Tutorial Books:
Registry Hives - HKCR, HKCU, HKLM, HKU, HKCC, and HKPD
This section provides quick introductions on the Windows registry hives - top level registry keys on Windows XP systems. 2022-06-27, 22324👍, 3💬
💬 2015-09-27 le toucan: ░░░░░░░░▄▄▄▀▀▀▄▄███▄░░░░░░░░░░░░░░░░ ░░░░░░▄▀▀░░░░░░░▐░▀██▌░░░░░░░...
First 8336 Hex Digits of PI
This section provides first 8336 hex digits of constant PI, 3.1415927..., needed for Blowfish encryption algorithm. 2022-06-26, 6489👍, 11💬
💬 2019-04-28 Herong: 8336 Hex Digits. Thanks.
💬 2019-04-26 Harry: Do you mean 8336 digits
Comment Testing Area
What is test testing area for? The testing area is provided to allow visitors to post testing comments. 2022-06-26, 29552👍, 112💬
Comments on Herong's Tutorial Books
Please share your general comments on my tutorial books here. Comments should not contain hyperlinks to any external Web sites. 2022-06-25, 76685👍, 194💬
Get Free Ether from faucet.metamask.io
This section describes how to get some free Ether form faucet.metamask.io. 2022-06-25, 59467👍, 404💬
💬 2022-06-25 rfc781@gmail.com: eeeeeeeeeeee....yyy
💬 2022-06-25 rfc781@gmail.com: Hi
💬 2022-06-24 cmddel: hi need some too please 0xA91490EB3485A5547FAC8eD993618F7cB4 90c65c
💬 2022-06-23 0xe7Cc69f7DDB3d44Bf8C4F7ca601eCc: getting ether
My First JSP Page on macOS
This section provides a tutorial example on how to create the first JSP page with JSP code to test the JSP support of the Tomcat Web server on macOS systems. 2022-06-24, 109👍, 1💬
💬 2022-06-24 Chris: Thank you. Because of you I could run my first JSP file :)
Creating Class Type Objects
This section describes how class type objects can be created using the 'new' operator and special methods. 2022-06-24, 111👍, 1💬
Measuring Speed of Light - Roemer's Method
This section describes the method used by Ole Roemer to measure the speed of light using changes of observed eclipse periods of Jupiter's moon. 2022-06-22, 163👍, 2💬
Get Free Ether from faucet.ropsten.be
This section describes how to get some free Ether from faucet.ropsten.be. 2022-06-21, 7150👍, 70💬
💬 2022-06-21 mikz: 0x9A9Db6f0DCd8d78208Bf1727a15b2A4Efd a13D05300 test eth ilove you guys
💬 2022-06-20 0x6a411Be2a84eaf31d9F6092CA08F36: 0x6a411Be2a84eaf31d9F6092CA08F364Fb9 Fe1350
💬 2022-05-28 Herong: Test Ethers sent.
💬 2022-05-27 ejk: 0x786f2E40C95689a8294B91cb3353Fe87Bf 383C1Fplease ether
💬 2022-05-21 EJ: I need ether 0xfbB088f4cEd330fB0Abb5181D2834e21b6 19c53C
"g++ -l..." to Link with Library Files
This section provides a tutorial example on how to use 'g++ -static' and 'g++ -l...' options to link your program with static or dynamic library files. 2022-06-20, 156👍, 2💬
Web Server Log File Samples - IIS and Apache
This section provides a quick introduction of Web server log files with examples of IIS and Apache servers. 2022-06-20, 31510👍, 33💬
GB2312Unicode.java - GB2312 to Unicode Mapping
GB2312Unicode.java is a Java program that generates a table to map all GB2312 characters from GB2312 Codes to Unicode Codes. 2022-06-18, 1584👍, 4💬
💬 2022-06-17 Herong: dirk, I think JDK uses a long array to map each GBK character to a Unicode.
Uninstall Bitcoin Core for Windows
This section describes how to uninstall Bitcoin Core for Windows. 2022-06-18, 1333👍, 62💬
Full Version in PDF/EPUB
Information on how to obtain the PDF version of this book for printing. 2022-06-12, 564👍, 2💬
Ethereum Public Key and Private Key Example
This section describes examples of public key and private key of an Ethereum account. 2022-06-09, 16395👍, 33💬
💬 2022-04-20 Satya: b690c0753f03092e02d18d097a5473c205e2 affc41229a34c69c39c0c587d49b
💬 2022-04-20 sag: 0xDDc09B681fD9c9D428690Df42a8C544458 508d84
💬 2022-04-18 jhonu: 0x09aab1e73d28ac951d7104b877f070d487 5c606d
DES Key Schedule (Round Keys Generation) Algorithm
This section describes DES (Data Encryption Standard) algorithm - A 16-round Feistel cipher with block size of 64 bits. 2022-06-06, 13160👍, 12💬
💬 2022-06-06 hello: <script> alert("Hello! I am an alert box!"); </script>
Testnet - Ropsten network
This chapter introduces Ethereum testnet: Ropsten network. 2022-06-06, 582👍, 2💬
💬 2022-06-06 myth: 0x339d58bff8b8C5dAAfaF08fA77ad39C790 9B194E
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