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Serial GC Tracing - Tenuring Threshold
This section provides a tutorial showing how Serial GC changes the tenuring threshold dynamically and promotes objects to 'tenured' generation earlier or later to Tenuring generation to meet the TargetSurvivorRatio setting.
2022-10-01, ∼311🔥, 0💬

Performance Tests on G1 collector
This chapter provides tutorial notes and example codes on performance impact of G1 collector, Topics include heap footprint; heap size impact; running Young GC only, running more Full GC and Old GC.
2022-10-01, ∼311🔥, 0💬

Order of Subgroup and Lagrange Theorem
This section describes Lagrange Theorem which states that the order of any subgroup in an finite Abelian group divides the order of the parent group.
2022-10-01, ∼311🔥, 0💬

Introduction to Linux Systems
This chapter provides introductions and tutorial on Linux operating systems. Topics include 'uname' to display operating system information; 'free' to display memory usages; 'who' to display logged-in users; 'w' to display commands running by logged-in users.
2022-10-01, ∼311🔥, 0💬

"pip/pip3" Python Package Manager
This section provides a tutorial example on how to use 'pip/pip3' command to install and manage Python packages.
2022-10-01, ∼311🔥, 0💬

Numeric Value Literals
This section provides descriptions on numeric value literals and a tutorial example on how to use them in JavaScript source code.
2022-10-01, ∼310🔥, 0💬

javadoc - The Java Document Generator
This chapter provides tutorial notes on 'javadoc', the Java document generator. Topics include list of 'javadoc' command options, running 'javadoc' command to generate API document for a single class, and a package of classes; using 'javadoc' command options to specify directories for source/class/d...
2022-10-01, ∼310🔥, 0💬

JDK (Java Development Kit)
This chapter provides tutorial JDK (Java Development Kit). Topics include introduction of JDK; downloading and installing JDK; creating and running a simple Java program.
2022-10-01, ∼310🔥, 0💬

XML File Syntax Rules
This section describes 6 syntax rules of an XML file. A valid and simple XML file is also provided.
2022-10-01, ∼310🔥, 0💬

What Is an Enum Type
This section describes 'enum' types, which are defined by 'enum' declaration statements. An 'enum' type is actually a special kind of class type.
2022-10-01, ∼310🔥, 0💬

Archived: Installing JRockit JVM 8.0
This section provides a tutorial example on how to download and install JRockit 8.0 on Windows systems.
2022-10-01, ∼310🔥, 0💬

Implementations of JVM Specification
This section provides a list of major implementations of the JVM Specification.
2022-10-01, ∼310🔥, 0💬

Non-ASCII Characters Support in JSP Pages
This chapter provides tutorial notes and example codes on non-ASCII characters support in JSP pages. Topics include processing steps of text in JSP pages; entering non-ASCII characters as Java Strings and as static text; entering non-ASCII characters in Unicode UTF-8 encoding.
2022-10-01, ∼310🔥, 0💬

XML Schema Language - Basics
This chapter provides notes and tutorial examples on XML Schema basics. Topics include writing schema XML documents, declaring root element, specifying element datatype, defining simple and complex datatypes.
2022-10-01, ∼310🔥, 0💬

LatLonListCityNames - Return Latitudes and Longitudes of US Cities
This chapter provides a quick introduction of the free Web service, LatLonListCityNames, returning a list of all cities of a given level with their latitude and longitude coordinates in United States. Topics include usage description of LatLonListCityNames; request message sample; response message s...
2022-10-01, ∼310🔥, 0💬

Adaptive Size Policy Changed Survivor Space
This section provides a tutorial on how Adaptive Size Policy used by the Parallel collector changed the survivor space in the Young generation.
2022-10-01, ∼310🔥, 0💬

Algebraic Description of Elliptic Curve Addition
This section provides an algebraic description of the problem of calculating the addition operation defined on an elliptic curve.
2022-10-01, ∼310🔥, 0💬

DLP And Trapdoor Function
This section exams the difficulty level of the Discrete Logarithm Problem (DLP) in several Abelian Group examples to see if them can be used to build trapdoor functions.
2022-10-01, ∼310🔥, 0💬

Install CentOS from Bootable USB
This section provides a tutorial example on how to install CentOS operating system from a CentOS bootable USB drive on a Lenovo computer.
2022-10-01, ∼310🔥, 0💬

"lsof" - List of Open Files
This section provides a tutorial example on how to use 'lsof' command to display network connections as open files
2022-10-01, ∼310🔥, 0💬

Variable Variable Name - Name Variables with Expressions
This section describes what is a variable variable name, storing the variable name in another variable, naming variables with expressions, using any expressions as variable names.
2022-10-01, ∼309🔥, 0💬

CPU Impact of Multi-Thread Applications
This chapter provides tutorial notes and example codes on CPU impact of multi-thread Java applications. Topics include CPU intensive thread test class, PrimeCalculator.java; CPU-Thread utilization of single-thread and multi-thread processes; maximum total productivity of multi-thread applications; t...
2022-10-01, ∼309🔥, 0💬

Multibyte String Functions in UTF-8 Encoding
This chapter provides tutorial notes on using PHP multibyte string functions on Chinese character strings. Topics include loading php_mbstring.dll module; setting multibyte string functions for UTF-8 encoding; counting number of Chinese characters with mb_strlen().
2022-10-01, ∼309🔥, 0💬

Bubble Sort - Performance
This section provides a tutorial on how to measure the performance of the Bubble Sort algorithm. My first Java implementation of Bubble Sort is performing at the O(N*N) order level.
2022-10-01, ∼309🔥, 0💬

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