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Labby

Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.

Hong Kong Joined on  https://labex.io/
CompTIA Security Labs: Mastering UFW Firewall, sed Stream Editing, and Port Auditing
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CompTIA Security Labs: Mastering UFW Firewall, sed Stream Editing, and Port Auditing

#comptia #linux #security #sysadmin
2 min read

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Java Character Validation: Using getNumericValue and isISOControl for Unicode Data Parsing
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Java Character Validation: Using getNumericValue and isISOControl for Unicode Data Parsing

#java #unicode #backend #parsing
3 min read
Master C++ Logic: From Maximum Value Logic to Linked List Serial Numbers
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Master C++ Logic: From Maximum Value Logic to Linked List Serial Numbers

#cpp #programming #algorithms #coding
2 min read
Java Logic Mastery: Leap Year, Voting Eligibility, and OOP Instance Validation
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Java Logic Mastery: Leap Year, Voting Eligibility, and OOP Instance Validation

#java #programming #logic #oop
2 min read
Write Basic MongoDB Queries: Your First MongoDB Lab for Data Sorting and Limiting
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Write Basic MongoDB Queries: Your First MongoDB Lab for Data Sorting and Limiting

#mongodb #nosql #database #backend
2 min read
Secure Your Infrastructure: Disk Analysis, fstab Mounts, and Connectivity Testing in Linux
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Labby for LabEx

Secure Your Infrastructure: Disk Analysis, fstab Mounts, and Connectivity Testing in Linux

#cybersecurity #linux #sysadmin #networking
2 min read
Mastering Scikit-Learn: From Linear Regression to SVM Iris Classification and Validation Curves
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Labby for LabEx

Mastering Scikit-Learn: From Linear Regression to SVM Iris Classification and Validation Curves

#scikitlearn #python #machinelearning #datascience
2 min read
Master Docker Lifecycle and Network with Compose: 5 Hands-on Data Management Labs
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Master Docker Lifecycle and Network with Compose: 5 Hands-on Data Management Labs

#docker #devops #containers #cloud
2 min read
Python Practice: Count Digits, Inner Functions, and Character Frequency Labs
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Python Practice: Count Digits, Inner Functions, and Character Frequency Labs

#python #coding #programming #tutorial
2 min read
Operation Quantum Leap: Mastering Git History and Log Management for the Time-Traveling Developer
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Labby for LabEx

Operation Quantum Leap: Mastering Git History and Log Management for the Time-Traveling Developer

#git #devops #versioncontrol #tutorial
2 min read
Java Logic Mastery: Build FizzBuzz, Prime Detectors, and Palindrome Checks
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Java Logic Mastery: Build FizzBuzz, Prime Detectors, and Palindrome Checks

#java #algorithms #coding #programming
2 min read
Mastering DevOps Fundamentals: Nano Editing, File Management, and Globbing Labs
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Mastering DevOps Fundamentals: Nano Editing, File Management, and Globbing Labs

#devops #linux #nano #sysadmin
2 min read
Securing Red Hat Enterprise Linux: Automating Firewall-CMD, Autofs, and Password Aging Policies
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Securing Red Hat Enterprise Linux: Automating Firewall-CMD, Autofs, and Password Aging Policies

#rhel #linux #sysadmin #security
2 min read
C Programming: Solve Real-World Math, Finance, and Monte Carlo Simulations
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C Programming: Solve Real-World Math, Finance, and Monte Carlo Simulations

#c #programming #math #finance
2 min read
Brute Force SSH and HTTP Services: Practical Hydra Exploitation Guide
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Brute Force SSH and HTTP Services: Practical Hydra Exploitation Guide

#hydra #cybersecurity #pentesting #security
2 min read
Build 4 Real-World JS Apps: From Node.js News APIs to Logic-Based Puzzle Games
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Build 4 Real-World JS Apps: From Node.js News APIs to Logic-Based Puzzle Games

#javascript #node #webdev #coding
1
3 min read
Mastering Python Functions, Modules, and OOP for Data Science Success
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Mastering Python Functions, Modules, and OOP for Data Science Success

#python #datascience #programming #coding
3 min read
Create MongoDB Collections and Manage NoSQL Data: A Practical Hands-On Guide
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Create MongoDB Collections and Manage NoSQL Data: A Practical Hands-On Guide

#mongodb #nosql #database #backend
1 min read
Build a Drag-and-Drop Interface and Dynamic Clock: 3 Essential Web Development Projects
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Build a Drag-and-Drop Interface and Dynamic Clock: 3 Essential Web Development Projects

#webdev #javascript #html #frontend
2 min read
Mastering Kali Linux: File Management, User Admin, and Networking Tools Guide
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Mastering Kali Linux: File Management, User Admin, and Networking Tools Guide

#kalilinux #cybersecurity #networking #linux
2 min read
Mastering NumPy Randomness and Einsum: Advanced Scientific Computing in Python
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Mastering NumPy Randomness and Einsum: Advanced Scientific Computing in Python

#numpy #python #datascience #einsum
2 min read
Matplotlib Data Storytelling: Customizing Line Plots and Image Histogram Statistics
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Matplotlib Data Storytelling: Customizing Line Plots and Image Histogram Statistics

#matplotlib #python #dataviz #numpy
2 min read
Automate CI/CD: Introduction to Jenkins Pipelines and Parameterized Freestyle Projects
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Automate CI/CD: Introduction to Jenkins Pipelines and Parameterized Freestyle Projects

#jenkins #devops #automation #cicd
2 min read
Build a Responsive Pet's House Website with Flexbox and CSS Grid Animations
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Build a Responsive Pet's House Website with Flexbox and CSS Grid Animations

#css #frontend #webdev #layout
2 min read
Java Mastery: Read XML, Substring Replacement, and Remove ArrayList Duplicates
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Java Mastery: Read XML, Substring Replacement, and Remove ArrayList Duplicates

#java #xml #arraylist #programming
2 min read
Python Performance & Logic: From Execution Timing to Class Inheritance
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Python Performance & Logic: From Execution Timing to Class Inheritance

#python #coding #oop #tutorial
3 min read
Build MongoDB User Profiles and Filter Collections: A Hands-on Query Guide
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Build MongoDB User Profiles and Filter Collections: A Hands-on Query Guide

#mongodb #nosql #database #backend
2 min read
Verify Redis Server Status and Master Pub/Sub Messaging with Hands-On Set Operations
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Verify Redis Server Status and Master Pub/Sub Messaging with Hands-On Set Operations

#redis #database #backend #nosql
2 min read
Build Interactive React Components and Responsive Navigation with Custom Hooks
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Build Interactive React Components and Responsive Navigation with Custom Hooks

#react #frontend #vite #javascript
2 min read
Master CSS Backgrounds, Selectors, and Margins: 3 Hands-on Layout Labs
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Master CSS Backgrounds, Selectors, and Margins: 3 Hands-on Layout Labs

#css #frontend #webdev #design
2 min read
Master Docker Build Image from Dockerfile: A Medieval to Space Station Adventure
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Master Docker Build Image from Dockerfile: A Medieval to Space Station Adventure

#docker #devops #containers #tutorial
3 min read
Building Resilient Embedded Apps: Working with Data and Constraint Management in SQLite
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Building Resilient Embedded Apps: Working with Data and Constraint Management in SQLite

#sqlite #database #embedded #sql
2 min read
Mastering Golang: Craft Personalized Greetings and Modular Math Packages
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Mastering Golang: Craft Personalized Greetings and Modular Math Packages

#go #backend #programming #tutorial
2 min read
Master Data Science Basics: 4 Python Labs for Strings, Sets, and NumPy Arrays
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Master Data Science Basics: 4 Python Labs for Strings, Sets, and NumPy Arrays

#python #datascience #numpy #coding
3 min read
Java Mastery: Rescue Princess with Conditional Execution and Student Score Ranking System
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Java Mastery: Rescue Princess with Conditional Execution and Student Score Ranking System

#java #programming #logic #data
2 min read
Automate Git Workflows: Installing Jenkins with Docker for CI/CD Pipelines
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Automate Git Workflows: Installing Jenkins with Docker for CI/CD Pipelines

#jenkins #docker #git #devops
2 min read
5 Python DevOps Skills: Mastering JSON Extraction, Error Handling, and CLI Tools
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5 Python DevOps Skills: Mastering JSON Extraction, Error Handling, and CLI Tools

#python #devops #automation #scripting
3 min read
Mastering Pandas: From Handling NaN and Duplicates to Advanced Sales Data Grouping
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Mastering Pandas: From Handling NaN and Duplicates to Advanced Sales Data Grouping

#pandas #python #data #analytics
3 min read
Master PostgreSQL on Kali Linux: From Basic Queries to Advanced CTEs
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Master PostgreSQL on Kali Linux: From Basic Queries to Advanced CTEs

#postgres #sql #database #kalilinux
2 min read
Building Resilient PostgreSQL Architectures: From Table Creation to Advanced Error Handling
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Building Resilient PostgreSQL Architectures: From Table Creation to Advanced Error Handling

#postgres #sql #database #backend
2 min read
5 Python DevOps Scripts: From Regex Extraction to Battle Report Automation
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5 Python DevOps Scripts: From Regex Extraction to Battle Report Automation

#python #devops #automation #scripting
3 min read
Mastering Matplotlib: Building Dynamic Bar Charts, Histograms, and Multi-Panel Subplots
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Mastering Matplotlib: Building Dynamic Bar Charts, Histograms, and Multi-Panel Subplots

#matplotlib #python #dataviz #datascience
2 min read
Build a React Colour Filter Application and Festive Wish List App
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Build a React Colour Filter Application and Festive Wish List App

#react #frontend #javascript #webdev
2 min read
Mastering Kubernetes: Hands-on with Run, Describe, Logs, and DaemonSets
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Mastering Kubernetes: Hands-on with Run, Describe, Logs, and DaemonSets

#kubernetes #devops #cloud #containers
2 min read
Web Development Logic: 5 Essential Challenges (Combinations, Subsequences, and BST Traversal)
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Web Development Logic: 5 Essential Challenges (Combinations, Subsequences, and BST Traversal)

#webdev #algorithms #python #datastructures
3 min read
4 scikit-learn Labs: Linear Regression, Digit Recognition, Credit Risk, and SVM Iris Classification
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4 scikit-learn Labs: Linear Regression, Digit Recognition, Credit Risk, and SVM Iris Classification

#scikitlearn #machinelearning #python #datascience
3 min read
Redis Hands-On: 5 Labs Covering Data Structures, Advanced Key Management, and HyperLogLog
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Redis Hands-On: 5 Labs Covering Data Structures, Advanced Key Management, and HyperLogLog

#redis #caching #hyperloglog #tutorial
1
3 min read
CompTIA Hands-On Labs: Digital Forensics Integrity, Docker Container Security, and Linux Endpoint Hardening
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CompTIA Hands-On Labs: Digital Forensics Integrity, Docker Container Security, and Linux Endpoint Hardening

#comptia #cybersecurity #linux #docker
2 min read
Linux Sysadmin Mastery: 5 Hands-On Labs for Process, SELinux, IP, Kernel Modules, and Git
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Linux Sysadmin Mastery: 5 Hands-On Labs for Process, SELinux, IP, Kernel Modules, and Git

#linux #sysadmin #devops #labs
3 min read
Kali Linux Lab Path: Master Nmap Scanning, OS Verification, and File Management Essentials
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Kali Linux Lab Path: Master Nmap Scanning, OS Verification, and File Management Essentials

#kalilinux #nmap #hacking #security
3 min read
Kubernetes Scheduling & Debugging: Taints, Port-Forward, and Annotate Practical Challenges
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Kubernetes Scheduling & Debugging: Taints, Port-Forward, and Annotate Practical Challenges

#kubernetes #scheduling #debugging #kubectl
2 min read
Redis Fundamentals: 4 Hands-On Labs on Persistence, Data Structures, and BLPOP
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Redis Fundamentals: 4 Hands-On Labs on Persistence, Data Structures, and BLPOP

#redis #persistence #datastructures #tutorial
3 min read
CSS Lab: Create Fixed Positioning Layout, Animated Social Buttons, and Perfect Rounded Corners
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CSS Lab: Create Fixed Positioning Layout, Animated Social Buttons, and Perfect Rounded Corners

#css #layout #animation #tutorial
2 min read
Golang String Fundamentals, Switch-Case, and Goto: 3 Essential Hands-On Labs
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Golang String Fundamentals, Switch-Case, and Goto: 3 Essential Hands-On Labs

#go #strings #controlflow #tutorial
2 min read
PostgreSQL DBA Path: Setup, Table Creation, and Database Maintenance Labs
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PostgreSQL DBA Path: Setup, Table Creation, and Database Maintenance Labs

#postgres #database #dba #tutorial
2 min read
CSS Projects: Grid Pet Showcase, Fan Hover Effects, and Responsive News Homepage Tutorial
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CSS Projects: Grid Pet Showcase, Fan Hover Effects, and Responsive News Homepage Tutorial

#css #cssgrid #webdev #animation
2 min read
Kubernetes Hands-On: PersistentVolumes, CronJobs, ConfigMaps, and Secure Kubeconfig Management Labs
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Kubernetes Hands-On: PersistentVolumes, CronJobs, ConfigMaps, and Secure Kubeconfig Management Labs

#kubernetes #k8s #devops #tutorial
2 min read
5 Hands-On Linux Labs: Master File System Paths, User Management, and Command Pipelines
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5 Hands-On Linux Labs: Master File System Paths, User Management, and Command Pipelines

#linux #commands #sysadmin #tutorial
3 min read
4 MySQL Labs: Automate Tasks with Event Scheduler, Master CTEs, and Pro Data Handling
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4 MySQL Labs: Automate Tasks with Event Scheduler, Master CTEs, and Pro Data Handling

#mysql #automation #ctes #database
2 min read
React Project Path: Build 5 Practical Apps (Notes, Theme Switcher, Custom Hooks) in 90 Minutes
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React Project Path: Build 5 Practical Apps (Notes, Theme Switcher, Custom Hooks) in 90 Minutes

#react #javascript #tutorial #webdev
3 min read
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