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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.
2018-02-20, 1636👍, 7💬

💬 2018-02-20 amit: hello

💬 2017-09-19 dasu: we r champion

XML Tools Plugin for Notepad++
This chapter provides notes and tutorial examples on XML Tools Plugin for Notepad++. Topics include downloading and installing Notepad++ and XML Tools Plugin; generating pretty print XML format; XSD validation; XSLT transformation.
2018-02-20, 100230👍, 66💬

💬 2018-02-20 sddsfs:

💬 2018-01-23 Sky: thanks

💬 2018-01-19 jeremy Fish: these were great when combined together

💬 2018-01-12 OLeg: I want to try this plugin

💬 2017-12-28 马的卢: thanks!多谢

(More comments ...)

"getblock blockhash 0" - Serialized Hex Blcok Data
This section describes how to get Serialized Hex Blcok Data.
2018-02-19, 101👍, 1💬

💬 2018-02-19 Dan: How to decode the block raw data?

'native2ascii' - Native-to-ASCII Encoding Converter
This chapter provides tutorial notes on the native-to-ASCII encoding converter 'native2ascii'. Topics include 'native2ascii' command options, default encoding CP1252 used by 'javac', converting UTF-8 characters into \udddd Unicode code sequences, converting \udddd sequences back to native encodings.
2018-02-17, 1717👍, 21💬

💬 2018-02-17 N: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2018-02-06 sad: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2018-02-06 Steve: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2018-01-11 φδσφδ: φδσφδσφ

💬 2018-01-08 sds: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

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Block Hash Calculation in Python
This section describes how to calculate Bitcoin block hash in Python.
2018-02-16, 108👍, 1💬

💬 2018-02-16 Lee: This helped me a lot!

Opening UTF-16LE Text Files
This section provides a tutorial example on how to open a UTF-16LE text file with Nodepad correctly by selecting the Unicode encoding option on the open file dialog box.
2018-02-16, 135👍, 2💬

💬 2018-02-12 Herong: Krishna, dates should have nothing to do with UTF-16 LE format. Can you provide some examples?

💬 2018-02-08 Krishna: When I open a UTF-16 LE file notepad and and notepad ++ ,it is showing special characters for the dates. Is it because notepad +...

XSLT Transformation
This section provides a tutorial example on how to perform XSLT (Extensible Stylesheet Language Transformations) using XML Tools Plugin in Notepad++.
2018-02-16, 11424👍, 12💬

💬 2018-02-10 Herong: Mark, thanks for the confirmation.

💬 2018-02-07 Mark: It does not support XSLT 2.0 I tried it.

💬 2017-06-06 Herong: Rubens, I am not sure if the current version of XML Tools Plugin supports XSLT 2.0 or not. Have you tried it?

💬 2017-06-04 Rubens: Hi Herong, XSLT should be version 1.0 or does the plugin also supports XSLT version 2.0?

💬 2016-09-23 Herong: Hi Tom, can you post your template here as a comment?

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Managing Non-ASCII Character Strings with MySQL Servers
This chapter provides tutorial examples and notes about handling non-ASCII characters with MySQL server. Topics include storing non-ASCII characters in MySQL database with various character set encodings; managing encoding conversion when inserting data to and retrieving data from database; examples...
2018-02-16, 122👍, 2💬

💬 2018-02-06 Herong: That was good test.

💬 2018-02-02 Sample: ⦅⦆¢£¬¯¦\₩│←↑→↓■○ !#$%&()*+,−./:;<=>? @[?]^_`{|}〜 ⦅⦆¢£¬ ̄¥₩│←↑→↓■○

Command Line Console Registry Tool - "reg.exe"
This section provides a quick description of the command line registry management tool: 'reg.exe'.
2018-02-07, 121👍, 1💬

💬 2018-02-07 unknown: REG add HKCU\Software\Policies\Microsoft\Win dows\System/v DisableCMD /t REG_DWORD /d 0 /f

Printable Copy - PDF Version
Information on how to obtain the PDF version of this book for printing.
2018-02-07, 1371👍, 5💬

💬 2018-02-07 kaku: qw

💬 2017-01-08 Herong: Rex, see my email to your qq.com account.

💬 2017-01-08 rex: how to download this book

💬 2015-09-09 mani: require more details

JDBC-ODBC - Creating a MS Access Database File
This section describes how to create a MS Access database file to be used for ODBC MS Access driver testing.
2018-02-07, 2367👍, 4💬

💬 2018-02-07 r: uu

💬 2017-06-20 Musa: Hi

💬 2015-10-25 kaushal: nice job for solving jdbc connection problem

Retrieving BLOB Values with getBlob() Method
This section describes how to retrieve BLOB values with the ResultSet.getBlob() method.
2018-02-03, 137👍, 2💬

💬 2018-02-03 Herong: sibani, Thanks for the comment.

💬 2018-01-06 sibani: you made it so.. simple.Thank u

"OpenSSL" Generating CA's Private Key
This section provides a tutorial example on how to use OpenSSL to generate a RSA private key of 2048 bit long with OpenSSL. This key will be used as the CA's private key and must stored securely in a file with password protection.
2018-02-03, 156👍, 1💬

💬 2018-02-03 atomic.kidd: most Excellent Herong for this sharing of excellent Informations. Even the openssh documentation is not up to date nor as accura...

Removing IE Addon "Shockwave Flash Object"
This section provides a tutorial example on how to disable and remove 'Shockwave Flash Object' addon from Internet Explorer.
2018-02-01, 481👍, 2💬

💬 2018-02-01 david: poo

💬 2017-08-09 Julia: Good advice. Now we'll see if it works.

Accessing Array Elements with Indexes
This section provides a tutorial example on how to access array elements with element indexes.
2018-02-01, 119👍, 1💬

💬 2018-02-01 skunt: wah fi do

Character Encoding in Java
This chapter provides notes and tutorial examples on character encoding in Java. Topics including supported encodings in Java SE 7; using encoding and decoding methods; examples of encoded byte sequences of various encodings.
2018-01-30, 379👍, 2💬

💬 2018-01-30 Sunny: www.youtube.com

💬 2017-07-14 kev: hi

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.
2018-01-27, 140👍, 1💬

💬 2018-01-27 kill_time: hehe,

Creating Connections with DataSource Class
This section describes how to create connection objects with the DataSource class.
2018-01-25, 144👍, 1💬

💬 2018-01-25 subodh: very good example

Installing NMake 1.5
This section provides a tutorial example on how to install the 'make' utility on Windows, NMake 1.5, to help installing the RPC::XML Perl module.
2018-01-25, 4534👍, 19💬

💬 2017-12-06 sdfgsdf: fdgsfg

💬 2017-11-16 Ye Hongshaui: Very good

💬 2017-11-02 lxddd: thank you very much!

💬 2017-08-18 zhaogt: verry good!

💬 2017-05-20 qws: Very good

(More comments ...)

Introduction to DES Algorithm
This chapter provides tutorial examples and notes about DES (Data Encryption Standard) algorithm. Topics include description of block cipher, DES encryption algorithm, Round Keys Generation, DES decryption algorithm.
2018-01-22, 149👍, 2💬

printenv.pl - Testing Perl CGI Environment
This section provides a tutorial on how to modify the Perl CGI test script, printenv.pl, and run it to verify Apache 2 Perl CGI configuration.
2018-01-21, 139👍, 3💬

PDF Printing Version: Cryptography Tutorials
Information on how to obtain the PDF version of this book for printing.
2018-01-21, 5497👍, 31💬

💬 2018-01-21 ahmed: thanks for your sharing

💬 2017-08-18 yamai: how can I design a java program

💬 2017-08-15 James Deam: Thanks! Amazing..

💬 2017-06-26 sunil: Good material

💬 2017-02-17 xiaoxiaoyuanzi: the one i'm looking for, Thanks!

(More comments ...)

H (Hybrid) Language
This free book is a collection of notes on developing a new programming language called H (Hybrid).
2018-01-21, 325👍, 1💬

💬 2017-10-18 Evan: I like it!

"openssl enc" Converting Keys from Binary to PEM
This section provides a tutorial example on how to convert a private and public key pair stored in binary PKCS#8 format into PEM (Privacy Enhanced Mail) format with the 'openssl enc' command.
2018-01-20, 179👍, 2💬

💬 2018-01-20 Herong: Dan, Thanks for comment. The "-inform" and "-outform" options are definitely better options. This tutorial will be updated.

💬 2018-01-17 Dan Lukes: openssl dsa understands binary key's format as well. Just claim it using option '-inform DER'. Moreover, 'openssl dsa -inform DE...

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