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PKI Tutorials - Herong's Tutorial Examples
This tutorial book is a collection of notes and sample codes written by the author while he was learning PKI (Public Key Infrastructure) technologies himself. Topics include Root CA (Certificate Authorities); SSL, TLS, and HTTPS; Server and client authentication processes; Communication data encrypt...
2024-11-10, 12342🔥, 4💬

💬 2024-11-10 Herong: Hi Jay, I have shared the PDF file with your google account. You should receive a notification with a download link.

💬 2024-10-03 Herong: Hi Jay, I am sorry that you haven't received the PDF file yet. It was sent on Sep 12 to your gmail address. It looks like gmail ...

💬 2024-10-01 Jay Sarna: Request for purchased books ----------------------------- Hello Dr. Yang I hope you are ok. I purchased pdf copy of this book vi...

💬 2016-02-07 john: thanks!

UTF-16BE Encoding
This section provides a quick introduction of the UTF-16BE (Unicode Transformation Format - 16-bit Big Endian) encoding for Unicode character set. UTF-16BE is a variation of UTF-16.
2024-11-09, 10617🔥, 21💬

💬 2023-11-27 yooo: 灩捯䍔䙻ㄶ形楴獟楮獴㌴摟潦弸強㕤㐸㤸扽

💬 2023-11-01 Udit Singh Dhakrey: <script>alert("is I am able to hack")</script>

💬 2022-08-26 asewathy: 灩捯䍔䙻ㄶ形楴獟楮獴㌴摟潦弸弰㑣〷㘰摽

💬 2022-03-02 Seth Cox: Hello

💬 2022-01-17 oussama: السلام عليكم أبو سعود

(More comments ...)

UTF-16 Encoding
This section provides a quick introduction of the UTF-16 (Unicode Transformation Format - 16-bit) encoding for Unicode character set. Paired surrogates are used for characters in the U+10000...0x10FFFF range.
2024-11-04, 4571🔥, 5💬

💬 2021-11-09 77: *9999

💬 2016-12-28 anson: what a detail of explain. i think i complete understand it. thanks very much.

Chinese Character String with GB18030 Encoding
This section providing information on handling Chinese character string literals in GB18030 encoding. header() function must be called to override the HTTP response header 'Content-type' setting to GB18030 in PHP 7.
2024-10-29, 353🔥, 3💬

💬 2024-10-29 Herong: Yi, looks like you have fixed your code issue. Your website displays Chinese characters correctly now.

💬 2024-10-26 Yi Jiang: Thanks Yang! But my website still display wrong: https://www.typingchinese.com/bishun .phpthis happens after hosting server upgr...

What Is Iterable Object
This section provides a quick introduction on iterable object, which is an object with a required instance method to return an iterator object.
2024-10-29, 108🔥, 0💬

Iterable Objects of Built-in Data Types
This section lists all built-in data types that can be used to create iterable objects.
2024-10-29, 107🔥, 0💬

List, Set and Dictionary Comprehensions
This chapter provides introductions and tutorial examples about list, set and dictionary comprehensions. Topics include introduction on list, set and dictionary comprehensions; examples of comprehensions with filtering conditions and nested loops, comparison of generator expressions and comprehensio...
2024-10-29, 106🔥, 0💬

What Is Iterator Object
This section provides a quick introduction on iterator object, which is an object with a required instance method to return the next item from a collection.
2024-10-29, 105🔥, 0💬

What Is Generator Expression
This section provides a quick introduction of generator expression, which contains a 'for' clause enclosed in parentheses and returns a generator iterator.
2024-10-29, 105🔥, 0💬

What Is Filtered Generator Expression
This section provides a quick introduction of filtered generator expression, which contains a 'for' clause with a 'if' sub-clause enclosed in parentheses and returns a generator iterator.
2024-10-29, 104🔥, 0💬

Data Type - 'set' for Unordered Collection
This section describes the 'set' data type, which stores a collection of unordered and unique elements. 'set' data objects are mutable.
2024-10-29, 104🔥, 0💬

What Is Generator Iterator
This section provides a quick introduction of generator iterator, which is created by a generator function or a generator expression.
2024-10-29, 102🔥, 0💬

What Is Double-Generator Expression
This section provides a quick introduction of filtered generator expression, which contains a 'for' clause with a 'if' sub-clause enclosed in parentheses and returns a generator iterator.
2024-10-29, 102🔥, 0💬

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.
2024-10-27, 2708🔥, 3💬

"bitcoin-cli walletpassphrase" - Unlock Wallet
This section describes how to unlock with 'bitcoin-cli walletpassphrase' command.
2024-10-26, 981🔥, 2💬

💬 2023-07-25 Elizabeth Ruth: There are many cases of cryptocurrency theft currently on circulation which I also fell victim last week but I was fortunate to ...

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.
2024-10-14, 110165🔥, 243💬

💬 2022-12-19 James Fonteront: "Hello I have noticed that you have a few opportunities for guest posting. I'm interested in contributing paid content to your s...

💬 2022-11-18 James Fonteront: "Greetings of the day I am far more interested in writing a sponsored article on your website herongyang.com with 500+ words on ...

💬 2022-10-06 Ann: Contact greatsangomaa@yahoo.com for all your spell castings,he's so real that he charges after result

💬 2019-02-15 Julia: Nice website!

💬 2017-01-05 SOOZEE PALAMINOV: Dr. Herong ... I am super IMPRESSED with this website ... I found it by accident ... Greatly appreciated and Thank You very Much...

(More comments ...)

Ethereum Public Key and Private Key Example
This section describes examples of public key and private key of an Ethereum account.
2024-10-11, 28886🔥, 97💬

💬 2024-10-11 Dennis A.: Если не жалко положить, что то: 0xc6DCB12A516B6f4C23A90E5B5853E3a656 b58eD3

💬 2024-04-01 abc: hello

💬 2024-03-30 Ana: 0x0297d4c7F870987A9664064F6bd37eCB07 697D0CPlease help so that my life is not destroyed

💬 2024-03-15 ION: 0x202498852B0937319d54e26798eec30F76 f44b86

💬 2024-03-02 Mikiwa: 0x0D4Bf46249ffeac632AAF0Ac5ad5EEf794 e33bcDHelp me. Please donate, I need to pay my student.

(More comments ...)

Visual C# 2010 Express Edition
This chapter provides tutorial examples and notes on Microsoft Visual C# 2010 Express. Topics include downloading and installing Visual C# 2010 Express; creating a solution project; compiling and running a C# program.
2024-10-10, 2214🔥, 6💬

💬 2024-10-10 jerry: grazie

💬 2021-08-09 Phothong Duangpasearch: YEs

18800: Tangut Components
This section provides a quick summary of the Unicode code point block: 'Tangut Components', which contains 755 code points to represent structural elements used by scholars to index Tangut ideographs in modern dictionaries and glossaries.
2024-10-02, 488🔥, 1💬

💬 2024-10-02 Daniel: Very wonderful!

What Is GB2312 Character Set
GB2312 Character Set is a set of 7445 commonly used Chinese characters established by the government of People's Republic of China in 1980.
2024-09-23, 1948🔥, 2💬

💬 2024-09-23 Roberto: Pretty useful

💬 2020-03-28 asim: hello asim

GB2312 Tutorials - Herong's Tutorial Examples
This free book contains Herong's notes and tutorial examples on Chinese GB2312 character set. It provides a mapping table of all GB2312 characters, native codes, corresponding Unicode codes and UTF8 codes. The Java program source code that produces the mapping table is also included. Topics include ...
2024-09-20, 30442🔥, 14💬

💬 2024-09-20 tser: help me a lot

💬 2022-04-17 the niga: thank

💬 2021-02-17 林黛玉: 红楼梦

💬 2020-07-29 : 张

💬 2019-08-20 李家健: 李家健

(More comments ...)

2B00: Miscellaneous Symbols and Arrows
This section provides a quick summary of the Unicode code point block: 'Miscellaneous Symbols and Arrows', which contains 256 code points to represent additional symbols and arrows.
2024-09-19, 1446🔥, 1💬

💬 2024-09-19 dd: 2B80

Activity Diagram - Send Signal Notation
This section describes the Send Signal Notation used in a UML Activity Diagram. A Send Signal Notation represents an action that sends a signal to outside and continues without waiting for any responses.
2024-09-18, 337🔥, 1💬

💬 2024-09-18 Michael Carlsson: Should the Send Signal not be an arrow shape like "Request Payment" signal on the page Activity Diagram - Accept Event Notation ...

Free Chinese Calendar 2011 - Year of the Rabbit
Want to know when is the 2011 Chinese New Year day? Look for free Chinese calendars for 2011? Chinese New Year Date for Year 2011 The Rabbit 2011 February 3 Thursday Chinese New Year   ⇒ Free Chinese Calendar 2012 - Year of the Dragon ⇐ Free Chinese Calendar 2010 - Year of the Tiger ⇑ Free Chinese ...
2024-09-12, 14622🔥, 2💬

💬 2024-09-12 Herong: Larry, do you have any suggestions to make it better?

💬 2024-09-09 Larry Lin: I've never seen a website designed in so confusing, directing here and there and ending up to nowhere.

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