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. 2018-03-11, 255👍, 1💬
ConversionRate - Get Currency Exchange Rate
This chapter provides a quick introduction of the free Web service, ConversionRate. Topics include usage description of ConversionRate; request message sample; response message sample. 2015-12-23, 476👍, 1💬
ConversionRate - Usage Description
This section describes the free Web service ConversionRate provided by WebserviceX.NET. ConversionRate allows you to obtain the current exchange rate between two given currencies. 2015-12-23, 411👍, 2💬
Crypt::CBC Encryption with Salted Keys
A tutorial Perl example is provided to show how to use Crypt::CBC to perform encryption with a passphrase and a salt, which will be used to derive the secret key and the IV. 2015-12-20, 205👍, 1💬
Integrating PHP with Apache Web Server
This chapter provides tutorial notes on installing Apache Web server on Windows systems. Topics include downloading and installing Apache 2.2.4 binary distribution; configuring Apache to run PHP as CGI scripts; testing PHP scripts on Apache server. 2015-12-17, 419👍, 2💬
LookAndFeel and UIManager
This chapter provides tutorial notes and example codes on UI look and feel. Topics include introduction of javax.swing.LookAndFeel and javax.swing.UIManager classes; example programs on how to manage UI look and feel. 2015-12-12, 912👍, 1💬
This chapter provides notes on SOAP Encoding rules and examples. 2015-12-09, 722👍, 1💬
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, 1980👍, 4💬
View Digital Signatures in Word Documents
This section provides a tutorial example on how to view digital signatures in MS Word 2007 documents. Clicking the digital signature icon in the status bar turns on and off the Signatures panel when editing Word documents. 2015-11-30, 372👍, 1💬
Visual C# 2010 Express Edition
This chapter provides tutorial examples and notes on Microsoft Visual C# 2010 Express. Topics include downloading and installing Visual C# 2010 Express; creating a solution project; compiling and running a C# program. 2015-11-29, 189👍, 1💬
List of Supported Character Encodings in Java
This section provides a list of supported character encodings supported in Java. The list is generated using the availableCharsets() static method in the java.nio.charset.Charset class. 2015-11-27, 9709👍, 1💬
Introduction to AES (Advanced Encryption Standard)
Tutorial notes and example codes on AES algorithms. Topics include introduction of AES (Advanced Encryption Standard); AES encryption algorithm; AES key schedule (round keys) algorithm and illustration example; MixColumns procedure algorithm; AES decryption algorithms. 2015-11-27, 241👍, 1💬
WebViewClient Subclass - Content Rendering Callbacks
This section provides a tutorial example on how to implement a subclass of android.webkit.WebViewClient with callback methods to interface with the rendering process of the WebView content. 2015-11-27, 277👍, 1💬
Generating Client Side Stub Java Code
This section provides a tutorial example on how to run WSDL2Java to generate client side stub Java code from an existing WSDL document. The generated stub class will have a package name borrowed from the target namespace of the Web service. 2015-11-25, 5594👍, 1💬
Calculator.pl - CGI Application Example
This section provides a tutorial example of Perl CGI application: Calculator.pl - Returning the result of any arithmetic expression like a calculator. 2015-11-24, 793👍, 1💬
"keytool" Commands and "keystore" Files
This chapter provides tutorial notes and example codes on the 'keytool' command. Topics include introduction of public key certificates, 'keystore' file, 'keytool' command; generating new keys and self-signed certificates; exporting and importing certificates; cloning certificates to share keys. 2015-11-23, 3100👍, 3💬
HttpsClient.java - HTTPS Client Test Program
This section provides a tutorial example on how to write a HTTPS client test program, HttpsClient.java. It sends a simple HTTP request page using the HTTPS protocol. 2015-11-20, 4466👍, 6💬
This section describes 'adb install' and 'adb uninstall' commands that allows you to install an appl...
This section describes a tutorial example of a complete SOAP application with both server and client...
This section describes DES (Data Encryption Standard) algorithm - A 16-round Feistel cipher with blo...
This section provides a tutorial example on how to use 'keytool' to import certificates in DER and P...
This section provides a tutorial example on how to write a HTTPS server test program, HttpsHello.jav...