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, 314👍, 2💬
JSSE - Java Implementation of SSL and TLS
This section describes the JSSE (Java Secure Socket Extension) package, which provides a Java implementation of the SSL and TLS protocols. 2017-07-18, 324👍, 1💬
Digital Signature Algorithm and Sample Program
This chapter provides tutorial notes and example codes on digital signature. Topics include algorithm and steps of signing a document; algorithm and steps of verifying a signature; digital signature generation and verification sample programs; sample signatures of SHA1withRSA and SHA1withDSA algorit... 2017-07-17, 643👍, 2💬
Example - Page-Break-with-Header.fo
This section provides a tutorial example of an XSL-FO document structure, Page-Break-with-Header.fo, which declares a simple page layout with a body region and a header region. It also specifies a flow of blocks to be presented in the body region in a sequence of 2 pages with static header block on ... 2017-07-17, 240👍, 2💬
Missing Emulator Engine Program for 'arm' CPUS
This section provides a tutorial example showing the error of 'Missing emulator engine program for arm CPUS' when starting an Android emulator. This is caused missing emulator-arm.exe file in tools folder caused by anti-virus auto delete virus infected files. 2017-07-17, 2986👍, 3💬
This section provides a quick introduction of the UTF-16BE (Unicode Transformation Format - 16-bit Big Endian) encoding for Unicode character set. UTF-16BE is a variation of UTF-16. 2017-07-14, 2430👍, 3💬
"adb logcat" Command Options and Log Buffers
This section describes the 'adb logcat' command options to dump and manage log buffers: main, events, and radio. An example is given to dump logs into a set of rotated log files. 2017-07-11, 1964👍, 2💬
What Is ResultSet?
This section describes what is a ResultSet object. 2017-07-03, 162👍, 1💬
JDBC Tutorials - Herong's Tutorial Examples
This JDBC tutorial book is a collection of notes and sample codes written by the author while he was learning JDBC technology himself. It can be used as a tutorial guide for beginners. Topics include Java, Database, JDBC, Driver, ODBC, Connection, DataSource, SQL, ResultSet, Metadata, Derby, MySQL, ... 2017-06-26, 5067👍, 10💬
Open Files in Binary Mode
This chapter provides tutorial examples and notes about opening files in binary mode. Topics include using binmode() to open files in binary mode; Copy.pl - copying binary files; Bin2Hex.pl - converting binary data to hex numbers. 2017-06-26, 240👍, 1💬
SoapUI - Web Service Testing Tool
This chapter provides tutorial notes and example codes on SoapUI. Topics include SoapUI features; downloading and installing SoapUI free edition; creating and running tests in SoapUI 2017-06-20, 299👍, 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💬
Meter Based on Seconds Pendulum
This section introduces an old definition of 'meter' which uses a seconds pendulum. A 'meter' is the length of a seconds pendulum, which swings a full cycle in 2 seconds in small angles. 2017-06-14, 265👍, 1💬
MySQL CLOB (Character Large Object) - TEXT
This chapter provides tutorial notes on CLOB (Character Large Object) data types, TEXT, with MySQL JDBC Driver. Topics include creating tables to store CLOB values in MySQL server; inserting CLOB values with direct SQL INSERT statements, or PreparedStatement with setString(), setCharacterStream() or... 2017-06-12, 2958👍, 2💬
sendReceive() Method - Invoking a Named Operation
This section provides a tutorial example on how to use the sendReceive() method to invoke an operation defined in the service inside the ServiceClient object. 2017-06-06, 105👍, 1💬
This section provides a quick introduction of Web server log files with examples of IIS and Apache s...
This section provides a tutorial example on how to use the 'keytool -export' command to export certi...
This section provides a tutorial example on how to use 'OpenSSL' to view certificates in DER and PEM...
This section provides a tutorial example on how to download the WSDL document from the Web service p...
This free book contains Herong's notes and tutorial examples on Chinese GB2312 character set. It pro...