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Archived: One Account for All Ethereum Networks in 2018
This section describes one MetaMask account for the main Ethereum network and other test networks. This was only supported in older versions of MetaMask.
2022-10-01, 152🔥, 0💬

Garbage Collection Performance Test Program
This chapter provides tutorial notes and example codes on garbage collection performance test programs. Topics include throughput performance calculation; latency performance calculation; operating system interruptions; P99 (99th Percentile) performance; running JVM with highest priority.
2022-10-01, 152🔥, 0💬

Performance Tests on Parallel collector
This chapter provides tutorial notes and example codes on performance impact of Parallel collector, Topics include heap footprint; heap size impact; running minor GC only, running more major GC.
2022-10-01, 152🔥, 0💬

Install JDK (Java Development Kit) on macOS
This section provides a tutorial on how to download and install JDK (Java Development Kit) 13 from Oracel website on macOS.
2022-10-01, 152🔥, 0💬

"Siri" Processes - Voice Command Interpreter
This section describes 'Siri' process, which allows you to operates your Mac computer with voice commands interactively.
2022-10-01, 152🔥, 0💬

Review Private Key of My CA Certificate on macOS
This section provides a tutorial example on how to review my private and public key pair that was used in my self-signed root CA certificate on macOS using Keychain Access.
2022-10-01, 152🔥, 0💬

Issue New Certificate with My CA on macOS
This section provides a tutorial example on how to issue a new certificate from a CSR (Certificate Signing Request) with my private key and my root CA certificate on macOS using Keychain Access.
2022-10-01, 152🔥, 0💬

References
List of reference materials used in this book.
2022-10-01, 152🔥, 0💬

Manage User Groups
This section provides a tutorial example on how to manage user groups. Use 'groupadd' to add new groups. Use 'usermod -g' to change user's primary group. Use 'gpasswd -a' assign supplementary group membership.
2022-10-01, 152🔥, 0💬

Manage Packages in Conda Environment
This section provides tutorial examples on how to install specific versions of packages from different sources in Anaconda environments.
2022-10-01, 152🔥, 0💬

"with" Statement for Context Manager
This section provides a quick introduction of 'with' statement, which wraps a standard 'try' statement with a context manager object.
2022-10-01, 152🔥, 0💬

JDK (Java SE) Installation
This chapter provides tutorial notes on installing Java SE (JDK) on your own Windows system to allow to run sample JDBC Java programs. Topics include downloading and installing JDK on Windows, Linux and macOS system; compiling and executing Java programs; installing Java documentation.
2022-10-01, 152🔥, 0💬

Listing All Stored Procedures - getProcedures()
This section describes how to get a list of all stored procedures in the current database on the SQL Server through the DatabaseMetaData object.
2022-10-01, 152🔥, 0💬

"CREATE TABLE" Statements
This section describes how to create a table in the current database.
2022-10-01, 152🔥, 0💬

Retrieving BLOB Values with getBytes() Method
This section describes how to retrieve BLOB values with the ResultSet.getBytes() method.
2022-10-01, 152🔥, 0💬

MySQL - PreparedStatement
This chapter provides tutorial notes on JDBC PreparedStatement with MySQL JDBC Driver. Topics include creating PreparedStatement objects; setting PreparedStatement parameters; running PreparedStatement in batch mode; comparing PreparedStatement performance.
2022-10-01, 152🔥, 0💬

Creating Procedures with IN and OUT Parameters
This section describes how to create a procedure with IN and OUT parameters.
2022-10-01, 152🔥, 0💬

Overview of CLOB (Character Large Object)
This section describes what are CLOB (Character Large Object) data types and how to work with them.
2022-10-01, 152🔥, 0💬

Archived: mysqladmin - MySQL 5.0 Admin Tool
This section describes how to use MySQL admin tool to check server status and other admin tasks.
2022-10-01, 152🔥, 0💬

Migrate Old Scripts to New PHP Release
This section provides a tutorial example on how to migrate old PHP scripts to PHP new releases.
2022-10-01, 152🔥, 0💬

Installing "AboutAndroid" to LG-V905R Tablet
This section provides a tutorial example on how to install my 'AboutAndroid' application to my LG-V905R tablet. 'HelloAndroid' needs to be uninstalled first, because both applications share the same Java package name 'com.herongyang'.
2022-10-01, 151🔥, 0💬

Character Counter Program for Any Given Encoding
This section provides a tutorial example on how to write a simple program to count valid characters in a give encoding character set encoding.
2022-10-01, 151🔥, 0💬

Evaluating JavaScript Code with 'jrunscript' Interactively
This section provides a tutorial example on how to evaluate JavaScript codes with 'jrunscript' in interactive mode. Each line is evaluated as an expression. The value is printed on the screen.
2022-10-01, 151🔥, 0💬

The "Error" Object Type - Runtime Exceptions
This section provides a quick description and a tutorial example script on the 'Error' built-in object type, which is used to create 'Error' objects for runtime exception handling.
2022-10-01, 151🔥, 0💬

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