Herong's Tutorial Examples

XML Tutorials - Herong's Tutorial Examples
This XML tutorial book is a collection of notes and sample codes written by the author while he was learning XML himself. Topics include introduction to XML, DTD (Document Type Definition), XSD (XML Schema Definition), XPath (XML Path Language), XSL (Extensible Stylesheet Language), XSLT (XSL Transf... 2025-07-18, ≈13🔥, 3💬

💬 2022-07-22 Helen: This is very helpful!

💬 2016-05-07 mehari: this tutorials helps many trainers through out the world, thanks!

💬 2015-07-19 Jay: What about JSON format?

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Installing Adobe Flash Player 13 for Firefox 26
This section provides a tutorial example on how to download and install Adobe Flash Player 13 Plugin for Firefox 26 on Windows XP. 2016-01-31, ∼816🔥, 0💬

Downloading and Installing FileZilla 3.1.5
This section provides a tutorial example on how to download and install the free FTP client program, FileZilla 3.1.5 on a Windows system. 2016-01-31, ∼1129🔥, 1💬

💬 2016-01-31 ganes: good

å›½æ ‡GB2312ç¼–ç è‡ªå¦æ•™ç¨‹
本书开始部分介绍了国标 GB2312 字符集和它的几种编码，其余部分列出了 GB2312 编码和 Unicode 编码相互转换的表格制作程式。本书还同时收录了 GB2312 编码到 Unicode 编码的转换表，以及Unicode 编码到 GB2312 编码的转换表。 2016-01-30, ∼2239🔥, 1💬

💬 2016-01-30 康: 很有用，谢谢！

What Is Android Debug Bridge (adb)
This section describes the Android Debug Bridge (adb) tool, which allows you to manage an Android emulator or connected Android device like install application APK files. 2016-01-28, ∼1411🔥, 6💬

💬 2016-01-28 Herong: Xeni, can you find out the name of the directory where Android SDK is installed?

💬 2016-01-28 Xeni: yes, I know. It is in a special folder on Disk C.

💬 2016-01-27 Herong: Xeni, I think the issue you had was caused by the installation location of the Android SDK. Do you know in which directory your ...

💬 2016-01-27 xeni: Thank you for quick response. I have got: Windows_NT

💬 2016-01-27 Herong: Xeni, Can you type in the following and see what you are getting: echo %OS%

(More comments ...)

Java HotSpot VM - JVM by Oracle/Sun
This chapter provides tutorial notes and example codes on Java HotSpot VM. Topics include running Java HotSpot VM in client and server modes; checking memory usage with the Runtime class. 2016-01-26, ∼2298🔥, 1💬

💬 2016-01-26 Mangkorn: Thanks

DESCipherTest.java - DES Cipher Algorithm Illustration
This section provides a tutorial Java program, DESCipherTest.java, to illustrate how DES cipher algorithm works. 2016-01-24, ∼1374🔥, 1💬

💬 2016-01-24 Joe: Output

Steps of Using DES Algorithm in JDK JCE
This section describes how to use DES algorithm provided in the JDK JCE package. Steps include building a secret key object from key material; creating and initializing a cipher object. 2016-01-24, ∼1054🔥, 1💬

💬 2016-01-24 Joe: Very nice

Where Is Session Data Stored
This section provides a tutorial example on how to find out where the PHP engine stores session data. The session.save_path setting specifies the directory name for session data. 2016-01-23, ∼3548🔥, 3💬

💬 2016-01-23 Herong: Venki, PHP engine only provides mechanism to cache session data. You need an application server to manage userid and user profil...

💬 2016-01-21 venki: how to get current session userid

💬 2015-11-18 ' OR '1'='1' ({: ' OR '1'='1' ({

Sun Implementation of Base64 in Java
This section provides the source code for the Java implementation of Base64 by Sun. 2016-01-23, ∼3464🔥, 2💬

💬 2016-01-23 Herong: Ashish, Finally Base64 encoding is included in JDK now. Thanks for sharing the tutorials;

💬 2016-01-22 Ashish: Nice Article you can read more about base 64 encoding using Java 8 at Modern Pathshala

Horoscope Moon and Other Planet Signs
This section provides introduction of planet zodiac signs: the Moon sign, the Mercury sign, the Venue sign, the Mars sign, and more. 2016-01-23, ∼567🔥, 1💬

💬 2016-01-23 Troy: Hi

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, ∼1131🔥, 2💬

Connect tablet to Computer using Bluetooth
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, ∼1553🔥, 2💬

💬 2016-01-16 Herong: Trudy, I am planning to upgrade my Windows 8 to 10. Once upgraded, I will test the Bluetooth connection again and let you know t...

💬 2016-01-14 Trudy Dishmon: That would be great if it worked. My new 2 in 1 windows 10 is asking for a code number that my Android 10.1 has never needed a c...

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, ∼969🔥, 2💬

💬 2016-01-16 Herong: James, that's an interesting question. I will try to search for an answer.

💬 2016-01-14 James: Hello, I generate PDF files on the fly. I have the option to use Content-Disposition: attachment; in the http header in order to...

SOAP PHP Implementations
This chapter provides notes and tutorials on SOAP PHP implementations: PEAR SOAP, NuSOAP, and PHP Group SOAP. 2016-01-13, ∼1732🔥, 1💬

💬 2016-01-13 Jhon: very good tutorials

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, ∼5005🔥, 1💬

💬 2016-01-13 vetri: Good

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, ∼1271🔥, 1💬

💬 2016-01-09 Ilya Evseev: Thank you for useful article!

"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, ∼7074🔥, 2💬

💬 2016-01-08 Herong: Ashok, you are welcome!

💬 2016-01-07 Ashok: Thanks for this descriptive tutorial on Gregorian calendar. I was looking for gDay and could know more about it here.

JMenuItemActionListenerTest.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, ∼840🔥, 1💬

JDBC-ODBC - Creating New Tables in MS Access Database
This section describes how to create a new table in a MS Access database through the JDBC-ODBC driver. 2016-01-07, ∼100🔥, 2💬

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, ∼3151🔥, 8💬

💬 2016-01-03 Travis: Hello thanks, Yea I fixed the problem with the forgotten import I should have known better just having a problem with the filein...

💬 2015-12-31 Herong: Travis, May be you forget to import the IO package. The "underline in red" means class definition is missing. Try to add the fol...

💬 2015-12-31 Travis: Missing import.java.io was the problem thanks everyone

💬 2015-12-30 Travis: Value is just a string , String rootDir; still have been playing around with it and can't seem to get it going , very odd:(

💬 2015-12-30 Ken: @Travis, what is the value of "rootDir"? Looks like you are trying to get an inputstream on a directory, not a file.

(More comments ...)

"Repeatable Read" Isolation Level
This section provides a tutorial example on the 'Repeatable Read' isolation level, where reads are guarantied to be repeatable. 2015-12-28, ∼735🔥, 4💬

💬 2015-12-28 Herong: SqLoveNian, thanks for the additional information. I guess the "phantom read" is just concept defined in the SQL 92 specificatio...

💬 2015-12-24 SqLoveNian: Actually I gave a bad answer. MySql and same goes of course for MariaDB, do not enable generating a phantom read, by running two...

💬 2015-12-23 Herong: SqLoveNian, I will test it with your suggestion. Thanks.

💬 2015-12-21 SqLoveNian: You would get a phantom read if the second query would be SELECT * FROM User

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, ∼2801🔥, 2💬

💬 2015-12-28 Herong: Kenny, I agree with you. We should be able to draw directly on the default content pane. But we need to find a way to override i...

💬 2015-12-27 Kenny: But I see that this replaces the JFrame's default content pane with a new component? :/ I thought I *could* draw directly unto a...

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, ∼434🔥, 1💬

Create Tables with CLOB Columns
This section describes how to create tables with BLOB (LONGBLOB) columns in Oracle server. 2015-12-24, ∼142🔥, 1💬

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