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, 675👍, 3💬

💬 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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UTF-8 Encoding Pages with GB18030 Characters
This section describes an error case where a UTF-8 encoding page contains GB18030 characters. 2018-03-13, 542👍, 1💬

💬 2018-03-13 logan: r7Ускорение бега ?�

Free Chinese Calendar 2018 - Year of the Dog
Want to know when is the 2018 Chinese New Year day? Looking for Chinese calendars for 2018? Chinese New Year day - February 16, 2018 When is the Chinese New Year's Day in Year 2018? It is on February 16, 2018. Chinese New Year (Chinese: 春節, 春节, Chūnjíe; 農曆新年, 农历新年, Nónglì Xīnnián; or 過年, ... 2018-03-11, 13644👍, 0💬

JDBC-ODBC Bridge Driver Features
This section describes Sun's JDBC-ODBC Bridge driver and its features. 2018-03-07, 3254👍, 7💬

💬 2018-03-07 rene: ok

💬 2017-09-13 claudio barto: download para testtes

💬 2017-07-14 nks: need jdbc odbc drver

💬 2017-03-02 Herong: rajendra, you may want to download and use JDK 1.7, which will allow you to create MS-Access connection. Or read the comments fr...

💬 2017-02-23 rajendra: hello,, need jdbc odbc bridge driver

(More comments ...)

JDBC-ODBC - Configuring SQL Server for TCP/IP Connection
This section describes how to configure SQL Server for TCP/IP connections. 2018-03-07, 314👍, 3💬

💬 2018-03-07 mohamed: Thanks

What Is H (Hybrid) Language
This section describes design guidelines of H language. 2018-03-03, 161👍, 3💬

💬 2018-03-03 Jack: Interesting!

PDF Printing Version: UML Tutorials
Information on how to obtain the PDF version of this book for printing. 2018-03-03, 725👍, 6💬

💬 2018-03-03 ben: you make my life easier, thanks so much

💬 2017-05-06 Edgar: Downloading for evaluate... Thanks

💬 2017-01-31 pk: herong_yang...at...yahoo...dot...com

💬 2017-01-31 Prashant: Great Tutorial

💬 2016-07-04 Cuong Nguyen: Very Good for students, Thanks

Downloading Apache 2.2.4 Binary for Windows
This section describes how to download Apache 2.2.4 binary distribution for Windows. 2018-02-28, 193👍, 3💬

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, 8651👍, 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...

"getblock blockhash 0" - Serialized Hex Blcok Data
This section describes how to get Serialized Hex Blcok Data. 2018-02-24, 199👍, 2💬

💬 2018-02-24 Herong: Dan, please see Data Structure of Bitcoin Block section.

💬 2018-02-19 Dan: How to decode the block raw data?

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, 9440👍, 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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Block Hash Calculation in Python
This section describes how to calculate Bitcoin block hash in Python. 2018-02-16, 473👍, 1💬

💬 2018-02-16 Lee: This helped me a lot!

Command Line Console Registry Tool - "reg.exe"
This section provides a quick description of the command line registry management tool: 'reg.exe'. 2018-02-07, 480👍, 1💬

💬 2018-02-07 unknown: REG add HKCU\Software\Policies\Microsoft\Win dows\System/v DisableCMD /t REG_DWORD /d 0 /f

Printable Copy - PDF Version
Information on how to obtain the PDF version of this book for printing. 2018-02-07, 1764👍, 5💬

💬 2017-01-08 Herong: Rex, see my email to your qq.com account.

💬 2017-01-08 rex: how to download this book

💬 2015-09-09 mani: require more details

JDBC-ODBC - Creating a MS Access Database File
This section describes how to create a MS Access database file to be used for ODBC MS Access driver testing. 2018-02-07, 2708👍, 4💬

💬 2017-06-20 Musa: Hi

💬 2015-10-25 kaushal: nice job for solving jdbc connection problem

Retrieving BLOB Values with getBlob() Method
This section describes how to retrieve BLOB values with the ResultSet.getBlob() method. 2018-02-03, 258👍, 2💬

💬 2018-02-03 Herong: sibani, Thanks for the comment.

💬 2018-01-06 sibani: you made it so.. simple.Thank u

"OpenSSL" Generating CA's Private Key
This section provides a tutorial example on how to use OpenSSL to generate a RSA private key of 2048 bit long with OpenSSL. This key will be used as the CA's private key and must stored securely in a file with password protection. 2018-02-03, 1676👍, 1💬

💬 2018-02-03 atomic.kidd: most Excellent Herong for this sharing of excellent Informations. Even the openssh documentation is not up to date nor as accura...

Removing IE Addon "Shockwave Flash Object"
This section provides a tutorial example on how to disable and remove 'Shockwave Flash Object' addon from Internet Explorer. 2018-02-01, 1131👍, 2💬

💬 2017-08-09 Julia: Good advice. Now we'll see if it works.

Accessing Array Elements with Indexes
This section provides a tutorial example on how to access array elements with element indexes. 2018-02-01, 123👍, 1💬

Character Encoding in Java
This chapter provides notes and tutorial examples on character encoding in Java. Topics including supported encodings in Java SE 7; using encoding and decoding methods; examples of encoded byte sequences of various encodings. 2018-01-30, 823👍, 2💬

💬 2018-01-30 Sunny: www.youtube.com

💬 2017-07-14 kev: hi

GB2312Unicode.java - GB2312 to Unicode Mapping
GB2312Unicode.java is a Java program that generates a table to map all GB2312 characters from GB2312 Codes to Unicode Codes. 2018-01-27, 621👍, 1💬

💬 2018-01-27 kill_time: hehe，

Creating Connections with DataSource Class
This section describes how to create connection objects with the DataSource class. 2018-01-25, 487👍, 1💬

💬 2018-01-25 subodh: very good example

Installing NMake 1.5
This section provides a tutorial example on how to install the 'make' utility on Windows, NMake 1.5, to help installing the RPC::XML Perl module. 2018-01-25, 5822👍, 19💬

💬 2017-11-16 Ye Hongshaui: Very good

💬 2017-11-02 lxddd: thank you very much!

💬 2017-08-18 zhaogt: verry good!

💬 2017-05-20 qws: Very good

💬 2017-02-14 xiaoluo: i need to download it

(More comments ...)

printenv.pl - Testing Perl CGI Environment
This section provides a tutorial on how to modify the Perl CGI test script, printenv.pl, and run it to verify Apache 2 Perl CGI configuration. 2018-01-21, 139👍, 3💬

H (Hybrid) Language
This free book is a collection of notes on developing a new programming language called H (Hybrid). 2018-01-21, 484👍, 1💬

💬 2017-10-18 Evan: I like it!

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