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, 588👍, 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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Converting Temperature from Fahrenheit to Celsius
This section provides a tutorial example on converting value from Fahrenheit unit to Celsius unit. 2019-07-24, 150👍, 1💬

GetCitiesByCountry - Request Message Sample
This section provides a request message sample of GetCitiesByCountry Web service. 2019-07-22, 147👍, 3💬

💬 2019-07-22 bhagi: knowledge purpose

Perl Script Conversion Tools
This section describes why and how to convert Perl script files to executable binary files. ActivePerl Dev Kit and Perl2Exe are two popular conversion tools for Windows systems. 2019-07-21, 1274👍, 5💬

💬 2019-07-21 Herong: rrr, Thanks for sharing your Perl script. But I don't see any benefit of removing BOM from a Unicode text file. Without BOM, the...

💬 2019-07-20 rrr: # program to remove a leading UTF-8 BOM from a file # works both STDIN -> STDOUT and on the spot (with filename as argument) if ...

💬 2016-03-28 de: ~ m/^p(\d+)_.*\

💬 2016-01-27 Herong: Ram, can you tell us what is the purpose of your Perl script?

💬 2016-01-26 ram: open(FEATURE, $ARGV[0]); while(<FEATURE>) { chomp; if(/^\s*$/) { next; } elsif(/^Enter word or sentence/) { next; } elsif...

Settings on Browsing History in IE 10
This section provides a tutorial example on how to review and change settings on how Internet Explorer 10 is storing browsing history data on your computer. 2019-07-21, 136👍, 2💬

💬 2019-07-14 Herong: Ted, try to start Internet Explorer using the "Run as an administrator" option.

💬 2019-07-10 Ted: Doesn't work. Is no folder "Temporary Internet Files" , is listed as INetCache Also after setting, selecting OK, selecting OK ag...

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. 2019-07-20, 56649👍, 43💬

💬 2019-07-20 sam: hi

💬 2018-04-08 subhan: plz download

💬 2017-11-22 saghar: Thanks

💬 2017-11-04 ali: thanks for file

💬 2017-10-16 jahan zeb: no comment

(More comments ...)

Playing DAT Files with Windows Media Player
This section describes a tutorial on how to play DAT files directly with Windows Media Player. 2019-07-19, 23070👍, 4💬

💬 2015-11-18 Herong: Sophart, I really appreciate your nice comment.

💬 2015-11-17 Sophart: This, is helping me and provides the best knowledge at all the time.

Web Server Log File Samples - IIS and Apache
This section provides a quick introduction of Web server log files with examples of IIS and Apache servers. 2019-07-19, 15229👍, 19💬

💬 2019-07-19 Bo: Thanks

💬 2019-06-23 Herong: eman, I don't think any commercial site will provide you their log files, which may have lots of sensitive information.

💬 2019-06-17 eman haggag: where can i got a free log file for a commercial site for my case study in the phd

💬 2019-03-01 ZahiYang: Thanks!

💬 2018-12-07 Naif: Cool

(More comments ...)

JVM "-verbose:class" Option
This section provides a tutorial example on how to the '-verbose:class' option on the 'java' command to see when and where classes are loaded into the JVM. 2019-07-19, 180👍, 1💬

Configuring and Testing SOAP Extension
This section provides a tutorial example on how to configure and test SOAP Extension with a WSDL 2.0 document. It fails with an error. 2019-07-19, 115👍, 1💬

Shift-JIS Encoding
This section provides a quick introduction of Shift-JIS, also called MS Kanji, encoding, which maps a JIS X0208 character to a 2-byte sequence using a complicated schema designed by Microsoft. 2019-07-16, 309👍, 3💬

💬 2019-07-16 Duc: かきくけこ

GetCountries - Get All Countries and Territories
This chapter provides a quick introduction of the free Web service, GetCountries, returning a list of all countries in the world. Topics include usage description of GetCountries; request message sample; response message sample. 2019-07-14, 121👍, 1💬

💬 2019-07-14 شش: سسبيسبي

HTTPS Request and Response Example
This section describes an example of HTTPS request and response captured by a Perl script using the Crypt::SSLeay module. 2019-07-13, 376👍, 2💬

💬 2019-07-13 xss: HI

Memory Management General Rules
This section describes some general rules used by JVM to manage memory. 2019-07-12, 117👍, 2💬

💬 2019-07-12 divyansh: thanks

My First JSP Page - hello.jsp
This section provides a tutorial example on how to create the first JSP page with JSP code to test the JSP support of the Tomcat Web server. 2019-07-10, 347👍, 2💬

💬 2019-07-10 s: hello

"dateTimeStamp" Datatype Values and Representations
This section describes the built-in primitive datatype, 'dateTimeStamp' that represents moments of time in Gregorian calendar. Leading and trailing whitespaces are allowed and trimmed. Timezone offset is required. 2019-07-08, 120👍, 1💬

ActiveX Filtering - Controlling ActiveX on Silverlight
This section provides a tutorial example on how to enable the ActiveX Filtering function in Internet Explorer 10 to stop Microsoft Silverlight Plug-in. 2019-07-05, 109👍, 1💬

PDF Printing Version: Cryptography Tutorials
Information on how to obtain the PDF version of this book for printing. 2019-07-04, 6530👍, 35💬

💬 2019-07-04 aladdin: thanks

💬 2018-10-20 Herong: bachi, thanks for sharing your comment.

💬 2018-10-13 bachi: I like how you composed your content. I like how you explain the DES algorithm

💬 2018-09-12 aaa: thanks

💬 2018-01-21 ahmed: thanks for your sharing

(More comments ...)

References Used in Cryptography Tutorials
List of reference materials used in this book. 2019-06-30, 195👍, 1💬

💬 2019-06-30 Wayne: This is very helpful, Thank you!

The Precession - Rotation of Earth's Axis
This section describes the precession, rotation of Earth's axis. 2019-06-30, 151👍, 2💬

💬 2019-06-30 Herong: Prof. Karwasz, this picture is not copyrighted by me. It was published by an anonymous author.

💬 2019-06-29 Grzegorz Karwasz: Dear Dr Herong Yang, I kindly ask permission to use your picture of Earh's axis precession in my book "Science and Faith". Prof....

Downloading Apache HTTP Server 2.2.25 for Windows
This section describes how to download Apache (HTTP Server) 2.2.25 binary distribution for Windows systems. 2019-06-25, 5566👍, 14💬

💬 2018-09-07 lijun: duo xie

💬 2018-03-30 ywb: 体验

💬 2018-02-28 黄先生: 多谢

💬 2017-08-18 bill: thanks

Examples of Unicode Characters
This chapter provides notes and tutorial examples on the Unicode character set. Topics including introduction of Unicode standard, example characters, history of releases, blocks of code points. 2019-06-24, 3044👍, 6💬

💬 2019-06-24 abcd: It's a rainy night

💬 2017-01-20 anynomous: he ha ha

💬 2017-01-05 danish: that is great

Installing JSTL 1.2 API JAR File
This section provides a tutorial example on how to install JSTL 1.2 API JAR file on Tomcat 7 server to support JSTL loop and other tags. 2019-06-21, 187👍, 2💬

💬 2019-06-21 koushik: asc

UTF-32LE Encoding
This section provides a quick introduction of the UTF-32LE (Unicode Transformation Format - 32-bit Big Endian) encoding for Unicode character set. 2019-06-21, 166👍, 3💬

💬 2019-06-21 ggg: test

DES Decryption Algorithm
This section describes DES decryption algorithm - identical to the encryption algorithm step by step in the same order, only with the subkeys applied in the reverse order. 2019-06-17, 1942👍, 3💬

💬 2019-06-17 bIPFaV0PLbO9qrDgn+p43A==: bIPFaV0PLbO9qrDgn+p43A==

💬 2017-12-16 Herong: deepak, is this a encrypted comment?

💬 2017-12-11 deepak: 9bc94bbaf6d380eb8f8c6548b2cf6343ccef 5978768e3d69b796d6ef0839172b

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