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, 392👍, 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, 572👍, 2💬
Option Dialog Boxes
This chapter provides tutorial notes and example codes on option dialog box. Topics include creating and displaying message, confirmation, input and option dialog boxes; receiving input values from option dialog boxes; creating and display internal dialog boxes; creating option dialog box directly. 2015-11-02, 271👍, 1💬
UTF-32, UTF-32BE and UTF-32LE Encodings
This chapter provides notes and tutorial examples on UTF-32, UTF-32BE and UTF-32LE encodings. Topics including encoding and decoding logics of UTF-32, UTF-32BE and UTF-32LE encodings; explanation of the use of BOM (Byte Order Mark). 2015-11-01, 280👍, 1💬
Sending and Receiving Cookies - Example
This section provides a tutorial example on how to set and send a cookie with the setcookie() function, and how to receive a cookie with the $_COOKIE array. 2015-10-31, 1511👍, 1💬
Input Text Data from Web Forms
This chapter provides tutorial notes on input text data from Web forms. Topics include creating Web form; receiving input text data with PHP the $_REQUEST array; input text data in ASCII, Latin1 and UTF-8 encoding; entering Latin1 characters with Alt keycodes. 2015-10-29, 254👍, 2💬
JDBC-ODBC Bridge Driver - Flat Text Files
This chapter provides tutorial notes on using JDBC-ODBC Bridge to access data stored in flat text files. Topics include creating tab delimited data files; creating and configuring DSN for flat data files; running queries on flat files. 2015-10-27, 1144👍, 1💬
What Is scrrun.dll?
This section describes what is scrrun.dll - the Scripting Runtime DLL (Dynamic Link Library) provided by Microsoft with 6 classes: Dictionary, FileSystemObject, Drive, Folder, File, and TextStream. 2015-10-23, 3622👍, 2💬
Location: - Forcing the Browser to Redirect to Another URL
This section provides a tutorial example on how to insert the 'Location:' header line in a HTTP response to tell the browser to do a URL redirect - Send a HTTP request to the specified ULR immediately. 2015-10-21, 443👍, 4💬
Startup Programs Removal for Better System Performance
This chapter provides a quick introduction of system startup programs. Topics include system performance affected by startup programs, listing startup program with HijackThis, locations of startup program settings, removing startup program setting from Windows registry and startup folders. 2015-10-19, 166👍, 1💬
Cipher - Secret Key Encryption and Decryption
This chapter provides tutorial notes and example codes on the cipher process. Topics include the cipher process - data encryption and decryption; the cipher class, javax.crypto.Cipher; the cipher sample program and test results with Blowfish and DES encryption algorithms. 2015-10-13, 177👍, 1💬
Microsoft Management Console (MMC)
This section describes the Microsoft Management Console (MMC), which can be used to create a console to manage certificate stores on Windows XP systems. 2015-10-11, 569👍, 1💬
opendir.pl - Sample Program to Read Directories
This section provides a tutorial example on how to open the current directory using opendir() function and read its file names using readdir() function. 2015-10-10, 331👍, 2💬
"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, 2474👍, 5💬
Microsoft JDBC Driver - Query Statements and Result Sets
This chapter provides tutorial notes on running query statements and working with result sets with Microsoft JDBC Driver. Topics include creating statement objects; executing SQL query statements; retrieving ResultSet objects; looping through result set; obtaining field values from the result sets. 2015-10-09, 683👍, 2💬
SWF Files for Video and Audio Streams
This chapter provides tutorial notes and example codes on SWF files for video and audio streams. Topics include SWF file structure for video and/or audio streams; installing FFmpeg to manipulate video/audio streams; 'ffprobe' to view video/audio stream properties; 'ffplay' to play stream SWF files; ... 2015-10-09, 444👍, 2💬
Message Digest Algorithm Implementations in JDK
This chapter provides tutorial notes and example codes on message digest algorithm implementation. Topics include JCA (Java Cryptography Architecture) package; java.security.MessageDigest class; MD5 and SHA message digest program; message digest output comparison. 2015-10-06, 156👍, 2💬
This section describes steps of the compilation and execution process of C programs: preprocessing, ...
This chapter provides tutorial examples and notes on runtime error handling. Topics include the defa...
What is test testing area for? The testing area is provided to allow visitors to post testing commen...
Want to know when is the 2018 Chinese New Year day? Looking for Chinese calendars for 2018? Chinese ...
This section provides a tutorial example on how to use the 'keytool -export' command to export certi...