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Big5 到 Unicode 轉換 - 特殊符號
本章列出了大五碼 (big5) 特殊符號區的字元集和編碼,以及它們所對應的 Unicode 編碼。特殊符號共收錄字母和符號 408 個。
2024-03-29, ∼282🔥, 2💬

javax.swing.JTextField and Related Classes
This section describes the javax.swing.JTextField class, the javax.swing.text.PlainDocument class, and the javax.swing.event.DocumentList enerclass.
2023-11-29, ∼282🔥, 1💬

💬 2023-11-29 ZS: DSZA

Building a New DOM Document Object
This section provides a tutorial example on how to build a new DOM Document object and print it out as DOM Node tree.
2023-02-13, ∼282🔥, 1💬

💬 2023-02-13 Red: Thanks

PKCS#8 and X.509 Key Encoding Classes
This section describes 2 JDK classes: PKCS8EncodedKeySpec representing the PKCS#8 encoding standard and the X.509 encoding standard.
2022-10-05, ∼282🔥, 0💬

Comodo Free Personal Certificate
This chapter provides tutorial notes and example codes on Comodo free personal certificate. Topics include applying for a free personal certificate at Comodo; installing the personal certificate in Mozilla Firefox; backing up the personal certificate with the private key to a file; install the perso...
2022-10-01, ∼282🔥, 0💬

Array Data Type and Related Statements
This chapter provides tutorial examples and notes about array data type. Topics include what is an array; declaring fixed-size or dynamic-size arrays; ReDim, For ... Each, Erase statements; Variant() data type.
2022-10-01, ∼282🔥, 0💬

XML-to-JSON Conversion Tool at onlinexmltools.com
This section provides a tutorial example on how to use an online XML-to-JSON conversion tool at onlinexmltools.com. The output JSON document is good, only if input XML document contains well structured data.
2022-10-01, ∼282🔥, 0💬

Type Casting Example Program
This section provides a tutorial example on how to use up casting and down casting explicitly and implicitly.
2022-10-01, ∼282🔥, 0💬

Running the Garbage Collector Explicitly
This section provides a tutorial example on how to run the Garbage Collector explicitly by calling the gc() method on the Runtime instance.
2022-10-01, ∼282🔥, 0💬

The Rat - Chinese Zodiac Animal Sign
This section discuss about the Rat, the first Chinese zodiac animal sign.
2022-10-01, ∼282🔥, 0💬

1970 - UNIX Operating System Developed by AT&T Bell Labs
This chapter provides some history of UNIX operating system developed by a team of AT&amp;T Bell Labs employees, including Ken Thompson, Dennis Ritchie, Douglas McIlroy and Rudd Canaday.
2022-10-01, ∼282🔥, 0💬

Introduction of C# (C Sharp)
This chapter provides a quick introduction of C# (C Sharp) language. Topics include C# history; installing .NET Framework 1.0 SDK; writing the first C# program to print 'Hello world!'.
2022-10-01, ∼282🔥, 0💬

URL Encoding, URI Encoding, or Percent Encoding
This chapter provides notes and tutorials on URL encoding Topics include URL encoding; reserved characters; percent encoding; application/x-www-form-urlenco dedencoding; tutorial program examples in Java and PHP.
2022-10-01, ∼282🔥, 0💬

Performance Tuning and Optimization
This chapter provides tutorial notes on MySQL performance tuning and optimization. Topics include comparing INSERT statement execution time between CentOS 8 and macOS 10 computers; query profiling, performance impact of binary logging and InnoDB log buffer.
2022-10-01, ∼282🔥, 0💬

Set Subgroup Order to Higher Value
This section provides a tutorial example on how to set the subgroup order a value greater than the order of the entire group, like 2 times of the modulo, to ensure correct result of scalar multiplications.
2022-10-01, ∼282🔥, 0💬

Network Connection on CentOS
This chapter provides introductions and tutorial on network configuration and firewall on CentOS systems. Topics include introduction of Ethernet connection with auto DHCP configuration; 'ifconfig' to view current network configuration; 'firewalld' daemon and 'firewall-cmd' CLI as firewall frontend ...
2022-10-01, ∼282🔥, 0💬

"zip" and "unzip" - Create and Extract ZIP Files
This section provides a tutorial example on how to use 'zip' command to compress multiple file and sub-directories into a ZIP file and use 'unzip' command to extract files out of a ZIP file.
2022-10-01, ∼282🔥, 0💬

Bond Represenations in SMILES
This section provides a quick introduction on bond represenations in SMILES. Single, double, triple, and aromatic bonds are represented by the symbols -, =, #, and :, respectively.
2022-10-01, ∼282🔥, 0💬

RsaKeyEncryption.java for RSA Encryption Operation
This section provides a tutorial example on how to implement RSA encryption operation using the java.math.BigInteger class. The important part of the implementation is to determine the cleartext block size, ciphertext block size, and the padding of the last block.
2022-12-15, ∼281🔥, 1💬

View Objects and Layout Resource Files
This chapter provides tutorial notes on View objects and Layout resource files. Topics include the android.view.View base class; View, ViewGroup and layout objects; creating view objects in Java code; defining layouts in Layout Resource Files; identifying and referring layouts; Inserting view object...
2022-10-01, ∼281🔥, 0💬

What Is the Bourne Shell?
This section provides a quick introduction of the Bourne shell which is the default shell on the Android system, which is based on the Linux system, which is based on Unix system.
2022-10-01, ∼281🔥, 0💬

What Is Character Set
This section provides a quick introduction of some basic concepts like character set, coded character set, code point, character encoding.
2022-10-01, ∼281🔥, 0💬

Using Non-ASCII Characters as PHP Script String Literals
This chapter provides tutorial examples and notes about non-ASCII characters in PHP scripts. Topics include basic rules on using non-ASCII characters in PHP scripts as string literals; examples of using French characters with UTF-8 and ISO-8859-1 encodings; examples of using Chinese characters with ...
2022-10-01, ∼281🔥, 0💬

Getting Server Certificate Signed by CAcert.org
This section provides a tutorial example on how to submit a CSR (Certificate Signing Request) to CAcert.org to get a free server certificate.
2022-10-01, ∼281🔥, 0💬

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