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, 315👍, 2💬
"Err.Number" and "Err.Clear()" - Error Code and Clear Method
This section provides a tutorial example on how to manage runtime errors properly with the error code, Err.Number, and the error clear method, Err.Clear(). 2016-06-29, 134👍, 1💬
What Is H (Hybrid) Language
This section describes design guidelines of H language. 2018-03-03, 132👍, 3💬
"return" Statement and Return Value
This section provides a quick description on 'return' statements and return values. A tutorial example on how return values are passed back to calling expressions is provided. 2016-11-19, 132👍, 1💬
WSDL 2.0 Document Examples with SOAP Binding
This chapter provides WSDL 2.0 document examples with SOAP binding. Topics include Hello example; Reservation example with Multipart message exchange pattern examples; GetStockPrice with RPC message exchange pattern 2016-04-05, 132👍, 1💬
JFrame - Main Frame Class
This chapter provides tutorial notes and example codes on JFrame class. Topics include creating frames with sizes and locations; terminating program with its frame is closed; Listing AWT threads; displaying Chinese character on frames; drawing graphics on frames. 2016-03-13, 131👍, 1💬
"swfcombine -a" - Concatenate SWF Files
This section provides a tutorial example on how to concatenate two SWF files by appending frames from one file to the end of another file using the 'swfcombine -a' command. 2018-04-01, 130👍, 2💬
Certificate X.509 Standard and DER/PEM Formats
This chapter provides tutorial notes and example codes on certificate content standard and file formats. Topics include X.509 standard for certificate content; DER encoding for certificate binary file format; PEM encoding for certificate text file format; exchanging certificates in DER and PEM forma... 2016-04-10, 130👍, 1💬
SimpleStringBuffer - My Implementation of String Buffer
This section provides a tutorial example on how to implement a simple string buffer class similar to the StringBuffer class included in the java.lang package. 2016-11-15, 129👍, 1💬
Opening UTF-16 Text Files
This section provides a tutorial example on how to open a UTF-16 (Little-Endian with BOM) text file with Excel correctly by selecting the 'Windows (ANSI)' encoding option on the Text Import Wizard dialog box. 2016-01-19, 127👍, 2💬
Showing Services under Each Process
This section provides a tutorial example on how to use command 'tasklist' to show all services under each running process with the service option '/SVC'. 2018-05-19, 124👍, 2💬
MySQL - JBDC CallableStatement
This chapter provides tutorial notes on JDBC CallableStatement objects for stored procedures. Topics include CallableStatement overview; creating stored procedures with parameters and multiple result sets; using place holders in CallableStatement objects; register output parameters; retrieving multi... 2016-07-21, 123👍, 1💬
Nested Tags Example - Break Tag for Loops
This section provides a tutorial example on how to create 2 tag classes to a support nested custom tags in JSP pages. As an example, a Loop tag and a Break tag is created to work together. 2016-11-08, 122👍, 1💬
RSA Public Key Encryption Algorithm
This section describes the RSA public key encryption algorithm. Generating public and private keys used in RSA encryption requires two large prime numbers. 2016-11-21, 120👍, 1💬
PHP SOAP Extension in PHP 5.3.1
This chapter provides tutorial notes and example codes on SOAP Extension in PHP 5.3.1. Topics include downloading and installing PHP 5.3.1; configuring SOAP Extension; reviewing SoapClient class and methods; calling RPC method based and XML document based Web services; rpc/encoded style requiring en... 2016-02-08, 120👍, 1💬
Java DB (Derby) - DML Statements
This chapter provides tutorial notes on executing DML statements with Java DB (Derby) JDBC Driver. Topics include inserting, updating and deleting data rows in existing tables; creating IDENTITY columns; handling date and timestamp values. 2017-06-18, 119👍, 1💬
This section provides a tutorial example on how to turn on Windows Defender for real-time protection...
This chapter provides tutorial notes on the JDBC-ODBC Bridge driver produced by Sun and DataDirect. ...
This section describes what is PKCS5Padding - a schema to pad cleartext to be multiples of 8-byte bl...
This section describes DES (Data Encryption Standard) algorithm - A 16-round Feistel cipher with blo...
This section provides a tutorial example on how to install and configure the PHP OpenSSL module on W...