Herong's Tutorial Examples

Free Chinese Calendar 2019 - Year of the Boar
Want to know when is the 2019 Chinese New Year day? Looking for Chinese calendars for 2019? Chinese New Year day - February 5, 2019 When is the Chinese New Year's Day in Year 2019? It is on February 5, 2019. Chinese New Year (Chinese: 春節, 春节, Chūnjíe; 農曆新年, 农历新年, Nónglì Xīnnián; or 過年, 过年... 2019-01-10, 1512👍, 1💬

💬 2019-01-10 嚒嚒达: 过年了

EC Cryptography Tutorials - Herong's Tutorial Examples
This EC (Elliptic Curve) cryptography tutorial book is a collection of notes and sample codes written by the author while he was learning cryptography technologies himself. Topics include rule of chord and point addition on elliptic curves; Abelian groups with additive and multiplicative notations; ... 2019-01-01, 270👍, 1💬

💬 2019-01-01 Yale: Thank you!

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Adding Directories to a New ZIP File
This section provides a tutorial example on how to add files and sub directories to a new ZIP file. 2017-08-21, 178👍, 2💬

💬 2017-08-21 Herong: Bob, try WinRAR. It's easier to use.

💬 2017-08-16 Bob Stine: I am trying to create a zip archive that includes subdirectories. It would be great if I could do this from the commandline. Why...

Listing All Databases - getCatalogs()
This section describes how to get a list of all databases on the SQL Server through the DatabaseMetaData object. 2017-08-21, 1001👍, 2💬

💬 2017-08-18 Herong: Rahui, run this program on MySQL, you will get the answer.

💬 2017-08-15 Rahul Hajare: Can this example usefull for mayql database please tell me fast... Thanks...

Audio CD (CD-DA) Tracks and Indexes
This section describes the logical format of tracks and indexes of an audio CD (Compact Disc Digital Audio or CD-DA). 2017-08-21, 570👍, 2💬

💬 2017-08-11 Herong: If (a,b)=(7,10), a will be 7 and b will be 10. There is no other possibilities.

💬 2017-08-08 CAPTCHA TEST: Let (a,b)=(7,10), what is a+b? This could be 17 if a = 7 and b = 10 thus 7+10=17 However if (a,b)=(7,10) means (a,b) is (7,10) t...

SOAP Communication Example
This section describes an simple example of SOAP communication. 2017-08-20, 409👍, 1💬

💬 2017-08-20 Ram: Hello

'jrunscript' - JavaScript Shell Command from JDK
This chapter provides introductions and tutorial examples on JavaScript shell command included in the JDK package. Topics include downloading and installing JDK 1.6, ECMAScript engine, running JavaScript code in command line, interactive or batch mode. 2017-08-18, 427👍, 4💬

💬 2017-08-18 Harry Potter: Jeg er havren, hvem er du?

💬 2017-08-18 yepp: hello

Where Is TOC Located on a CD
This section provides basic information on physical location of TOC (Table Of Contents) CDs. 2017-08-17, 3224👍, 1💬

💬 2017-08-17 FÁBIO: gREAT INFORMATIONS! tHANKS

"soap:body" - Binding for SOAP Body
This section describes 'soap:body', a SOAP extension element that specifies how the SOAP Body should be constructed in the SOAP message for an operation input and output. 'literal' means no encoding. 2017-08-16, 895👍, 1💬

💬 2017-08-16 willy poki: hola

Downloading and Installing J2SE 1.6.0 on Windows
This section describes how to download and install Java SE 1.6 Update 2 on Windows. 2017-08-14, 638👍, 2💬

💬 2017-08-14 MOIN: JAVA IS BEST.

💬 2016-05-08 file:///C:/Users/juju/Downloads/: file:///C:/Users/juju/Downloads/Cont ents%20(1).json

'jstat' - JVM Statistics Monitoring Tool
This chapter provides tutorial notes on JVM statistics monitoring tools. Topics include listing JVM processes with 'jps', the JVM remote monitoring server - 'jstatd', Java security policy file, connecting 'jps' and 'jstat' to a remote machine, RMI protocol and URL, getting garbage collection statist... 2017-08-10, 824👍, 1💬

💬 2017-08-10 abdel: genial very good !!!

💬 2017-04-01 Herong: Asdaq, Thanks for sharing your comment.

💬 2017-03-31 Asdaq: For IBM SDK WebSphere Application Server this tool is not available.

💬 2015-12-13 Herong: Tim, I thought that every Linux system comes with JDK preinstalled. Not true?

💬 2015-12-12 tim: @majumder.soumya@gmail.com seems like you need to install jdk

(More comments ...)

Java Exception: "java.lang.OutOfMemoryError: Java heap space"
This section provides a tutorial example on how JVM expands the Heap space to allocate more objects and leads to the 'java.lang.OutOfMemoryError: Java heap space' Java exception, if it is not allowed to expand any more. 2017-08-10, 333👍, 1💬

Why Sorting Is Needed?
This section describes why sorting is needed - Search in a sorted collection is much faster than an un-sorted collection. 2017-08-10, 1575👍, 3💬

💬 2017-08-10 Caleb E: Very Nice

💬 2015-11-27 Herong: Palash, Good article. Thanks for sharing it.

💬 2015-11-27 Palash Kanti Kundu: Hey thanks for the answer, I have given some more details on it. Please check this... Sorting, the burning problem in hand...

What Is Sorting?
This section describes what is sorting - A process to organize a collection of data elements based on the order of a comparable property of each element. 2017-08-10, 109👍, 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💬

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... 2017-08-05, 23968👍, 4💬

💬 2017-06-17 Herong: Neil, I will try my best. Thanks for the comment.

💬 2017-06-14 Neil Shrestha-Birtch: It helped me! thanks for keeping this resource up.

💬 2016-01-11 Sandy: Good job Dr Herong Yang!

💬 2015-11-07 Herong: My Facebook Like count is not going up. ☹ Maybe there is not that many active Facebook users out there as we thought...

SAAJ - SOAP with Attachments API for Java
This chapter provides notes and tutorials on SAAJ (SOAP with Attachments API for Java). Topics include SAAJ specification and reference implementation; creating a SOAPConnection object; creating a SOAPMessage object; populating SOAP body; adding namespace for SOAP body elements; adding SOAPAction he... 2017-08-05, 478👍, 2💬

💬 2017-08-05 Herong: Ashraf, SAAJ (SOAP with Attachments API for Java) is for Java only.

💬 2017-08-03 Ashraf K C: Hello, Is this SAAJ API platform independent? Can i use in other languages like PHP? is this having wsdl?

Java DB (Derby) - Inserting Data Rows to Existing Tables
This section describes how to insert new data rows into Java DB (Derby) database tables through the JDBC driver. 2017-08-05, 2458👍, 2💬

💬 2017-08-05 Herong: Stevoski, can you dump the Exception in the message dialog? It will give some clue on what happened to the execution.

💬 2017-08-03 Stevoski: is there any problem with these lines of code? all i get is invalid entry try{ String mk =jTextField1.getText(); String mn = jTe...

Android Debug Bridge (adb) Tool
This section describes commands and options supported by the 'adb' tool. The 'adb help' command can give you details on how to use other 'adb' commands and options. 2017-08-05, 2204👍, 2💬

💬 2017-08-05 Herong: What is the -obb you are referring to?

💬 2017-08-03 AndroidUser: -obb doesn't work 1.0.31,32

'jps' - JVM Process Status Tool
This section describes the JVM process status tool, 'jps' for listing JVM processes on local and remote machines. 2017-08-03, 754👍, 1💬

FORTRAN 77 - Example Program Code
This section provides a simple example program code of FORTRAN 77 language. 2017-08-03, 423👍, 3💬

💬 2017-08-03 Herong: Can someone with a FORTRAN compiler to verify this? Thanks.

💬 2017-07-30 Andy: IF(A=0 .OR. B=0 .OR. C=0) THEN produced an error "FOR(13) : error 582 - More than one '=' found in expression" using Silverfrost...

💬 2017-07-22 Sathi: Program of fortran77

Disabling IE Addon "Yahoo! Toolbar"
This section provides a tutorial example on how to disable 'Yahoo! Toolbar' in IE (Internet Explorer). 2017-08-03, 356👍, 4💬

💬 2017-08-03 Herong: Lori, can you uninstall Yahoo! from your computer, if you don't need it any more?

💬 2017-07-27 Lori: Like Debbie, the enable and disable buttons are greyed out even when I run IE as an administrator. I can't find any solution to ...

💬 2016-05-13 Herong: Debbie, that will happen if the file supporting this add-on has been removed already. In that case, you don't need to worry abou...

💬 2016-05-11 Debbie: The enable and disable buttons are greyed out even when I run IE as an administrator.

mcrypt DES Encryption Testing Program
This section provides a tutorial example on how to use the DES algorithm in a specific operation mode as block or stream cipher. 2017-08-03, 864👍, 3💬

💬 2017-08-03 Herong: Deepan, Which part is difficult for you to understand?

💬 2017-07-27 Deepan: I can't understand

PDF Printing Version: Notes on Physics
Information on how to obtain the PDF version of this book for printing. 2017-08-03, 344👍, 2💬

💬 2017-08-03 zanchin: Thank you for the good work!

Android Tutorials - Herong's Tutorial Examples
This free book is a collection of notes and sample codes written by the author while he was learning Android system. Topics include AAPT, Android, ADB, API, Dalvik, emulator, Java, layout, logcat, shell, SDK, USB, view. 2017-08-01, 2171👍, 1💬

💬 2017-08-01 android example: Hi, i have visited the site and found that this is a good site for developing android examples. Facebook Integration - Android E...

Input Chinese Text Data from Web Forms
This chapter provides tutorial notes on input Chinese text data from Web forms. Topics include creating Web form; receiving Chinese input text data with PHP the $_REQUEST array; inputting Chinese text with UTF-8, GB18030, and Big5 encodings; copying and pasting Chinese text on Web forms. 2017-07-30, 439👍, 5💬

💬 2017-07-30 李莉: 李莉

💬 2015-12-02 周迹武: 上了，又退学了，把她爹都气晕了。

💬 2015-12-01 徐奇文: 徐奇文上大学了吧！如上了，一定是个好大学。她即聪明又好学，如果不是他爹瞎教，学业可能会更好些。

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