm.

💬 2017-10-24 Herong: QuAI, you are right those bits are not used in the Permuted Choice 1 (PC1) table.

💬 2017-10-19 QuAl: And forget about bits 8, 16, ..., 64 of initial кey K! Those bits for parity check only (see FIPS 46-3)

💬 2017-06-15 Azaz: Not that much useful

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getSelection() - Getting Selected Button
This section provides a tutorial example on how to use the getSelection() method to know which button is selected in a button group. 2016-06-02, 9074👍, 3💬

💬 2016-02-22 aaa: God is the greatest

💬 2016-02-22 aaa: we are here to learn

What Is DER (Distinguished Encoding Rules) Encoding?
This section describes the DER (Distinguished Encoding Rules) - A binary format of encoding a data value of any data types including nested data structures. 2018-10-29, 8963👍, 4💬

💬 2018-10-29 Thanks!: meaningful comments.

💬 2017-03-15 noname: thanks

💬 2016-01-25 Dev: hello

Downloading and Installing JDK 1.8
This section describes how to download and install Java SE Development Kit (JDK) 8u45 on a Windows system. 2019-04-16, 8664👍, 6💬

💬 2019-04-16 yacine: thanks

💬 2017-10-09 Ivan: Thanks!

💬 2017-04-03 prathamesh: greaT

💬 2016-10-24 azeem: thanksa

💬 2016-01-11 hari prasath: collage use

JDBC-ODBC - Connecting to a DSN
This section describes how to connect to a DSN (Data Source Name) with JDBC-ODBC Bridge. 2017-02-28, 8478👍, 3💬

💬 2017-02-28 Munna Shaw: My name is Munna Shaw

💬 2016-04-27 Anish Goel: Thanks a lot!

💬 2015-10-08 manoj soni: satisfied

Converting XML in Pretty Print Format
This section provides a tutorial example on how to convert XML documents into pretty print format using XML Tools Plugin in Notepad++. 2018-02-25, 8458👍, 5💬

💬 2017-05-23 sdsa: soap:ClientUnmarshalling error: cvc-complex-type.2.4.a: Invalid content was found starting with element 'v11:CopyFaresFromFarCl....

💬 2016-08-17 z: Subject_Order 1608_ AFTER [NextExecutionDatetimeCO][ListVMsINe xtExecutionCO]

💬 2016-05-03 dfg: <div class="productdetailpopover adminpopover"> <div class="productimage displayinlineblock"> <div class="m...

JDBC-ODBC - Connecting to MS Access Database Files
This section describes how to connect to a SQL Server 2005 through DSN with JDBC-ODBC Bridge. 2017-05-24, 8412👍, 5💬

💬 2017-05-24 sgat: thanks

💬 2016-11-04 ahmed: thanks

💬 2016-11-04 ahmed: sank you

💬 2015-11-06 Herong: Vous êtes bienvenue! ☺

💬 2015-11-06 azedine: merci pour votre aide

Downloading and Installing JDK 1.6.2 on Windows
This section provides a tutorial example on how to download and install JDK 1.6.2 (Java SE 1.6 Update 2) on a Windows XP system. A simple Java program was entered, compiled, and executed with the new JDK installation. 2018-08-11, 8374👍, 15💬

💬 2018-08-11 mikw: thanks

💬 2017-02-27 sireesha: thanks

💬 2017-02-27 sireesha: Hi, I am admire to this site

💬 2017-01-29 hiiii: hi

💬 2016-10-17 Abhishek: Thanks

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MD5 Message Digest Algorithm Overview
This section describes the MD5 algorithm - a 5-step process of padding of '1000...', appending message length, dividing as 512-bit blocks, initializing 4 buffers, and 4-round of hashing each block. 2016-11-21, 8088👍, 6💬

💬 2016-11-21 this is a burner: concise and accurate, thanks

💬 2016-09-26 brijesh gupta: its helpful

💬 2016-06-17 Ampera: Makasih

2017 年年歷 - 雞年
中國年歷 - 2017 年年歷 - 雞年 2016-03-11, 7663👍, 1💬

💬 2016-03-11 福仔: 大雞大利﹗

deleteRow() - Deleting Rows through ResultSet Objects
This section describes how to delete rows from target tables through ResultSet objects. 2016-07-13, 7587👍, 2💬

💬 2016-07-13 rahul krishna: good work

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