Herong's Tutorial Examples

JDBC Tutorials - Herong's Tutorial Examples
This JDBC tutorial book is a collection of notes and sample codes written by the author while he was learning JDBC technology himself. It can be used as a tutorial guide for beginners. Topics include Java, Database, JDBC, Driver, ODBC, Connection, DataSource, SQL, ResultSet, Metadata, Derby, MySQL, ... 2020-03-07, 6797👍, 10💬

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"superclass access check failed" Class Load Error
This section provides a tutorial example of 'superclass access check failed' class load error. 2019-11-10, 124👍, 1💬

2020 年年历 - 鼠年
中国年历 - 2020 年年历 - 鼠年 2019-11-08, 5416👍, 2💬

💬 2019-09-09 robby: yooo

Escaping 'script' Tags in String Literials
This section provides a tutorial example on how to use escape character in 'script' tags to prevent browser prematurely end embedded JavaScript code. 2019-11-07, 1639👍, 3💬

💬 2018-03-27 asads: <script>alert(99)</scr ipt>

💬 2017-07-05 123: <script>Hellow</script >

Downloading Apache 2.2.4 Binary for Windows
This section describes how to download Apache 2.2.4 binary distribution for Windows. 2019-11-07, 584👍, 1💬

💬 2019-11-04 Thainá Rodrigues: This worked out really nicely. Thank you very much for the info.

UTF-8 Encoding
This section provides a quick introduction of the UTF-8 (Unicode Transformation Format - 8-bit) encoding for Unicode character set. It uses 1, 2, 3, or 4 bytes for each character. 2019-11-06, 597👍, 2💬

💬 2016-12-30 Rehman: Welcome

PDF Printing Version
Information on how to obtain the PDF version of this book for printing. 2019-11-05, 1239👍, 5💬

💬 2016-12-09 jaggu: xml pdf

💬 2016-01-13 Mo: Awesome

💬 2015-09-24 omid: I need t

💬 2015-08-12 ab: -

Chinese Calendar Program in java
This section provides a Chinese calendar program in Java language using using astronomical data obtained from eleworld.com. 2019-10-25, 2192👍, 6💬

💬 2019-10-25 Herong: Gary, You need take two bytes from the array to be used for a single year. In you example, you need take 0xad and 0x08 to genera...

💬 2019-10-24 Gary: I'm trying to understand the Chinese Months array, but I still have not figured it out. Using the hex value 0xad as an example, ...

💬 2017-11-05 Herong: Steven, good to know. Thanks.

💬 2017-11-05 Steven: Thanks for the sharing. I've implemented in R https://github.com/stchau4work/chine seCalendar

💬 2017-05-27 Herong: Matthew, do you want to implement the whole thing in Microsoft Access, or just the data part?

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Downloading and Installing GNU Unifont
A tutorial example is provided on how to download and install GNU Unifont font family on Windows 7 systems. 2019-10-23, 1669👍, 4💬

💬 2019-10-23 Sajjad Amin: thank you

💬 2019-07-28 dipen: thank you.

💬 2015-12-06 Herong: D, maybe you can start with What Is Unicode?.

💬 2015-12-05 d gayen: i want to understand what is unicode

Downloading and Installing Java DB (Derby)
This section describes how to download and install Java DB (Derby database server) 10.11 - free for evaluation. 2019-10-22, 9187👍, 12💬

💬 2019-10-22 mahdi: very good

💬 2019-06-17 Thet: Thanks

💬 2019-01-25 denzel mana-ay: putangina mo wala akong makita

💬 2018-05-10 Anonomyus: tanks

💬 2016-02-19 Ali: Good App

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What Is DSA (Digital Signature Algorithm)?
This section describes the DSA (Digital Signature Algorithm) algorithm, which consists of 2 parts: generation of a pair of public key and private key; generation and verification of digital signature. 2019-10-22, 29115👍, 17💬

💬 2018-08-29 Shawn: Thanks for the detailed explanation.

💬 2017-10-29 Abi: Very informative

💬 2017-04-01 Herong: T, A double asterisk ** is the exponentiation operation that raise a base to a power.

💬 2017-03-27 t: What is "**"?

💬 2017-03-10 appalaraju: useful

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Installing JSTL 1.2 API JAR File
This section provides a tutorial example on how to install JSTL 1.2 API JAR file on Tomcat 7 server to support JSTL loop and other tags. 2019-10-22, 325👍, 3💬

JDBC-ODBC Bridge Driver - sun.jdbc.odbc.JdbcOdbcDriver
This chapter provides tutorial notes on the JDBC-ODBC Bridge driver produced by Sun and DataDirect. Topics include loading JDBC-ODBC Bridge driver; creating a DSN (Data Source Name) with a ODBC driver; Connecting to SQL Server with JDBC-ODBC Bridge. 2019-10-22, 21670👍, 26💬

💬 2019-10-15 felipe: um teste de mensagem

💬 2017-09-12 tilahun bekele: good site

💬 2017-08-27 Herong: Can you try to the 32-bit 1.7JDK?

💬 2017-08-24 jaime: Hi I have created a DSN and the test is Ok. I have this program: import java.sql.*; public class OdbcDsnConnection { public stat...

💬 2017-06-27 Herong: Shubhankar, you can download JDK 1.7. It has JDBC-ODBC bridge included.

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Audio CD (Compact Disc Digital Audio or CD-DA) Players
This chapter provides notes and tutorials on playing audio CD (Compact Disc Digital Audio or CD-DA). Topics include audio CD player devices, audio CD player software, like Windows Media Player. 2019-10-16, 167👍, 2💬

💬 2019-10-10 Herong: Patricia, you can just insert the CD into the computer. It will play automatically.

💬 2019-10-07 Patricia: How do I get the CD to play. I know nothing about a ripper. I need to listen to the Spanish lessons.

Connect MetaMask to Local "geth" Node
This section describes how to connect MetaMask to the 'geth' on the local host. 2019-10-05, 620👍, 2💬

💬 2019-10-05 Herong: I am in the process of rebuild my local Ethereum node. Can anyone provide help to kbhar?

💬 2019-09-30 kbhar: I am not able to connect to metamask after selecting the localhost 8545 network. I am getting "something went wrong" error. Can ...

"OpenSSL" Viewing Certificates in DER and PEM
This section provides a tutorial example on how to use 'OpenSSL' to view certificates in DER and PEM formats generated by the 'keytool -exportcert' command. 2019-10-05, 40184👍, 7💬

💬 2019-10-05 Herong: Fatin, what are you getting from the output?

💬 2019-09-27 Fatin: Please help me, i cannot get it that way

💬 2017-05-27 Herong: Yes, asn1parse is a nice tool. I will add some examples later.

💬 2017-05-23 poshak: MIIC8DCCAIGgAwIBAgIJAM/+E5HIKoWGMAoG ...

💬 2017-05-23 Herong: Poshak, do you need any help with your certificate?

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Outdated: Accessing Oracle Server through Web Interface
This section describes how to access an Oracle Server through its Web interface. 2019-10-03, 118👍, 1💬

Creating Procedures with Multiple Queries
This section describes how to create a procedure with multiple queries. 2019-09-27, 3887👍, 2💬

💬 2019-09-27 shubham: very nice

💬 2016-01-12 svr: Really a great article

UTF-8 Encoding Algorithm
This section provides a tutorial example on how to write a programming algorithm to encode characters with UTF-8 encoding. 2019-09-27, 4139👍, 3💬

💬 2019-09-27 Andrew Dillon: This was very useful. It really helped clarify the explanation in the Unicode Specification. Thank you!

💬 2016-03-30 Herong: Deniz, you are welcome!

💬 2016-03-24 Deniz Aktas: Simple and clear, thanks a lot !

Digital Signature Algorithm and Sample Program
This chapter provides tutorial notes and example codes on digital signature. Topics include algorithm and steps of signing a document; algorithm and steps of verifying a signature; digital signature generation and verification sample programs; sample signatures of SHA1withRSA and SHA1withDSA algorit... 2019-09-24, 897👍, 3💬

💬 2016-12-15 vijay: thanks

Validating XML Documents with Assigned XSD
This section describes a tutorial example on how to validate an XML document with the assigned XML Schema file (XSD) using XMLPad. 2019-09-19, 125👍, 1💬

Request Differences between SOAP 1.1 and SOAP 1.2
This section describes differences between a SOAP 1.1 request and SOAP 1.2 request for GetSpeech Web service provided by xmlme.com. 2019-09-19, 23671👍, 4💬

💬 2017-04-06 Syed Mohammad: Very Nice Diffrence highlighter in brief

Examples of Unicode Characters
This chapter provides notes and tutorial examples on the Unicode character set. Topics including introduction of Unicode standard, example characters, history of releases, blocks of code points. 2019-09-18, 3726👍, 7💬

💬 2019-06-24 abcd: It's a rainy night

💬 2017-01-20 anynomous: he ha ha

💬 2017-01-05 danish: that is great

Installing Adobe Flash Player Plugin for Chrome
This section provides a tutorial example on how to download and install Adobe Flash Player 13 for Chrome with Adobe Flash Player Installer on a Windows 7 system. 2019-09-18, 152👍, 2💬

GetStringAsync() Method Example Program
A tutorial example is provided on how to use GetStringAsync() method in the System.Net.Http.HttpClient class to send a GET request in a child thread as am asynchronous operation. 2019-09-16, 331👍, 2💬

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