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file_exists() and File Testing Functions
This section describes some built-in file testing functions. file_exists() allows you test if a directory or file exists or not. is_file() returns true if the given path is a file, not a directory.
2022-10-01, ∼358🔥, 0💬

Installing ActivePerl on Windows
This section provides a tutorial example on installing ActivePerl latest version on a Windows system.
2022-10-01, ∼358🔥, 0💬

Array References Work Like Arrays
This section provides a tutorial example on how to use an array reference like an array to access referenced array elements, to re-size the referenced array, and to pass the referenced array into functions.
2022-10-01, ∼358🔥, 0💬

References
List of reference materials used in this book.
2022-10-01, ∼358🔥, 0💬

Literals of Primitive Types
This section describes how to use literals to represent primitive data values in Java source code. Examples are: 911, 0x38fL, '\n', 3.14F, 1e137, 0x1p3, true, etc.
2022-10-01, ∼358🔥, 0💬

What Are Scripting Elements
This section describes what are scripting elements - code fragments in JSP pages written the default Java language. 3 types of scripting elements are supported in JSP 2.1: scriptlets, scripting expressions, and scripting declarations.
2022-10-01, ∼358🔥, 0💬

MySQL Program Option Files
This section provides a tutorial example on how find the default option files for MySQL programs. The default option file for MySQL programs is /etc/my.cnf for Linux and macOS computers
2022-10-01, ∼358🔥, 0💬

Serial GC Tracing - Tight Heap (Part 3)
This section provides part 3 of a tutorial on tracing how Serial GC works with a tight heap size.
2022-10-01, ∼358🔥, 0💬

Associativity of Elliptic Curve Operations
This section describes the associativity of the addition operation on an elliptic curve. P + (Q + S) = (P + Q) + S is true.
2022-10-01, ∼358🔥, 0💬

Scalar Multiplication or Exponentiation
This section describes what is Scalar Multiplication or Exponentiation in Abelian Groups. They are used represent the process of performing Abelian Group operations consecutively n times with the same element.
2022-10-01, ∼358🔥, 0💬

Installing Microsoft SQL Server Express Edition
This section describes how to download and install Microsoft SQL Server Express Edition.
2022-10-01, ∼358🔥, 0💬

Dump PHP/Apache Environment Information
This section provides a tutorial example on how to dump Apache/PHP environment information on CentOS Linux systems.
2022-10-01, ∼358🔥, 0💬

Types of Collections of Elements
This section describes different types of collections: set, list and map. Set stores elements with no positions nor keys. List stores elements with positions. Map stores elements with keys.
2022-10-01, ∼357🔥, 0💬

Chinese Characters in String Literals - GB2312 Encoding
This section provides a tutorial example on how enter and use Chinese characters PHP string literals using GB2312 encoding. The PHP script file should be stored in GB2312 format.
2022-10-01, ∼357🔥, 0💬

References
List of reference materials used in this Java tutorial book.
2022-10-01, ∼357🔥, 0💬

My First Servlet Page on CentOS
This section provides a tutorial example on how to create the first Servlet Java class to test the Servlet support of the Tomcat Web server on CentOS systems.
2022-10-01, ∼357🔥, 0💬

IEEE 754 Standards - "float" and "double" - Test
This section provides a tutorial example on how to convert a 'float' number into the IEEE 754 binary expression format.
2022-10-01, ∼357🔥, 0💬

PHP Built-In Implementation of Base64
This section provides a test program for the default PHP implementation of the Base64 encoding algorithm - base64_encode() and base64_decode() functions.
2022-10-01, ∼357🔥, 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, ∼357🔥, 0💬

Summary
This section provides a quick summary on inputting Chinese characters into MySQL database through Web forms.
2022-10-01, ∼357🔥, 0💬

Charge Represenations in SMILES
This section provides a quick introduction on charge represenations in SMILES. Positive/negative charges are represented by repeating '+'/'-' symbols or '+n'/'-n'.
2022-10-01, ∼357🔥, 0💬

Data Type - NoneType for Nothing
This section describes the NoneType data type, which only has a single object, the null object.
2022-10-01, ∼357🔥, 0💬

Showing Server Certificate in Apple Safari
This section provides a tutorial example on how to show server certificate when visiting an 'https' Website in Apple Safari.
2022-10-01, ∼356🔥, 0💬

Generate CSR (Certificate Signing Request) on macOS
This section provides a tutorial example on how to create a CSR (Certificate Signing Request) with auto-generated private/public key pair on macOS using Keychain Access.
2022-10-01, ∼356🔥, 0💬

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