Herong's Tutorial Examples

PKI Tutorials - Herong's Tutorial Examples
This tutorial book is a collection of notes and sample codes written by the author while he was learning PKI (Public Key Infrastructure) technologies himself. Topics include Root CA (Certificate Authorities); SSL, TLS, and HTTPS; Server and client authentication processes; Communication data encrypt... 2026-05-06, ≈14🔥, 5💬

💬 2024-11-16 Jay Sarna: Thankyou Dr. Yang. Got it.

💬 2024-11-10 Herong: Hi Jay, I have shared the PDF file with your google account. You should receive a notification with a download link.

💬 2024-10-03 Herong: Hi Jay, I am sorry that you haven't received the PDF file yet. It was sent on Sep 12 to your gmail address. It looks like gmail ...

💬 2024-10-01 Jay Sarna: Request for purchased books ----------------------------- Hello Dr. Yang I hope you are ok. I purchased pdf copy of this book vi...

💬 2016-02-07 john: thanks!

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Retrieving CLOB Values with getString() Method
This section describes how to retrieve CLOB values with the ResultSet.getString() method. 2020-06-11, ∼1983🔥, 2💬

Winsock 2 SPI and LSP Layers
This section describes the Winsock 2 SPI (Service Provider Interface) architecture and LSP (Layered Service Provider) layers. 2020-06-10, ∼571🔥, 1💬

Archived: Windows XP Component "Update Root Certificates"
This section describes the process used by Windows XP component, Update Root Certificates, to communicate to Windows Update Website to fetch a trusted root certificate and install in on the local computer automatically. 2020-06-08, ∼6792🔥, 4💬

💬 2020-06-08 Herong: Onur, If the error is cause by IE auto-updating root certificate, you can download and install the missing root certificate manu...

💬 2020-06-01 Onur: Hi there, Since last a few weeks, although I have XP SP3 and the most recent crypt32.dll versioned 5.131.2600.6459, I get numero...

💬 2019-04-13 Herong: Leo, can you run the "certmgr" command on your Windows XP? It provides functions to install root certificates to your computer.

💬 2019-04-08 Leo: I know this article is outdated, but I'm still looking for a way to update the 'Root certificates' in Windows XP SP3, by install...

Windows Automatic Root Update Mechanism
This section describes the automated process used by Windows to communicate to Windows Update Website to fetch a trusted root certificate and install it on the local computer, whenever the root certificate is needed. 2020-06-08, ∼2869🔥, 2💬

💬 2020-06-08 Herong: Onur, the question at the end of your comment was not very clear. Can you rephrase it in a different way?

💬 2020-06-05 Onur: Actually, this auto update mechanism is present on older Windows versions as low as XP. See the article here on this site: Outda...

Introduction of DSA (Digital Signature Algorithm)
This chapter provides tutorial notes and example codes on DSA (Digital Signature Algorithm). Topics include introduction of DSA; illustration of DSA key generation, message signing and signature verification; proof of Digital Signature Algorithm. 2020-06-04, ∼5515🔥, 12💬

💬 2020-06-04 ben: How are you?

💬 2018-04-07 Digital Signature Algorithm: Conclusions: DSA (Digital Signature Algorithm) uses public key and private key to generate and verify digital signatures. DSA pu...

💬 2018-04-07 Submit Your Comment: Please write meaningful comments. Thanks! ☺

💬 2018-04-07 world: hello

💬 2018-02-20 amit: hello

(More comments ...)

Android Command Line Tools
This section provides a list of commonly used Android command line tools that can be executed on the Bourne shell. 2020-06-03, ∼2118🔥, 2💬

💬 2020-06-03 Herong: Amit, looks like only 3 out of 500 events failed. It could be a result of events being injected randomly and jamming the input p...

💬 2020-05-30 Amit: Can you please shed some light on the // Injection Failed errors you are seeing while running monkey test. Are those normal?

0300: Combining Diacritical Marks
This section provides a quick summary of the Unicode code point block: 'Combining Diacritical Marks', which contains 112 code points to represent diacritical marks used in conjunction with preceding letters. 2020-06-03, ∼100🔥, 2💬

Configuring PHP OpenSSL on Windows
This section provides a tutorial example on how to install and configure the PHP OpenSSL module on Windows systems. PHP OpenSSL is provided as a DLL file called php_openssl.dll. 2020-05-21, ≈56🔥, 14💬

💬 2020-05-21 Herong: GHM, can you check if php_openssl.dll actually exists in the extension_dir folder?

💬 2020-05-19 GHM: I am totally new to php. How do I activate openssl so php can access functions. I installed php manager and it said that php_ope...

💬 2020-01-21 Herong: Nietzsche, can you provide the logic for the hasMeaning() function?

💬 2020-01-12 Nietzsche: Life is Meaningless: Input 1: if (Life::hasMeaning(self) === True) { echo "Life has Meaning"; } else { echo "Life is Meaningless...

💬 2019-10-09 Michael: Thank you! This helped me enable SSL on my PHP install

(More comments ...)

SoapUI Configuration for Messaging Signing
This section provides a tutorial example on how to create a configuration entry to support SOAP messag signing with a private-public key pair stored in a JKS (Java KeyStore) file. 2020-05-20, ∼1263🔥, 1💬

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. 2020-05-19, ∼6869🔥, 4💬

💬 2020-05-19 Nick: test comment

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

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

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

JInternalFameTest.java - Internal Frame Class Test
This section provides a tutorial example on how to use javax.swing.JInternalFame class to create 2 internal frames in the main frame. 2020-05-19, ∼715🔥, 1💬

💬 2020-05-19 Yavuz: When I compiled and run your code on Eclipse-Oxygen (MacBook Pro), everything worked fine except that the internal frames are re...

Discontinued: ConvertWeight - Convert Weight Unit
This chapter provides a quick introduction of the free Web service, ConvertWeight, that converts length values in Grams, Ounces, Pounds, Kilograms, Tons, and more. Topics include usage description of ConvertWeight; request message sample; response message sample. 2020-05-13, ∼335🔥, 1💬

Introduction of XSL-FO
This chapter provides tutorial notes and example codes on XSL-FO. Topics include introduction of XSL (eXtensible Stylesheet Language), XSLT (XSL Transformations) and XSL-FO (XSL - Formatting Objects); Sample XSL-FO document. 2020-05-07, ∼1054🔥, 1💬

💬 2020-05-07 Peter: Hello World!

Java Compilation and Execution Processes
This section provides a quick introduction of Java compilation and execution process. 2020-04-30, ∼7123🔥, 10💬

💬 2020-04-30 Abdul Razzaq from Pakistan: Thanks Yiu

💬 2016-12-04 ak: Thx

💬 2016-09-22 rodriguesss: thanks

💬 2016-03-05 Shohel: THanks lot

💬 2016-01-05 Rishika: THANK U

(More comments ...)

JSP Document - JSP Page in XML Format
This section describes the syntax of a JSP Document, which is a JSP page written in XML format. Tomcat server can process both JSP Page format and JSP Document format. 2020-04-29, ∼997🔥, 3💬

💬 2020-04-29 Jaon Jan: Hi I am curious.

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, ∼447🔥, 1💬

SOAP::Serializer - Converting Data Objects to XML
This section provides a tutorial example on how to convert SOAP::Data objects into XML strings, using an undocumented method serialize() in the SOAP::Serializer class. 2020-04-25, ∼1071🔥, 1💬

💬 2020-04-25 Fabio: Very useful, thanks!

VBScript Tutorials - Herong's Tutorial Examples
This VBScript tutorial book is a collection of notes and code samples written by the author while he was learning VBScript (Visual Basic Scripting Edition) himself. Topics include: The Variant Data Type with Subtypes; Fixed-Size and Dynamic-Size Arrays; Function Arguments Passed by References and by... 2020-04-25, ≈12🔥, 2💬

💬 2020-04-25 my name is idiot: Me wants it die

💬 2016-05-23 Herong: James, your email address is not working. Please contact me.

"soap:address" - Location of Service
This section describes 'soap:address', a SOAP extension element that specifies an address where Web service is located. 2020-04-21, ≈13🔥, 6💬

💬 2020-04-21 kaviarasu: Thank you

💬 2016-10-03 666: 6666

💬 2016-05-18 Nasir Peraiz: Nice work by your team

0370: Greek and Coptic
This section provides a quick summary of the Unicode code point block: 'Greek and Coptic', which contains 144 code points to represent alphabetic letters used in Greek language and Coptic language. 2020-04-14, ∼100🔥, 2💬

1D200: Ancient Greek Musical Notation
This section provides a quick summary of the Unicode code point block: 'Ancient Greek Musical Notation', which contains 80 code points to represent ancient Greek nusical notations. 2020-04-06, ∼100🔥, 2💬

Chinese Characters in HTML Documents - GB2312 Encoding
This section provides a tutorial example on how enter and use Chinese characters in HTML documents using GB2312 encoding. The HTML document should include a meta tag with charset=GB2312 and be stored in GB2312 format. 2020-04-03, ∼2740🔥, 1💬

💬 2020-04-03 anson: 你好

'javascript:' Pseudo-URL Addresses
This section describes what is a 'javascript:' pseudo-URL address and provides several interesting examples of 'javascript:' URLs. 2020-04-02, ∼3988🔥, 5💬

💬 2020-04-02 deborah: chrome://dino

💬 2016-03-01 Anuag Dobade: thanks really helpful blog

Archived: blockexplorer.com API - Get Transaction Data
This section describes how to get transaction data with blockexplorer.com API. 2020-03-25, ∼993🔥, 2💬

💬 2020-03-25 Herong: Chandana, do you know the transaction id?

💬 2020-03-21 Chandana De Silva: I need to know how to find "rawtx" of Bitcoin transaction. sisilchandana@gmail.com

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