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Selected Java Interview Questions
Selected Java Interview Questions
Jul 6, 2020 · Backend Development

Comprehensive Netty Tutorial for Beginners: Installation, Core Concepts, and a Simple String Transmission Example

This article provides a step‑by‑step Netty tutorial for Java beginners, covering framework basics, installation of JDK, Maven and IDEA, core Netty components, differences between BIO/NIO/AIO, practical usage scenarios, and complete client‑server code to transmit a simple string.

NettyNetwork programmingTutorial
0 likes · 19 min read
Comprehensive Netty Tutorial for Beginners: Installation, Core Concepts, and a Simple String Transmission Example
Python Crawling & Data Mining
Python Crawling & Data Mining
Jul 3, 2020 · Fundamentals

Unlock Python’s Power: A Practical Guide to Magic Methods

This article introduces Python’s magic methods, explains their purposes and usage, provides a comprehensive table of common dunder methods, and demonstrates practical examples—including object creation, attribute handling, container behavior, and context management—to help developers master these powerful language features.

Code ExamplesObject-OrientedPython
0 likes · 14 min read
Unlock Python’s Power: A Practical Guide to Magic Methods
Programmer DD
Programmer DD
Jun 21, 2020 · Backend Development

How to Build Your First IntelliJ IDEA Plugin: Step‑by‑Step Guide

This tutorial walks you through setting up the development environment, cloning the IDEA Community source, configuring the SDK, creating a simple plugin project, writing a custom action, registering it in plugin.xml, and running the plugin inside a new IDEA instance, all with clear code examples and screenshots.

IDEA PluginIntelliJPlugin Development
0 likes · 9 min read
How to Build Your First IntelliJ IDEA Plugin: Step‑by‑Step Guide
macrozheng
macrozheng
Jun 20, 2020 · Fundamentals

Master Git: Core Concepts, Data Model, and 12 Essential Commands

This guide explains Git’s origin, its snapshot‑based data model, and walks through twelve essential commands covering local operations, remote interactions, and branch management, while also providing visual diagrams and recommended learning resources for mastering version control.

GitTutorialVersion Control
0 likes · 12 min read
Master Git: Core Concepts, Data Model, and 12 Essential Commands
21CTO
21CTO
Jun 17, 2020 · Operations

Boost Your Linux Productivity with the Howdoi Command-Line Q&A Tool

This article introduces the howdoi tool—a lightweight command‑line Q&A utility that lets Linux users ask natural‑language questions and instantly receive concise command tutorials, installation steps, flag options, and example usages, all sourced from AskUbuntu.

LinuxShellTutorial
0 likes · 6 min read
Boost Your Linux Productivity with the Howdoi Command-Line Q&A Tool
ITPUB
ITPUB
Jun 17, 2020 · Operations

Get Instant Linux Command Answers with the howdoi CLI Tool

This guide explains how to install the howdoi command‑line utility, use its natural‑language queries to retrieve Linux command tutorials, and leverage options for multiple answers, verbose output, and custom queries, all with a few simple shell commands.

CLILinuxTutorial
0 likes · 7 min read
Get Instant Linux Command Answers with the howdoi CLI Tool
政采云技术
政采云技术
Jun 7, 2020 · Fundamentals

Git Exception Handling Checklist: Solutions for Common Issues

This article provides a concise, step‑by‑step checklist of common Git exceptions—including file recovery, branch deletion, commit amendment, branch renaming, commit rollback, merge reversal, and branch restoration—along with the exact commands and explanations needed to resolve each situation efficiently.

Exception HandlingTutorialcommand-line
0 likes · 13 min read
Git Exception Handling Checklist: Solutions for Common Issues
Laravel Tech Community
Laravel Tech Community
Jun 4, 2020 · Backend Development

Using Intervention Image Package in Laravel: Installation, Configuration, and Basic Usage

This article introduces the Laravel-specific Intervention Image package, explains how to install it via Composer, configure the driver (GD or Imagick), demonstrates basic image manipulation such as resizing, watermarking, and saving, and highlights additional features like uploading, caching, filtering, and dynamic processing.

Image ProcessingIntervention ImageTutorial
0 likes · 4 min read
Using Intervention Image Package in Laravel: Installation, Configuration, and Basic Usage
Laravel Tech Community
Laravel Tech Community
May 24, 2020 · Backend Development

Mastering PHP substr(): How to Extract Substrings Effectively

This article explains the PHP substr() function, detailing its signature, parameter behavior for positive and negative start and length values, return values, and provides multiple code examples demonstrating various edge cases and expected outputs.

BackendPHPString Manipulation
0 likes · 3 min read
Mastering PHP substr(): How to Extract Substrings Effectively
Laravel Tech Community
Laravel Tech Community
May 21, 2020 · Backend Development

Master PHP’s ucwords(): Capitalize Words with Simple Code

This article explains PHP’s ucwords() function, detailing its purpose of converting the first character of each word in a string to uppercase, describing required parameters, return values, and providing a clear code example that demonstrates its usage and output.

BackendString ManipulationTutorial
0 likes · 1 min read
Master PHP’s ucwords(): Capitalize Words with Simple Code
Big Data Technology Architecture
Big Data Technology Architecture
May 21, 2020 · Databases

Quick Start Guide: Running HBase with Docker

This tutorial demonstrates how to rapidly set up and use HBase inside a Docker container, covering Docker installation, image pulling, container execution, host configuration, accessing the HBase Web UI and shell, Zookeeper interaction, and a Java API example for beginners.

DockerHBaseTutorial
0 likes · 5 min read
Quick Start Guide: Running HBase with Docker
Node Underground
Node Underground
May 20, 2020 · Frontend Development

Build a Serverless React App with Midway FaaS: Step‑by‑Step Guide

This tutorial walks you through creating a React front‑end integrated with Midway FaaS, covering installation, project scaffolding, local development, and cloud deployment, while highlighting the benefits of a unified front‑end and serverless architecture.

Midway FaaSReactServerless
0 likes · 6 min read
Build a Serverless React App with Midway FaaS: Step‑by‑Step Guide
Python Crawling & Data Mining
Python Crawling & Data Mining
May 19, 2020 · Fundamentals

Master Pandas: From Import to Data Cleaning in One Comprehensive Guide

This tutorial walks through essential pandas operations—including importing modules, building a sample shopping dataset, reading and writing CSV files, inspecting data structures, and performing thorough data cleaning such as handling missing values, trimming spaces, case conversion, replacements, deletions, duplicate removal, type casting, and column renaming—complete with code snippets and visual results.

PythonTutorialdata analysis
0 likes · 10 min read
Master Pandas: From Import to Data Cleaning in One Comprehensive Guide
Architecture Digest
Architecture Digest
May 6, 2020 · Databases

Redis Cluster Introduction, Installation, and Manual/Automatic Setup Guide

This article provides a comprehensive tutorial on Redis Cluster, covering its architecture, data partitioning and redundancy, step‑by‑step instructions for downloading, compiling, and installing Redis on CentOS, as well as detailed procedures for manually or automatically creating a six‑node cluster with master‑slave replication and slot allocation.

ClusterInstallationLinux
0 likes · 20 min read
Redis Cluster Introduction, Installation, and Manual/Automatic Setup Guide
FunTester
FunTester
May 6, 2020 · Fundamentals

Understanding Shallow vs Deep Copy in Java ArrayList: Code Examples and Pitfalls

This article explains how Java's ArrayList.clone() creates a shallow copy that shares object references, demonstrates the resulting behavior with string and custom object lists, and shows how to implement a deep copy by manually cloning each element, complete with runnable code samples and console output.

ArrayListTutorialclone
0 likes · 7 min read
Understanding Shallow vs Deep Copy in Java ArrayList: Code Examples and Pitfalls
Aotu Lab
Aotu Lab
Apr 28, 2020 · Frontend Development

Build JD Mini‑Programs Quickly with Taro: A Step‑by‑Step Guide

This guide explains the background of JD mini‑programs, introduces the Taro multi‑platform framework, and provides detailed installation, project creation, build commands, debugging steps, and an example conversion to help developers efficiently create JD mini‑programs.

CLIJD Mini-ProgramMulti‑Platform Development
0 likes · 6 min read
Build JD Mini‑Programs Quickly with Taro: A Step‑by‑Step Guide
Java Backend Technology
Java Backend Technology
Apr 28, 2020 · Backend Development

Demystifying Tomcat: 7 Steps to Build a Simple Java Web Server

This article explains how Tomcat works as a servlet container, detailing the seven essential steps—from socket handling and request dispatch to request/response encapsulation, servlet base classes, implementations, configuration, and startup—so you can build a minimal Tomcat-like server yourself.

ServletTomcatTutorial
0 likes · 5 min read
Demystifying Tomcat: 7 Steps to Build a Simple Java Web Server
Laravel Tech Community
Laravel Tech Community
Apr 27, 2020 · Backend Development

Master Laravel Events: Quick Reference Cheat Sheet & Code Guide

This article provides a concise Laravel Event cheat sheet, explaining the EventServiceProvider $listen array, generation of listener classes, and the full set of Event facade methods for dispatching, listening, subscribing, and managing event lifecycles with ready-to-use code examples.

BackendEventLaravel
0 likes · 3 min read
Master Laravel Events: Quick Reference Cheat Sheet & Code Guide
FunTester
FunTester
Apr 23, 2020 · Backend Development

Interface Testing Video Series Overview

This article lists a series of tutorial videos on interface testing using the FunTester framework, covering topics from basic HTTP request handling to multithreaded performance testing, and announces upcoming content on Arthas and JMeter API.

API testingTutorial
0 likes · 2 min read
Interface Testing Video Series Overview
360 Tech Engineering
360 Tech Engineering
Apr 20, 2020 · Frontend Development

A 33‑Line JavaScript Implementation of a Minimal React‑like Library

London Python engineer Oliver Russell created a 33‑line JavaScript library that mimics React by generating a virtual DOM, diffing it against the previous version, and efficiently updating the real DOM, with examples including a ToDo app, tic‑tac‑toe, calendar picker and snake game.

MithrilReactTutorial
0 likes · 6 min read
A 33‑Line JavaScript Implementation of a Minimal React‑like Library
FunTester
FunTester
Apr 20, 2020 · Operations

Quick‑Start Guide to Arthas: Debugging Java Applications in Minutes

Learn how to install and launch Alibaba’s open‑source Arthas tool, explore its dashboard, run essential commands like thread and watch, and see a practical Java demo, all in a concise step‑by‑step tutorial that gets you debugging Java processes fast.

ArthasOperationsTutorial
0 likes · 3 min read
Quick‑Start Guide to Arthas: Debugging Java Applications in Minutes
vivo Internet Technology
vivo Internet Technology
Apr 15, 2020 · Frontend Development

How to Build Real Promise Chains: From Basics to Full Implementation

This article walks through the step‑by‑step creation of a JavaScript Promise implementation, explains why true chaining requires returning a new Promise from then, demonstrates mock asynchronous calls, and provides detailed code examples and execution logs to illustrate the complete chain behavior.

AsyncChainJavaScript
0 likes · 13 min read
How to Build Real Promise Chains: From Basics to Full Implementation
ITPUB
ITPUB
Mar 24, 2020 · Fundamentals

Master Matplotlib: From Installation to Advanced Plotting Techniques

This comprehensive Matplotlib tutorial walks you through installing the library, importing pyplot, creating basic and advanced plot types—including line, contour, histogram, bar, and stream plots—customizing fonts, axes, and labels, saving figures, and using subplots to compose multi‑panel visualizations, all with clear code examples.

Data visualizationMatplotlibPython
0 likes · 12 min read
Master Matplotlib: From Installation to Advanced Plotting Techniques
FunTester
FunTester
Mar 11, 2020 · Fundamentals

Step‑by‑Step Evolution of a Hello World Program from Java to Groovy

This tutorial demonstrates how a simple Java Hello World class can be progressively transformed into idiomatic Groovy code, covering eight evolution stages that introduce Groovy’s syntax shortcuts, GString interpolation, dynamic typing, and script‑style execution while preserving the original program logic.

GroovyHello WorldTutorial
0 likes · 8 min read
Step‑by‑Step Evolution of a Hello World Program from Java to Groovy
Liangxu Linux
Liangxu Linux
Mar 8, 2020 · Fundamentals

Master Over 70 Essential Git Commands and Tricks for Developers

This article compiles more than seventy practical Git commands and techniques, explains core concepts such as working directory, staging area, and commit IDs, and provides ready‑to‑use snippets for everyday version‑control tasks, all backed by the open‑source git‑tips and HelloGitHub projects.

GitRepositoryTutorial
0 likes · 20 min read
Master Over 70 Essential Git Commands and Tricks for Developers
MaGe Linux Operations
MaGe Linux Operations
Feb 18, 2020 · Fundamentals

10 Common Python Pitfalls and How to Avoid Them

This article walks through ten frequent Python gotchas—from mutable default arguments and for‑else usage to dictionary key hashing, proper if checks, lazy‑evaluation closures, path handling, eval quirks, while loop nuances, multiline strings, and requests encoding—providing clear explanations and corrected code examples.

Code ExamplesPitfallsTutorial
0 likes · 10 min read
10 Common Python Pitfalls and How to Avoid Them
Didi Tech
Didi Tech
Feb 18, 2020 · Frontend Development

Extending the Chameleon Cross‑Platform Framework to Quick Apps – Architecture, Implementation, and Deployment Guide

This guide explains how to extend the Chameleon cross‑platform framework to support Quick Apps by detailing the underlying architecture, required tooling such as mvvm‑cml‑loader and mvvmPack, configuration steps, runtime API mapping, sample code, integration process, and known limitations.

ChameleonFrameworkQuick App
0 likes · 19 min read
Extending the Chameleon Cross‑Platform Framework to Quick Apps – Architecture, Implementation, and Deployment Guide
Tencent Cloud Developer
Tencent Cloud Developer
Feb 6, 2020 · Cloud Native

Serverless Framework: From Installation to Deployment – Live Course Overview and Quick Start Guide

The joint online Serverless course, launched by the Serverless team, Tencent Cloud University and Cloud+ community, offers a February 6 live session with expert Chen Tao covering Serverless architecture and static‑site deployment, interactive Q&A, giveaways, and a concise four‑step guide to install, create, deploy, and invoke applications using the Serverless Framework.

CloudComputingCloudNativeDeployment
0 likes · 4 min read
Serverless Framework: From Installation to Deployment – Live Course Overview and Quick Start Guide
Java Captain
Java Captain
Feb 1, 2020 · Fundamentals

A Beginner's Guide to Regular Expressions: Basics, Advanced Features, and Practical Code Samples

This article provides a clear, step‑by‑step tutorial on regular expressions—covering fundamental metacharacters, quantifiers, grouping, alternation, character classes, assertions, capturing, back‑references, greedy vs. lazy matching, and includes runnable code snippets in Java and JavaScript for common validation tasks.

JavaScriptTutorialjava
0 likes · 20 min read
A Beginner's Guide to Regular Expressions: Basics, Advanced Features, and Practical Code Samples
Liangxu Linux
Liangxu Linux
Jan 25, 2020 · Fundamentals

Creative (and Crazy) Ways to Force‑Exit Vim

This article collects a variety of unconventional commands and tricks—from killing the Vim process to using Docker, timeout aliases, and even a playful Bash one‑liner—to force Vim to quit, while warning readers about the risks of such approaches.

BashLinuxTutorial
0 likes · 8 min read
Creative (and Crazy) Ways to Force‑Exit Vim
Python Crawling & Data Mining
Python Crawling & Data Mining
Jan 22, 2020 · Fundamentals

Why Use Python Virtual Environments? A Step‑by‑Step Guide

This article explains the purpose of Python virtual environments, highlights common issues caused by unmanaged third‑party packages, and provides a detailed, illustrated walkthrough for creating, activating, using, and deactivating a virtualenv to keep projects isolated and reproducible.

Tutorialdependency managementenvironment isolation
0 likes · 6 min read
Why Use Python Virtual Environments? A Step‑by‑Step Guide
ITPUB
ITPUB
Jan 21, 2020 · Fundamentals

Mastering Data Queries: Pandas vs SQL – A Step‑by‑Step Comparison

This tutorial walks data analysts through a side‑by‑side comparison of common data‑manipulation tasks using pandas in Python and SQL, covering everything from basic selects and filters to joins, aggregations, unions, ordering, case expressions, and data updates with clear code examples.

ComparisonTutorialdata analysis
0 likes · 15 min read
Mastering Data Queries: Pandas vs SQL – A Step‑by‑Step Comparison
Liangxu Linux
Liangxu Linux
Jan 9, 2020 · Operations

How to Install Offline C++ Man Pages on Linux

This guide walks you through downloading, extracting, and configuring C++ library man pages on a Linux system so that the standard "man" command can provide offline documentation for C++ functions and classes.

C++DocumentationSystem Administration
0 likes · 7 min read
How to Install Offline C++ Man Pages on Linux
ITPUB
ITPUB
Jan 9, 2020 · Fundamentals

Creative (and Extreme) Ways to Quit Vim: Commands, Scripts, and Docker Hacks

This guide collects a variety of unconventional methods—from simple kill commands and one‑liners to Docker container tricks and even humorous "power‑off" scripts—to force‑quit Vim, illustrating both practical shortcuts and tongue‑in‑cheek approaches for developers who struggle with the editor's exit commands.

DockerLinuxTutorial
0 likes · 7 min read
Creative (and Extreme) Ways to Quit Vim: Commands, Scripts, and Docker Hacks
AI Code to Success
AI Code to Success
Jan 8, 2020 · Mobile Development

Step-by-Step Guide to Building Your Own Android Hotfix Framework

This tutorial walks through the principles of Android hotfixing, explains class loaders, and provides a complete hands‑on implementation—including a buggy class, a custom Dex loader, patch creation, and runtime injection—so developers can quickly patch bugs without releasing a full app update.

AndroidDexClassLoaderHotfix
0 likes · 11 min read
Step-by-Step Guide to Building Your Own Android Hotfix Framework
Liangxu Linux
Liangxu Linux
Dec 26, 2019 · Frontend Development

How to Install and Configure Dillo for Fast Browsing on Raspberry Pi

This guide explains what Dillo lightweight browser is, its limitations, and provides step‑by‑step instructions for installing it on Debian‑based systems, adding Chinese fonts, and editing its configuration so the browser can correctly display Chinese characters on devices like the Raspberry Pi.

Chinese fontsDilloGTK+
0 likes · 4 min read
How to Install and Configure Dillo for Fast Browsing on Raspberry Pi
WecTeam
WecTeam
Dec 26, 2019 · Fundamentals

How to Build a Custom JSON Parser in JavaScript from Scratch

This article walks through creating a JSON parser in JavaScript, covering the JSON grammar, railroad and BNF diagrams, step‑by‑step implementation of object, array and value parsing, robust error handling, and suggestions for meaningful error messages.

Error HandlingJSONJavaScript
0 likes · 13 min read
How to Build a Custom JSON Parser in JavaScript from Scratch
FangDuoduo UEDC
FangDuoduo UEDC
Dec 13, 2019 · Fundamentals

Create a Festive Christmas-Themed QR Code: Step‑by‑Step Guide

This tutorial walks you through transforming a standard QR code into a holiday‑themed design by using an online QR editor and graphic software, covering image upload, advanced beautification, size adjustments, adding Christmas graphics, and testing for scan reliability.

Christmas designQR codeTutorial
0 likes · 3 min read
Create a Festive Christmas-Themed QR Code: Step‑by‑Step Guide
ITPUB
ITPUB
Dec 5, 2019 · Fundamentals

Master Python Lists: Essential Operations and Practical Examples

This tutorial introduces Python lists, explaining their characteristics, how to create them, and covering the most common operations such as indexing, slicing, concatenation, repetition, membership testing, built‑in functions, and list methods with clear code examples.

Data StructuresListPython
0 likes · 6 min read
Master Python Lists: Essential Operations and Practical Examples
ITPUB
ITPUB
Nov 21, 2019 · Fundamentals

Mastering Git: When to Use Merge vs Rebase in Real Projects

This tutorial walks through a practical Git scenario, comparing step‑by‑step merge and rebase workflows, illustrating each command with screenshots, and explaining when to choose each method to keep your repository history clean and conflict‑free.

GitTutorialVersion Control
0 likes · 8 min read
Mastering Git: When to Use Merge vs Rebase in Real Projects
Programmer DD
Programmer DD
Nov 20, 2019 · Fundamentals

Master Git Basics and IntelliJ IDEA Integration: A Step‑by‑Step Guide

This tutorial introduces Git as a distributed version control system, explains its core concepts, common commands, branching strategies, and provides detailed instructions for configuring and using Git within IntelliJ IDEA, including UI operations and command‑line shortcuts.

IntelliJ IDEATutorial
0 likes · 7 min read
Master Git Basics and IntelliJ IDEA Integration: A Step‑by‑Step Guide
Programmer DD
Programmer DD
Oct 31, 2019 · Backend Development

Master Java 8 Date & Time API: From LocalDate to ZonedDateTime

This article introduces Java 8's new date‑time API, explains the shortcomings of the old java.util.Date classes, and provides practical examples for using Instant, LocalDate, LocalTime, LocalDateTime, ZonedDateTime, Duration, Period and DateTimeFormatter in real projects.

APITutorialdatetime
0 likes · 11 min read
Master Java 8 Date & Time API: From LocalDate to ZonedDateTime
Tencent IMWeb Frontend Team
Tencent IMWeb Frontend Team
Oct 11, 2019 · Frontend Development

From Skeptic to Fan: How TypeScript Won Me Over

This comprehensive guide explains why TypeScript has surpassed JavaScript in popularity, introduces its core concepts, basic and advanced types, generics, interfaces, classes, and modules, and provides step‑by‑step instructions for integrating TypeScript into both frontend and Node.js projects.

GenericsInterfacesJavaScript
0 likes · 31 min read
From Skeptic to Fan: How TypeScript Won Me Over
Liangxu Linux
Liangxu Linux
Oct 5, 2019 · Operations

Record and Replay Linux Terminal Sessions with script & scriptreplay

Learn how to capture every command and its output in a Linux terminal using the script command, store it as a text session file, and later replay the exact sequence with scriptreplay, including useful options for teaching, auditing, and demonstrations.

Tutorialcommand-linescript
0 likes · 4 min read
Record and Replay Linux Terminal Sessions with script & scriptreplay
JD Tech Talk
JD Tech Talk
Sep 6, 2019 · Blockchain

Step‑by‑Step Guide to Quickly Deploy JD Chain Blockchain Environment

This guide explains how to quickly deploy a JD Chain blockchain environment by downloading the peer and gateway packages, configuring ports, initializing nodes, creating keys and ledgers, and launching management tools, providing step‑by‑step commands and screenshots for a complete setup.

BlockchainDeploymentJD Chain
0 likes · 7 min read
Step‑by‑Step Guide to Quickly Deploy JD Chain Blockchain Environment
Python Crawling & Data Mining
Python Crawling & Data Mining
Aug 28, 2019 · Fundamentals

25 Essential Pandas Tricks Every Data Scientist Should Know

This comprehensive tutorial by data‑science instructor Kevin Markham presents 25 practical pandas techniques—including data loading, cleaning, transformation, aggregation, visualization, and performance optimization—demonstrated with real‑world datasets such as drinks, movies, Titanic, Chipotle orders, UFO sightings, and stock prices.

Tutorialdata-analysisdataframe
0 likes · 16 min read
25 Essential Pandas Tricks Every Data Scientist Should Know
macrozheng
macrozheng
Aug 28, 2019 · Fundamentals

Master Git in IntelliJ IDEA: A Complete Step-by-Step Workflow

This guide walks you through setting up a remote Git repository, configuring IntelliJ IDEA’s Git integration, cloning a project, initializing and committing code, pushing changes, pulling updates, managing branches, handling merge conflicts, and reviewing commit history, all illustrated with clear screenshots.

GitIntelliJ IDEAMerge Conflicts
0 likes · 7 min read
Master Git in IntelliJ IDEA: A Complete Step-by-Step Workflow
FunTester
FunTester
Aug 21, 2019 · Fundamentals

Tutorial: Installing and Using Plotly with Python 2.7 on macOS

This guide walks through installing Plotly via pip, setting up a Plotly account and credentials, configuring privacy options, and provides complete Python 2.7 code examples to generate and display interactive charts on macOS.

PythonTutorialmacOS
0 likes · 5 min read
Tutorial: Installing and Using Plotly with Python 2.7 on macOS
DevOps Cloud Academy
DevOps Cloud Academy
Aug 1, 2019 · Fundamentals

Python Basic Data Types: Strings, Numbers, Lists, Tuples, and Dictionaries with Examples

This article introduces Python’s fundamental data types—including strings, numbers, lists, tuples, and dictionaries—explaining their characteristics, common operations, built‑in methods, and providing clear code examples for each concept; it also covers escape sequences, slicing, concatenation, formatting, and basic arithmetic operators, helping beginners grasp essential Python programming constructs.

Data TypesListPython
0 likes · 11 min read
Python Basic Data Types: Strings, Numbers, Lists, Tuples, and Dictionaries with Examples
DevOps Cloud Academy
DevOps Cloud Academy
Jul 31, 2019 · Fundamentals

Python Basic Data Types and Operations Tutorial

This tutorial introduces Python's fundamental data types—including strings, numbers, lists, tuples, and dictionaries—explains their characteristics, common built‑in functions, and demonstrates practical code examples for manipulation, formatting, and conversion.

Data TypesDictionariesLists
0 likes · 11 min read
Python Basic Data Types and Operations Tutorial
Programmer DD
Programmer DD
Jul 16, 2019 · Operations

13 Fun Linux Terminal Commands to Wow Your Friends

This guide introduces thirteen entertaining Linux command‑line utilities—including sl, fortune, cowsay, cmatrix, figlet, oneko, and more—providing installation steps, usage examples, options, and visual illustrations so you can add playful effects to your terminal sessions.

Fun CommandsLinuxTutorial
0 likes · 8 min read
13 Fun Linux Terminal Commands to Wow Your Friends