UNSUPERVISED LEARNING.ZIP

Machine Learning Types and Programming Languages   updated at Nov 29, 2023   7,195   In the area of Machine Learning Technology, threre are three different types of Machine Learning. You should make decision which type you want to use if you are trying to implement something. In Supervised Learning, we are given the data sets and already k...

Complete Guide to Building a Machine Learning Model   created at Aug 11, 2026   242   1.Problem Definition & FramingBefore writing code or gathering data,the problem must be clearly articulated in business and technical terms:Define Objectives: Identify the core business problem and how a machine learning model will solve it.Determine the M...

The Future of Software Engineer - AI Engineering   updated at Nov 05, 2025   886   What is AI Engineering?AI Engineering is a multi-faceted discipline focused on building,deploying,and maintaining AI systems at scale in a reliable and efficient way.Think of it as taking AI models (like LLMs,image recognition systems,etc.) and turning the...

Challenge: One Code Problem Per Day   created at Oct 03, 2025   1,020   There's a CS program course where we have to solve one coding problem every day.This course is really exciting.When solving the problems,bugs can appear,and although it's rare,the problems themselves might be flawed,so we communicate our opinions openly an...

ChatGPT Reset command and Ignore the Previous Response feature to have a Solid Result   updated at May 16, 2024   7,631   The ChatGPT Reset Command is a feature that allows you to reset the conversation context and start fresh.This can be useful if you want to change the topic or start a new line of inquiry without any prior context influencing the conversation.Reset Command:...

ChatGPT Connectors makes the results Perfect as you expected   updated at May 10, 2024   7,488   Connectors are essential for structuring requests to ChatGPT in a clear,organized,and efficient manner.They facilitate natural language understanding and ensure that all aspects of your request are addressed,leading to more effective interactions with the ...

Difference between Java and Javascript   updated at Oct 03, 2024   7,547   Java and JavaScript are two distinct programming languages that serve different purposes and have different capabilities,despite the similarity in their names.Here's a comparison to highlight their differences:Origin and Purpose:Java: Developed by Sun Micr...

Java Servlet Example   created at Feb 19, 2024   7,086   Creating a quick servlet-based web application involves a few steps. You'll need to set up a development environment, create the necessary project structure, write servlet classes, configure the deployment descriptor (web.xml), and deploy the application t...

Creating a simple Java Servlet (Web Server Page) with Apache Maven on Microsoft Windows   created at Jan 28, 2024   7,138   STEP 1. Install OpenJDK 17https: / / learn.microsoft.com / en-us / java / openjdk / download#openjdk-17 → select microsoft-jdk-17.0.10-windows-x64.msi → Install STEP 2. Install Mavenhttps: / / maven.apache.org / → Download → apache-maven-3.9.6-bin.z...

Java Tutorials associated with AP Computer Science A   updated at Jun 15, 2024   7,539   As you set sail on your journey through AP Computer Science A,you're about to delve into the exciting world of Java programming.With a treasure trove of resources at your disposal,let's embark on a guided tour through the essentials of Java,equipping you w...

Java Inner Classes   updated at May 10, 2024   7,014   In Java,it is also possible to nest classes (a class within a class).The purpose of nested classes is to group classes that belong together,which makes your code more readable and maintainable.To access the inner class,create an object of the outer class,a...

Java Polymorphism   created at Jul 18, 2023   7,023   Polymorphism means "many forms", and it occurs when we have many classes that are related to each other by inheritance.Like we specified in the previous chapter; Inheritance lets us inherit attributes and methods from another class. Polymorphism uses those...

Java Inheritance (Subclass and Superclass)   updated at May 10, 2024   7,145   In Java,it is possible to inherit attributes and methods from one class to another.We group the "inheritance concept" into two categories::subclass (child) - the class that inherits from another class,superclass (parent) - the class being inherited from.To...

Java Packages   updated at May 10, 2024   7,139   Java Packages & API.A package in Java is used to group related classes.Think of it as a folder in a file directory.We use packages to avoid name conflicts,and to write a better maintainable code.Packages are divided into two categories::Built-in Packages (...

Java Classes and Objects   updated at May 10, 2024   7,045   Java is an object-oriented programming language.Everything in Java is associated with classes and objects,along with its attributes and methods.For example: in real life,a car is an object.The car has attributes,such as weight and color,and methods,such as...

Java Recursion   updated at May 10, 2024   7,171   Recursion is the technique of making a function call itself.This technique provides a way to break complicated problems down into simple problems which are easier to solve.Recursion may be a bit difficult to understand.The best way to figure out how it wor...

Java Scope   updated at May 10, 2024   7,059   In Java,variables are only accessible inside the region they are created.This is called scope.Method Scope.Variables declared directly inside a method are available anywhere in the method following the line of code in which they were declared:Block Scope.A...

Java Methods   updated at May 10, 2024   7,049   A method is a block of code which only runs when it is called.You can pass data,known as parameters,into a method.Methods are used to perform certain actions,and they are also known as functions.Why use methods? To reuse code: define the code once,and use ...

Java While Loop/Do While Loop/For Loop/For-Each Loop/Break/Continue   updated at May 13, 2024   7,775   Loops can execute a block of code as long as a specified condition is reached.Loops are handy because they save time,reduce errors,and they make code more readable.Java While Loop.The while loop loops through a block of code as long as a specified conditio...

Java Switch Statements   updated at May 15, 2024   7,356   Instead of writing many if.else statements,you can use the switch statement.The switch statement selects one of many code blocks to be executed:Syntax:This is how it works::The switch expression is evaluated once.The value of the expression is compared wit...

Java Short Hand If...Else (Ternary Operator)   updated at May 15, 2024   7,516   In the vast world of programming,efficiency is key.Every line of code counts,and developers constantly seek ways to streamline their scripts without compromising functionality.One such tool in the Java arsenal is the ternary operator,a concise alternative ...

Java If ... Else   updated at May 15, 2024   7,339   You already know that Java supports the usual logical conditions from mathematics::Less than: a < b,Less than or equal to: a b,Greater than or equal to: a >= b,Equal to a == b,Not Equal to: a != b.You can use these conditions to perform different actions f...

Java Math   updated at May 15, 2024   7,389   In the realm of Java programming,mathematics plays a pivotal role,empowering developers to perform a myriad of numerical operations with ease.At the heart of these capabilities lies the Java Math class,a treasure trove of methods designed to simplify compl...

Java Variables   updated at May 15, 2024   7,397   Variables are containers for storing data values.In Java,there are different types of variables,for example::String - stores text,such as "Hello".String values are surrounded by double quotes,int - stores integers (whole numbers),without decimals,such as 1...

Java Comments   updated at Sep 03, 2025   7,938   In Java programming,clarity and readability are paramount.As developers craft intricate algorithms and intricate logic,the need for comprehensive explanations becomes evident.Enter Java comments – a simple yet powerful tool for annotating code and enhanci...

The Print() Method   updated at May 10, 2024   7,123   Print Text.You learned from the previous chapter that you can use the println() method to output values or print text in Java:You can add as many println() methods as you want.Note that it will add a new line for each method:Double Quotes.When you are work...

Java Syntax   updated at May 15, 2024   7,391   In the vast landscape of programming languages,Java stands as a titan – revered for its versatility,reliability,and widespread usage.At the heart of Java lies its syntax,the rules and conventions that govern the structure and behavior of code.Let us embar...

Java Getting Started   updated at May 15, 2024   7,357   Some PCs might have Java already installed.To check if you have Java installed on a Windows PC,search in the start bar for Java or type the following in Command Prompt (cmd.exe):If Java is installed,you will see something like this (depending on version):I...

What is Java?   created at Jul 07, 2023   7,064   With a population of 151.6 million people, Java is the world's most populous island, home to approximately 56% of the Indonesian population.Some of you may curious why Java is the most famous in Indonesia, becaue many of the best known events in Indonesian...

Python Scope   updated at May 09, 2024   7,029   A variable is only available from inside the region it is created.This is called scope.Local Scope.A variable created inside a function belongs to the local scope of that function,and can only be used inside that function.Function Inside Function.As explai...

Python Polymorphism   updated at May 09, 2024   7,046   The word "polymorphism" means "many forms",and in programming it refers to methods / functions / operators with the same name that can be executed on many objects or classes.Function Polymorphism.An example of a Python function that can be used on differen...

Python Iterators   updated at May 09, 2024   7,067   An iterator is an object that contains a countable number of values.An iterator is an object that can be iterated upon,meaning that you can traverse through all the values.Technically,in Python,an iterator is an object which implements the iterator protoco...

Python Inheritance   updated at May 09, 2024   7,154   Inheritance allows us to define a class that inherits all the methods and properties from another class.Parent class is the class being inherited from,also called base class.Child class is the class that inherits from another class,also called derived clas...

Python Classes/Objects   updated at May 09, 2024   7,402   Python is object-oriented.In Python,most things are objects with properties and methods.Class is an object constructor or "blueprint" for creating objects.Create a Class.To create a class,use the keyword class: .Create Object.Now we can use the class named...

Python Arrays   updated at May 09, 2024   7,053   Arrays are used to store multiple values in one single variable: Access the Elements of an Array.You refer to an array element by referring to the index number. .The Length of an Array.Use the len() method to return the length of an array (the number of el...

Python Lambda   updated at May 09, 2024   7,073   A lambda function is a small anonymous function.A lambda function can take any number of arguments,but can only have one expression.Syntax.The expression is executed and the result is returned:Lambda functions can take any number of arguments:Summarize arg...

Python Functions   updated at May 09, 2024   7,033   A function is a block of code which only runs when it is called.You can pass data,known as parameters,into a function.A function can return data as a result.Creating a Function.In Python a function is defined using the def keyword: .Calling a Function.To c...

Python While Loops/For Loops   updated at May 09, 2024   7,443   The while Loop.With the while loop we can execute a set of statements as long as a condition is true.The while loop requires relevant variables to be ready,in this example we need to define an indexing variable,i,which we set to 1. .The break Statement.Wit...

Python Conditions and If statements   updated at May 09, 2024   7,100   Python supports the usual logical conditions from mathematics::Equals: a == b,Not Equals: a != b,Less than: a < b,Less than or equal to: a b,Greater than or equal to: a >= b.These conditions can be used in several ways,most commonly in "if statements" and ...

Python Dictionaries   updated at May 09, 2024   7,016   Dictionaries are used to store data values in key:value pairs.A dictionary is a collection which is ordered*,changeable and do not allow duplicates.Dictionaries are written with curly brackets,and have keys and values:Dictionary Items.Dictionary items are ...

Python Sets   updated at May 09, 2024   7,058   Sets are used to store multiple items in a single variable.Set is one of 4 built-in data types in Python used to store collections of data,the other 3 are List,Tuple,and Dictionary,all with different qualities and usage.A set is a collection which is unord...

Python Tuples   updated at May 09, 2024   7,130   Tuples are used to store multiple items in a single variable.Tuple is one of 4 built-in data types in Python used to store collections of data,the other 3 are List,Set,and Dictionary,all with different qualities and usage.A tuple is a collection which is o...

Python Lists   updated at May 10, 2024   7,291   Lists are used to store multiple items in a single variable.Lists are one of 4 built-in data types in Python used to store collections of data,the other 3 are Tuple,Set,and Dictionary,all with different qualities and usage.Lists are created using square br...

Python String Operations   updated at May 10, 2024   7,355   You can return a range of characters by using the slice syntax.Specify the start index and the end index,separated by a colon,to return a part of the string.Slice From the Start.By leaving out the start index,the range will start at the first character:Sli...

Python Data Types   updated at May 10, 2024   7,387   In programming,data type is an important concept.Variables can store data of different types,and different types can do different things.Python has the following data types built-in by default,in these categories:Text Type:str.Numeric Types:int,float,compl...

Python Variables   updated at May 10, 2024   7,341   Variables are containers for storing data values.Creating Variables.Python has no command for declaring a variable.A variable is created the moment you first assign a value to it.Variables do not need to be declared with any particular type,and can even ch...

Python Comments   updated at May 10, 2024   7,479   Comments can be used to explain Python code.Comments can be used to make the code more readable.Comments can be used to prevent execution when testing code.Creating a Comment.Comments starts with a #,and Python will ignore them:Comments can be placed at th...

Python Syntax   updated at May 10, 2024   7,371   Execute Python Syntax.As we learned in the previous page,Python syntax can be executed by writing directly in the Command Line:Or by creating a python file on the server,using the .py file extension,and running it in the Command Line:Python Indentation.Ind...

Python Getting Started   updated at May 10, 2024   7,401   Many PCs and Macs will have python already installed.To check if you have python installed on a Windows PC,search in the start bar for Python or run the following on the Command Line (cmd.exe):To check if you have python installed on a Linux or Mac,then on...

Python Introduction   created at Jun 12, 2023   7,069   Python is a popular programming language. It was created by Guido van Rossum, and released in 1991.It is used for:web development (server-side), software development, mathematics, system scripting. What can Python do?Python can be used on a server to creat...