Herong's Tutorial Examples

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/multiplicative notations; EC a... 2024-06-20, 5343🔥, 4💬

💬 2022-07-27 Aman: Perfect book to help my 'encoding' project. Thank you!

💬 2020-06-23 Herong: Chris, contact me by email. I will send you a PDF copy. Thanks for your comment.

💬 2020-06-22 chris: Sorry for fuss. Bought this ebook on google. bad idea. Should have not done that and just got the physical book or maybe ebook o...

💬 2019-01-01 Yale: Thank you!

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GetGeoIP - Usage Description
This section describes the free Web service GetGeoIP provided by WebserviceX.NET. GetGeoIP allows you to obtain country information with a given IP address 2020-08-06, 385🔥, 1💬

Convert XML Document to JSON Document
This section provides a quick introduction on options of converting XML documents to JSON documents: using ready-to-run tools; calling conversion libraries; and implementing your own converter. 2020-08-05, 804🔥, 1💬

💬 2020-08-05 krutik: Hii You can also use https://onlinexmltools.org/ for online xml converter like XML to JSON,YAML,CSV,BASE64,TSV,PlainText XML toM...

Managing System Startup File - SYSTEM.INI
This section describes the system startup file, SYSTEM.INI, and how to change it with the system configuration tool 'msconfig.exe'. 2020-07-27, 2845🔥, 2💬

💬 2020-07-27 Mohamed Fathy: now on windows 10 x64, what is the alternative for system.ini? or how do I tweak hardware in latest Windows 10?

"Head State Missing" Error on Restarting "geth"
This section describes the issue with 'Head State Missing' error on restarting 'geth' on a private network. 2020-07-22, 3893🔥, 5💬

💬 2020-07-15 Herong: lhq, it might be resolved in newer versions. But I haven't get any chance to verify this.

💬 2020-07-11 lhq: How was it resolved? consult

💬 2020-07-11 lhq: 最后怎么解决的？请教

💬 2019-03-23 Herong: Zach, Thanks for your explanation. I will setup a two-peer network to try it later.

💬 2019-03-14 Zach S: From my project understanding: From interrupted exit. The node can't sync and must restart a full boot up from block 1. If you c...

GetQuote - Usage Description
This section describes the free Web service GetQuote provided by WebserviceX.NET. GetQuote allows you to obtain the stock quote of a given stock symbol. 2020-07-17, 382🔥, 1💬

💬 2020-07-17 Avery: Beaver says I also have such interest, you can read my profile here: iMessage Download

References Used in Notes on Physics
List of reference materials used in this book. 2020-07-02, 342🔥, 1💬

💬 2020-07-02 Mangala: Important information

Visiting an "https" Web Site with Chrome
This section describes how Google Chrome shows a lock icon when you visit an 'https' Web site to provide you more security related information. 2020-07-02, 862🔥, 2💬

💬 2020-07-02 Koshal Pravin jangale: Nice

"sc.exe query type= service" - All Application Program Services
This section provides a tutorial example on how to list all application program services with 'sc.exe' Service Controller command tool. 2020-07-01, 700🔥, 1💬

💬 2020-07-01 Richard Djeniko: you are wonderful with information, but i have not solve my problem of green color to enable local host to run fully. in wamp st...

Performance of Inserting Rows with a ResultSet
This section describes how to measure the performance of inserting rows using a ResultSet object. 2020-06-28, 100🔥, 1💬

Reciprocity of Time Dilation
This section introduces the reciprocity of time dilation. Elapsed time of a moving clock is slower when measured by a stationary observer; and elapsed time of a stationary clock is slower when measured by a moving observer. 2020-06-26, 2451🔥, 3💬

💬 2020-06-26 Don Pedro: Time dilation as an observer in special relativity ...

💬 2017-12-09 Herong: Hanan, this is just a thought experiment. Actually, Amy and Bob will never be able to measure the other's clock.

💬 2017-12-05 Hanan Abid: And who is right Amy or Bob?? If they could see each other's clock. One clock would definitely be ahead of other or not its just...

Java Swing Tutorials - Herong's Tutorial Examples
This tutorial book is a collection of notes and sample codes written by the author while he was learning Java Swing and AWT himself. Topics include Swing and AWT (Abstract Windows Toolkit) class library; graphical components: JButton, JCheckbox, JComboBox, JFrame, JLabel, JMenu, JRadioButton, JTextF... 2020-06-23, 10093🔥, 7💬

💬 2020-06-23 Syahfiqah: done

💬 2020-06-23 Nurul ammar hani: Done

💬 2020-06-23 shahmir: done

💬 2020-06-23 Raizul Razali: Can gain more knowledge from this. So meaningful.

💬 2020-06-23 Zachary: Done

(More comments ...)

SwingHello.java - My First Swing Program
This section provides a tutorial example on how to a simple Java Swing program. SwingHello.java is my first Swing program that displays a blank window with 'Hello world!' in the window title bar. 2020-06-23, 20845🔥, 5💬

💬 2020-06-23 Najwa Khairina: Very helpful..thank you so much

💬 2020-01-21 samso: Thanks for this wonderful blog that you have designed in this page. Very informative and effective article. Ver inspired article...

💬 2017-09-05 jack: good

💬 2016-01-27 Herong: Neha, you can just put the following line into your batch file and run it: java -cp . SwingHello

💬 2016-01-26 neha: how to run above program through windows batch files

About This Book
This section provides some detailed information about this book - __title__. 2020-06-23, 457🔥, 1💬

💬 2020-06-23 chris: Thank so much ! All Crypto printed books in cart !! Very well done. Most useful books i've seen in quite some time.

SwingWorker - The Background Task Worker
This chapter provides tutorial notes and example codes on the java.swing.SwingWorker class. Topics include quick introduction of java.swing.SwingWorker; Example programs for catching final result, publishing intermediate values, updating progress property value, and connecting to JProgressBar compon... 2020-06-23, 559🔥, 1💬

💬 2020-06-23 Husna hanis: Done :)

What Is "line-height" Attribute?
This section describes 'line-height' attribute for 'inline' formatting object. It is used to control the line height of the output inline area. 2020-06-22, 1852🔥, 1💬

💬 2020-06-22 Susy: thanks so much for the info!

Examples of Expressions
This section provides a tutorial example showing you different types of expressions. 2020-06-20, 237🔥, 2💬

💬 2020-06-20 Herong: Ekko, Thanks for the interesting example. So the statement, "Operations of the same precedence value must be evaluated from left...

💬 2020-06-17 Ekko: There is another special precedence: Dim b, c, d b = c = d will be interpreted like b = (c = d)

embedSWF() Function and Arguments
This section describes the embedWF() function provided in SWFObject 2 and its 5 required arguments and 5 optional arguments. 2020-06-15, 427🔥, 1💬

"jshell> /edit" - Editing Code Snippet
This section provides a tutorial example on how to start the editor to enter and change a long code snippet in 'jshell'. 2020-06-11, 657🔥, 2💬

💬 2020-06-11 Herong: Tarun, what platform are you using?

💬 2020-06-11 Tarun Teja: unable to edit my snippet

Retrieving CLOB Values with getString() Method
This section describes how to retrieve CLOB values with the ResultSet.getString() method. 2020-06-11, 1983🔥, 2💬

Winsock 2 SPI and LSP Layers
This section describes the Winsock 2 SPI (Service Provider Interface) architecture and LSP (Layered Service Provider) layers. 2020-06-10, 371🔥, 1💬

Archived: Windows XP Component "Update Root Certificates"
This section describes the process used by Windows XP component, Update Root Certificates, to communicate to Windows Update Website to fetch a trusted root certificate and install in on the local computer automatically. 2020-06-08, 6433🔥, 4💬

💬 2020-06-08 Herong: Onur, If the error is cause by IE auto-updating root certificate, you can download and install the missing root certificate manu...

💬 2020-06-01 Onur: Hi there, Since last a few weeks, although I have XP SP3 and the most recent crypt32.dll versioned 5.131.2600.6459, I get numero...

💬 2019-04-13 Herong: Leo, can you run the "certmgr" command on your Windows XP? It provides functions to install root certificates to your computer.

💬 2019-04-08 Leo: I know this article is outdated, but I'm still looking for a way to update the 'Root certificates' in Windows XP SP3, by install...

Windows Automatic Root Update Mechanism
This section describes the automated process used by Windows to communicate to Windows Update Website to fetch a trusted root certificate and install it on the local computer, whenever the root certificate is needed. 2020-06-08, 2586🔥, 2💬

💬 2020-06-08 Herong: Onur, the question at the end of your comment was not very clear. Can you rephrase it in a different way?

💬 2020-06-05 Onur: Actually, this auto update mechanism is present on older Windows versions as low as XP. See the article here on this site: Outda...

Introduction of DSA (Digital Signature Algorithm)
This chapter provides tutorial notes and example codes on DSA (Digital Signature Algorithm). Topics include introduction of DSA; illustration of DSA key generation, message signing and signature verification; proof of Digital Signature Algorithm. 2020-06-04, 5251🔥, 12💬

💬 2020-06-04 ben: How are you?

💬 2018-04-07 Digital Signature Algorithm: Conclusions: DSA (Digital Signature Algorithm) uses public key and private key to generate and verify digital signatures. DSA pu...

💬 2018-04-07 Submit Your Comment: Please write meaningful comments. Thanks! ☺

💬 2018-04-07 world: hello

💬 2018-02-20 amit: hello

(More comments ...)

Android Command Line Tools
This section provides a list of commonly used Android command line tools that can be executed on the Bourne shell. 2020-06-03, 1843🔥, 2💬

💬 2020-06-03 Herong: Amit, looks like only 3 out of 500 events failed. It could be a result of events being injected randomly and jamming the input p...

💬 2020-05-30 Amit: Can you please shed some light on the // Injection Failed errors you are seeing while running monkey test. Are those normal?

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