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AboutAndroid - Application to Retrieve System Information
This chapter provides tutorial notes on AboutAndroid - An example application to retrieve system information. Topics include using java.lang.System class; displaying system properties and environment variables; using ScrollView and TextView classes; using android.os.Environment class.
2022-10-01, ∼515🔥, 0💬

Calling and Importing Classes Defined in Unnamed Packages
This chapter provides tutorial notes and example codes on localization methods and resource bundles. Topics include using java.text.SimpleDateFormat and java.text.DecimalFormat locale sensitive methods; using java.util.ResourceBundle class to define localization resource bundles; using java.util.Pro...
2022-10-01, ∼515🔥, 0💬

Installing Latest JDK on macOS
This section provides a tutorial example on how to download and install the latest version JDK, which includes some nice Java tools, on a macOS system.
2022-10-01, ∼515🔥, 0💬

What Is Swing
This section describes what is Java Swing - a JDK class package that implements a set of components for building graphical user interfaces (GUIs) and adding rich graphics functionality and interactivity to Java applications.
2022-10-01, ∼515🔥, 0💬

Fall-Through Behavior of "switch" Statements
This section provides a tutorial example that show the 'fall-through' behavior of 'switch' statements.
2022-10-01, ∼515🔥, 0💬

Archived: Using JavaBean without Import Element Error
This section describes the compilation error on a JSP page that uses a JavaBean without the 'page import' directive element to import the JavaBean class declared without package name.
2022-10-01, ∼515🔥, 0💬

.NET Intermediate Language Disassembler
This section provides a tutorial example on how to use the .NET Intermediate Language disassembler to open and disassemble a CLR based Portable Executable files.
2022-10-01, ∼515🔥, 0💬

Fetching Non-ASCII Text from MySQL
This section describes how to set character_set_results properly to retrieve non-ASCII character strings from MySQL server.
2022-10-01, ∼515🔥, 0💬

MySQL - Sending Non-ASCII Text to MySQL
This chapter provides tutorial notes on sending non-ASCII text data to MySQL. Topics include sending non-ASCII text data in SQL statements; changing MySQL character set settings to send Latin1, UTF-8, BGK, and Big5 characters.
2022-10-01, ∼515🔥, 0💬

Salted Key Generation Algorithm
A tutorial example is provided to confirm the Salted Key generation algorithm used by the OpenSSL 'enc -bf-ecb' command. The algorithm is using the MD5 hash function repeatedly on the given passphrase and the given salt to populate the secret key and the IV.
2022-10-01, ∼515🔥, 0💬

GC Log Message Examples of Serial Collector
This section provides an example of GC log messages generated from the Serial Collector.
2022-10-01, ∼515🔥, 0💬

Parallel Collector GC Log Message Format
This section describes the GC log message format of HotSpot JVM Parallel Collector.
2022-10-01, ∼515🔥, 0💬

Using Keychain Access as Certificate Manager
This section provides a quick introduction on Keychain Access as an certificate manager to store private keys and PKI certificates.
2022-10-01, ∼515🔥, 0💬

Date and Time Object and String Conversion
This chapter provides tutorial notes and example codes on date and time string format. Topics include using java.util.DateFormat.format() method to format date objects into text strings; using java.util.SimpleDateFormat.par se()method to parse date strings into objects.
2022-10-01, ∼514🔥, 0💬

Axis2GetExchangeRateClient.java - rpc/encoded Style
This section provides a tutorial example on how to invoke an RPC method based Web service using Axis2 RPCServiceClient class. Input parameters and return values are handled as Java data objects instead of OMElement objects.
2022-10-01, ∼514🔥, 0💬

Archived: Compilation Errors with JDK 1.4
This section describes the compilation error on a JSP page that tries to use the 'page import' directive element to import a JavaBean class declared without package name.
2022-10-01, ∼514🔥, 0💬

Creating a Visual C# 2010 Project
This section provides a tutorial example on how to create a Visual C# 2010 project for a console application.
2022-10-01, ∼514🔥, 0💬

Datatypes and Data Literals
This chapter provides tutorial notes on datatypes. Topics include introduction of 5 datatypes supported in SQL-92 and MySQL; binary representations of each datatype; data literals; literal evaluations.
2022-10-01, ∼514🔥, 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, ∼514🔥, 0💬

Running PHP Scripts
This section describes how to run PHP scripts in a command window in normal mode and in CGI mode.
2022-10-01, ∼514🔥, 0💬

KeyStore and Certificate Classes
This chapter provides tutorial notes and example codes on the 'keystore' class. Topics include the Certificate class, using the CertificateFactory class to read and write certificates; the KeyStore class; opening 'keystore' files to read and write certificates.
2022-10-01, ∼513🔥, 0💬

HexWriter.java - Converting Encoded Byte Sequences to Hex Values
This section provides a tutorial example on how to write a sample program, HexWriter.java, to convert encoded byte sequences to Hex values to help viewing encoded text files.
2022-10-01, ∼513🔥, 0💬

"Cannot Verify Server Identity" with Safari on iOS 10
This section provides a tutorial example on how to resolve the 'Cannot Verify Server Identity' error with Safari on iOS 10 iPhone.
2022-10-01, ∼513🔥, 0💬

Review My Root CA Certificate on macOS
This section provides a tutorial example on how to review my self-signed root CA and make it trusted on macOS using Keychain Access.
2022-10-01, ∼513🔥, 0💬

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