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Classes and Instances
This chapter provides introductions and tutorial examples about classes and instances. Topics include introduction of class, instance, attribute and method; using 'class' statement; using __init__() method; differences between class attributes and instance attributes.
2022-10-01, ∼432🔥, 0💬

Closing ResultSet Objects - res.close()
This section describes how to close ResultSet objects with the res.close() method.
2022-10-01, ∼432🔥, 0💬

DatagramServer.java - A Datagram Server Application
This section provides a tutorial example on how to write a network application, DatagramServer.java, that creates a datagram server socket and listens for incoming packets.
2022-10-01, ∼431🔥, 0💬

Creating and Managing Sessions in PHP Scripts
This chapter provides tutorial examples and notes about session. Topics include understanding of the session concept; writing scripts to create and use a session; storing data in the current session; managing session IDs as cookies and URL transparent parameters.
2022-10-01, ∼431🔥, 0💬

References
List of reference materials used in this book.
2022-10-01, ∼431🔥, 0💬

Storing Personal Certificate with Its Keys
This section provides a tutorial example on how to merge a personal certificate with its private-public key pair in a KeyStore file, which needs to be converted in a PKCS12 file, because most PKI applications can only import PKCS12 files.
2022-10-01, ∼431🔥, 0💬

Prototype-Based Programming Features in JavaScript
This section provides a list of some prototype-based programming features in JavaScript, like constructor function, prototype object, object properties and methods.
2022-10-01, ∼431🔥, 0💬

The "Math" Object Type - The Math Container
This section provides a quick description and a tutorial example script on the 'Math' built-in object type. There is only one default 'Math' object called 'Math' that holds all math properties and functions.
2022-10-01, ∼431🔥, 0💬

wsdlx:safe="true|false" Operation Safety
This section describes the operation safety flag added to operations. The safety flag wsdlx:safe='true|false' is provided as part of WSDL 2.0 Extension language.
2022-10-01, ∼431🔥, 0💬

"Folder" Objects Representing File Folders
This section describes Folder object and its properties and methods. A tutorial example is provided on how to list all properties of a file folder.
2022-10-01, ∼431🔥, 0💬

exec() - Executing Operating System Commands
This section provides a tutorial example on how to calculate memory usage of a large array.
2022-10-01, ∼431🔥, 0💬

ClassChecker.java - Reports Class Loader
This section provides a tutorial example, ClassChecker.java, which reports the class loader by the JVM to load a given class.
2022-10-01, ∼431🔥, 0💬

GetAirportInformationByCountry - Usage Description
This section describes the free Web service GetAirportInformationByCountry provided by WebserviceX.NET. GetAirportInformationByCountry allows you to retrieve airport codes and other information of all airports for a given country or territory.
2022-10-01, ∼431🔥, 0💬

NDFDgen - Request Message Sample
This section provides a request message sample of NDFDgen Web service.
2022-10-01, ∼431🔥, 0💬

Archived: 640/400/40MB Test on JRockit 28.2
This section provides a tutorial example on running GCTest2.java on JRockit 28.2.7 with 640MB memory limit and a 400MB base plus 40MB fluctuating memory usage with object size of 1.25MB.
2022-10-01, ∼431🔥, 0💬

Cron Daemon, Table and Jobs
This section describes what is cron daemon and its related cron tables/jobs.
2022-10-01, ∼431🔥, 0💬

NumPy - Python Library for Matrix operations
This section provides a tutorial example on how to install Python 3 NumPy library on macOS computers. NumPy is widely used by Python users for matrix operations required in neural network models.
2022-10-01, ∼431🔥, 0💬

"=" Statement - Assignment Statement
This section provides a quick introduction of '=' (assignment) statement, which is a simple statement that assigns objects to reference targets.
2022-10-01, ∼431🔥, 0💬

Files Used in PHP "include" Statements
This section provides a tutorial example on how to the PHP engine search for files given in the 'include' statements.
2022-10-01, ∼431🔥, 0💬

Developing Applications with Android API Level 7
This section describes why 'AboutAndroid' fails to run on Android 2.2.2 phone. The getObbDir() method is supported only on Android 2.3.4 (API Level 10) and higher. To run on 99% of existing Android devices, you need to develop the application with API Level 7.
2022-10-01, ∼430🔥, 0💬

DOMValidator.java - XML DTD Validation with DOM
This section provides a tutorial example on how to write a DTD validator using DOM classes in JDK. The validator can validate an XML file against the specified DTD statements.
2022-10-01, ∼430🔥, 0💬

Unicode 7.0 Character Samples
Some samples of characters added in Unicode 7.0 are provided here for the purpose of demonstration or performing browser testing.
2022-10-01, ∼430🔥, 0💬

Transmitting Non-ASCII Characters with Database
This section describes some basic settings and rules on how to transmit non-ASCII characters from PHP scripts to MySQL database server, and from MySQL database server back to PHP scripts.
2022-10-01, ∼430🔥, 0💬

"jimage info|list" - Listing JIMAGE Entries
This section provides a tutorial example on how to use 'jimage info|list' commands to view JIMAGE file info and list IMAGE entries.
2022-10-01, ∼430🔥, 0💬

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