Java GC Tutorials - Herong's Tutorial Examples
This book is a collection of tutorial notes and sample codes written by the author while he was learning JVM GC (Garbage Collection) processes. Topics include Java Garbage Collectors, STW (Stop-The-World), Serial Collector, Parallel Collector, Concurrent Collector, G1 Collector, GC Algorithms, Gener... 2018-06-17, 253👍, 1💬
Ethereum Tutorials - Herong's Tutorial Notes
This free book is a collection of tutorials and notes on Ethereum and blockchain. Topics include Blockchain, Ethereum, Cryptocurrency, Mining, MetaMask, Wallet. 2018-05-11, 394👍, 2💬
Using SOAP Extension in non-WSDL Mode
This section provides a tutorial example on how to use SOAP client functions to make Web service call without using the WSDL standard on the target SOAP node and print detailed debug information. 2016-09-24, 2428👍, 1💬
Illustration of DSA Algorithm: p,q=7,3
This section provides a tutorial example to illustrate how DSA digital signature algorithm works with small prime modulus p=7 and prime divisor q=3. 2018-04-24, 2372👍, 5💬
"Unexpected subelement ..." Error from the Stub Class
This section provides a tutorial example on how to troubleshoot and resolve the 'Unexpected subelement ...' error occurred in the stub class. The root cause of the error is the namespace on sub elements of the response SOAP Body does not match what defined in the WSDL document. 2015-10-10, 2370👍, 5💬
How JSP Pages Are Processed?
This section describes how JSP pages are processed by the Web server. Two key steps are involved: 1) compilation of the JSP page into a Java Servlet class; 2) execution of the compiled class. 2017-01-04, 2328👍, 2💬
Building Chinese Web Sites using PHP
It can be used as a tutorial guide for beginners. Topics include installing PHP and Tomcat; creating PHP pages; displaying pages in Chinese; saving Chinese characters to MySQL database; fetching Chinese characters from MySQL database. 2015-12-08, 2328👍, 4💬
What is ECB (Electronic CodeBook) Operation Mode?
This section describes what is ECB (Electronic CodeBook) Operation Mode - each plaintext block is encrypted independently without any input from other blocks. 2016-01-10, 2304👍, 2💬
showInternal*Dialog() - Displaying Internal Dialog Boxes
This section provides a tutorial example on how to use the static methods, showInternal*Dialog(), to create and display internal dialog boxes inside an parent container. 2016-07-19, 2278👍, 3💬
'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. 2018-07-08, 2205👍, 34💬
Loading WADL Documents into SoapUI
This section provides a tutorial example on loading a WADL document for a REST Web service into SoapUI to create a REST project and populated the service, resource, and method from the WADL document. 2017-02-22, 2192👍, 3💬
Example Java Class Converted from a JSP Page
This section provides a tutorial example Java class converted by Tomcat 7 from the JSP page, Hello_Scripting.jsp. Scripting elements included in the JSP page are converted correctly. 2016-01-14, 2149👍, 1💬
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. 2018-04-07, 2129👍, 11💬
javax.swing.JFileChooser - File Chooser Dialog Box
This section provides a tutorial example on how to use the javax.swing.JFileChooser class to create a file chooser dialog box for the Open command and the Save command. 2016-01-03, 2111👍, 8💬
Subkeys of 3DES Encryption
Hi Doc, I have subkeys recovered through DPA. Can 3DES.c be modified to accept these subkeys as inputs for a cryptographic operation? Alternatively, can the main 3DES key be reverse generated from the subkeys? Thanks. email@example.com 2015-07-23, 2099👍, 1💬
This section describes the Base64 encoding algorithm with some simple encoding examples.
This free book contains Herong's notes and tutorial examples on Chinese GB2312 character set. It pro...
This section provides a tutorial example on how to disable and remove 'Lync Browser Helper' addon fr...
This section provides a quick description of the Services Console and a tutorial example on how to l...
This section describes what is PKCS5Padding - a schema to pad cleartext to be multiples of 8-byte bl...