Cryptography Tutorials - Herong's Tutorial Examples
This cryptography tutorial book is a collection of notes and sample codes written by the author while he was learning cryptography technologies himself. Topics include AES, blowfish, certificate, cipher, decryption, DES, digest, encryption, keytool, MD5, OpenSSL, PEM, PKCS#8, PKCS#12, private key, p... 2017-07-17, 14276👍, 4💬
GetCitiesByCountry - Usage Description
This section describes the free Web service GetCitiesByCountry provided by WebserviceX.NET. GetCitiesByCountry allows you to retrieve all cities for any given country or territory. 2016-01-16, 1114👍, 2💬
Android Tablet - LG-V905R
This section provides a tutorial example on how to connect an Android tablet to a Windows computer using Bluetooth radio. Once connected, you can transfer files between the tablet and computer. 2016-01-16, 821👍, 2💬
Content-Disposition: - Sending Files for Downloading
This section provides a tutorial example on how to insert the 'Content-Disposition:' header line in a HTTP response to tell the browser to prompt the user the download and save the response entity body as a file. 2016-01-16, 564👍, 2💬
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, 1614👍, 1💬
'com.sun.management.jmxremote.port' - JMX Agent for Remote Connection
This section provides a tutorial example on how to turn on the out-of-the-box JMX agent on Sun JVM for monitoring tool 'jconsole' to connect from remote machines. 2016-01-13, 2218👍, 1💬
Java Tools Tutorials - Herong's Tutorial Notes
This free book is an excellent tutorial book for beginners. It is a collection of notes and sample codes written by the author while he was learning Java tools himself. Topics include java, javac, jar, jdb, jar, javap, keytool, jconsole, jps, jstatd, jstat, jinfo, jmap, jhat, jstack. 2016-01-12, 4058👍, 1💬
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, 1932👍, 2💬
Using Perl LWP Package for Debugging
This section provides a tutorial example on how to use the Perl LWP package to debug JSP applications. The LWP package allows to dump HTTP request and response. It also allows you to control how to manage page redirect. 2016-01-09, 414👍, 1💬
"gYear", "gMonth" and "gDay" Datatypes
This section describes the built-in primitive datatype, 'gYear', 'gMonth' and 'gDay', that represents years, months and days in Gregorian calendar. Leading and trailing whitespaces are allowed and trimmed. Timezone offset is optional. 2016-01-08, 2089👍, 2💬
MenuItemActionListenerTest.java - Menu Item Action Listener Test
This section provides a tutorial example on how to use java.awt.event.ActionListener, button action listener interface, to catch events fired by JMenuItem objects. 2016-01-07, 142👍, 1💬
Chinese Characters in HTML Documents - UTF-8 Encoding
This section provides a tutorial example on how enter and use Chinese characters in HTML documents using Unicode UTF-8 encoding. The HTML document should include a meta tag with charset=utf-8 and be stored in UTF-8 format. 2016-01-06, 258👍, 1💬
Outdated: Downloading and Installing Android SDK R17
This section provides a tutorial example on how to download and install Android SDK (Software Development Kit) Revision 17 on Windows systems. 2016-01-05, 106👍, 1💬
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, 1817👍, 8💬
Drawing Graphics - Using paint() on Content Pane
This section provides a tutorial example on how to override the paint() method in the javax.swing.Component class to draw graphics (a rectangle) and use it as the content pane of the frame window. 2015-12-28, 931👍, 2💬
Testing OpenSSL with file_get_contents()
This section provides a tutorial example on how to test the PHP OpenSSL module with the file_get_contents() function to run a GET request on an HTTPS server. 2015-12-26, 102👍, 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, 381👍, 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, 347👍, 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, 167👍, 1💬
This section describes steps of the compilation and execution process of C programs: preprocessing, ...
This section describes the DSA (Digital Signature Algorithm) algorithm, which consists of 2 parts: g...
This section provides a tutorial example on how to export certificates in DER and PEM format using t...
This section describes a tutorial example of a complete SOAP application with both server and client...
This section describes how to load the JDBC-ODBC Bridge driver class with the Class.forName() method...