Introduction of VBScript - Visual Basic Scripting Edition
This chapter provides a quick introduction on VBScript language. Topics include what is VBScript; what are VBScript host environments; running VBScript codes within Internet Explorer (IE), Internet Information Services (IIS), and Windows Script Host (WSH). 2015-09-20, 143👍, 1💬
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💬
Current Time in Milliseconds and Nanoseconds
This section provides a tutorial example on how to obtain the current time in milliseconds and nanoseconds using currentTimeMillis() and nanoTime() methods. 2017-08-09, 140👍, 1💬
HTTPS Communication Data Encryption
This section describes the HTTPS communication data encryption process - Browser generates an encryption key, encrypts it using server public key and sends it to the server; Browser encrypts data with the encryption key; Server encrypts return data with the same encryption key. 2016-04-18, 140👍, 1💬
Using MD5 Message Digest in Java
This section provides a tutorial example on how to use MD5 message digest algorithm in Java. The JDK JCE package offers the MD5 algorithm through a generic message digest class, javax.security.MessageDigest. 2017-01-27, 137👍, 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💬
"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💬
How Secure Is RSA Algorithm?
This section discusses the security of RSA public key encryption algorithm. RSA private key is not 100% secure. But if the private key uses larger value of n = p*q, it will take a very long time to crack the private key. 2016-03-12, 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💬
File_Input_Output_Test.php - File Input/Output Examples
This section provides a tutorial example script on how to use file input and output functions like fopen(), fread(), fwrite(), and fclose(). The example script copies any file in binary mode. 2017-02-18, 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💬
Meter Based on Earth's Meridian
This section introduces an old definition of 'meter' which uses the Paris meridian line. A 'meter' is about one ten-millionth of the length of a quadrant of the Paris meridian. 2017-10-08, 124👍, 2💬
This section provides a tutorial example on how to modify UEFI boot order in BIOS in order to boot f...
This section describes the MD5 algorithm - a 5-step process of padding of '1000...', appending messa...
This section provides a tutorial example on how to use 'keytool' to import certificates in DER and P...
This section describes the DSA (Digital Signature Algorithm) algorithm, which consists of 2 parts: g...
This section provides a tutorial example on how to create a JAR file with the 'jar' command.