This comprehensive guide explains Kafka’s architecture, core APIs, topics and partitions, deployment steps, multi‑broker clustering, and practical use cases such as messaging, log aggregation, stream processing, and data import/export with Kafka Connect, providing a hands‑on tutorial for developers and engineers.
This tutorial walks you through downloading PHP 8.4, installing required libraries, compiling and installing the interpreter, configuring php.ini and PHP‑FPM, setting up a systemd service, then adding Composer, Webman and ThinkPHP frameworks, and finally configuring Nginx to serve the applications.
This tutorial walks you through downloading the Nginx RPM, locating its directories, checking service status, verifying configuration syntax, and using systemctl or service commands to start, stop, reload, or restart Nginx on a CentOS 7 server.
This guide walks you through adding the required repositories, installing or uninstalling PHP 8.4 via WLNMP, configuring its files and disabled functions, managing the service with SysV or systemd, and upgrading or querying the installation on various Linux distributions.
This guide explains how to add Ondřej Surý's repository, install PHP 8.4 alongside existing versions, handle deprecated features, configure web‑server integration, manage extensions, verify the installation, and safely remove older PHP packages on Ubuntu or Debian systems.
This article introduces the open‑source Tabby terminal emulator, explains how to download the appropriate installer for Windows, macOS, or Linux, and provides step‑by‑step instructions for creating SSH connections and using the built‑in SFTP feature to transfer files between local and remote machines.
This tutorial walks you through installing Erlang, downloading the RabbitMQ server, starting it in detached mode, verifying its status, and troubleshooting common TCP‑listener errors on CentOS systems, providing all necessary commands and configuration details.
This guide introduces the Mazer admin dashboard template built with Bootstrap 5, explains how to install it via direct download or repository cloning, shows dependency installation and local development commands, demonstrates Docker image building, and provides an overview of its UI components with screenshots.
JSON Hero is a lightweight, UI‑driven JSON tool that offers multiple viewing modes, easy local installation, direct online use, content previews, searchable tree structures, and shareable links, making JSON handling faster and more intuitive for developers.
This guide walks through installing LuaJIT, ngx_devel_kit, and lua-nginx-module, compiling Nginx with Lua support, fixing common libluajit errors, optionally installing OpenResty, and configuring the ngx_lua_waf module to protect web applications.
This article introduces Playwright‑Python, a powerful cross‑platform browser automation library, explains how to install it with pip, describes its support for Chromium, Firefox and WebKit, and shows how to use the codegen command to record actions and generate scripts with various options.
This guide explains how to install the webman-coroutine plugin, set up the Swow extension, configure Webman for coroutine event loops, and use utility classes such as Pool, Channel, and WaitGroup to build a dynamic Redis connection pool with example code and test results.
This guide walks through downloading the Nginx source package, extracting it, compiling and installing it to a custom directory, configuring a systemd service unit, and finally starting and verifying the server on a Linux system.
This guide shows how to install PHP (8.0‑8.3) and Composer in a single step on Linux or macOS, explains the features of the static binaries, provides verification commands, and details manual installation for Windows with a full list of supported extensions.
This guide provides step‑by‑step instructions for installing the Allure test reporting tool on Windows, macOS, and Linux, covering Java setup, environment variables, verification commands, important considerations, and how to generate and view test reports.
This article introduces RabbitMQ, explains its core features and messaging model, discusses why to use it for asynchronous, decoupled, and throttled processing, and provides step‑by‑step installation instructions for macOS, Windows, and CentOS along with Java code examples for configuring and using delayed messages via the rabbitmq_delayed_message_exchange plugin.
This article provides a detailed list of 51 video tutorials covering Oracle database download, installation, basic SQL operations, DML/DQL commands, PL/SQL programming, advanced features, and related database administration topics, offering a complete learning path for Oracle practitioners.
This tutorial explains what Swow is, walks through installing Workerman 5.0 and the Swow extension via Composer, shows how to run the Swow builder, configure Webman to use Swow's event loop, and demonstrates basic coroutine usage and debugging in PHP.
This guide walks you through installing Erlang, downloading and building RabbitMQ 3.0.4 from source on a Linux system, verifying the installations, starting the server in detached mode, checking its status, and troubleshooting common port‑conflict issues on CentOS 6.
This guide walks you through installing Erlang, downloading and extracting RabbitMQ 3.0.4, starting the server in detached mode, verifying its status, and troubleshooting common port‑conflict errors on CentOS 6, with complete command‑line examples.
This guide provides a step‑by‑step tutorial for installing MiniKube on RHEL 8, covering system updates, required dependencies, Docker and kubectl installation, MiniKube binary setup, cluster startup, verification, and optional add‑ons, ensuring a functional local Kubernetes environment.
This guide explains the MariaDB MaxScale NoSQL protocol module, its key features, typical use cases, step‑by‑step installation, configuration, and how to perform MongoDB‑compatible operations that are transparently stored in MySQL/MariaDB.
This guide walks through the step‑by‑step process of downloading, compiling, and enabling the MongoDB extension for PHP on a Linux server, covering both online and offline installation methods and how to verify the extension is loaded successfully.
This guide walks through installing LuaJIT, ngx_devel_kit, lua-nginx-module, compiling Nginx with Lua support, troubleshooting common errors, and adding a Lua-based Web Application Firewall (WAF) on an OpenResty platform.
This article provides a step‑by‑step tutorial on what Grafana is, its common monitoring scenarios, how to install it on Linux, Windows, macOS or via Docker, configure data sources such as Prometheus, and create or import dashboards for system and business metric visualization.
This guide walks you through setting up RabbitMQ on a CentOS 7 system—including required Erlang installation, RPM package deployment, service enablement, management plugin activation, user and permission handling, MQTT plugin enablement, and an overview of the web UI metrics for monitoring queues, exchanges, connections, and more.
This guide explains how to install the traceroute network diagnostic tool on various Linux distributions, shows the basic command syntax and common usage examples, and details both standard and advanced options for customizing trace routes, while highlighting important precautions.
RabbitMQ is a lightweight, open‑source AMQP broker offering reliable, flexible routing, clustering, and multi‑protocol support; it can be installed via Homebrew, Windows installers, or source on CentOS, and, using the rabbitmq_delayed_message_exchange plugin, Spring Boot applications can configure custom exchanges, queues, and send delayed messages with an x‑delay header.
This tutorial walks you through downloading the openEuler ISO, setting up a VMware Workstation virtual machine, performing a custom installation with manual partitioning, configuring network settings, installing essential tools, and verifying the system after migration from CentOS.
This article walks through downloading the leaked Windows 11 24H2 LTSC image, its reduced size, detailed installation methods (USB‑PE, dual‑boot, VM), language configuration, system settings, and final performance observations, highlighting its lightweight, ad‑free nature and suitability for modern CPUs.
This guide walks you through preparing your Linux server, downloading and installing Containerd with its dependencies, configuring system settings, setting up systemd services, verifying the installation, pulling images, and applying security and performance best practices for production environments.
A Japanese PHP developer released an open‑source project that simulates a simple operating system in PHP, currently limited to printing "Hello World!", and provides step‑by‑step instructions for installing the required PHP version and running the demo on macOS.
This guide introduces Gogs, a Go‑based open‑source Git server, outlines its key features, and provides step‑by‑step instructions for downloading the binary, extracting it, launching the service, and verifying a successful installation across multiple platforms.
This article introduces RedisInsight, outlines its key features, provides step‑by‑step instructions for installing it on Linux and via Kubernetes—including environment variable configuration and service deployment—and demonstrates basic usage through screenshots of its GUI.
This guide explains RabbitMQ's core concepts, architecture, installation via 1Panel, configuration of the Webman RabbitMQ plugin, and demonstrates how to set up producers and consumers with code examples for reliable message handling.
This guide walks through installing Ansible via source, git or RPM, configuring its environment and SSH trust, adding hosts to the inventory, and testing connectivity with ping, providing essential commands and examples for effective automation on CentOS systems.
This article explains why InfluxDB stands out among time‑series databases by covering its performance, storage model, use cases, comparison with relational databases, line protocol fundamentals, Docker installation steps, and PHP client integration, providing a practical guide for developers.
This guide explains why developers still need virtual machines, the high cost of VMware, the recent release of a free personal version, and provides a detailed step‑by‑step process—including registration, download links, and installation instructions—to get VMware Fusion or Workstation up and running on macOS or Windows.
RediSearch is a Redis module that adds full‑text search, secondary indexing and powerful query capabilities, offering detailed feature lists, performance benchmarks against Elasticsearch, step‑by‑step installation methods, and comprehensive command‑line examples for creating, querying, and managing indexes.
This guide walks through installing KubeSphere on Ubuntu, configuring mirrors, troubleshooting common errors, setting up multi‑tenant hierarchies, creating workspaces, projects and DevOps pipelines, configuring application routing, TLS, S2I builds, and integrating Jenkinsfile‑out‑of‑SCM pipelines for continuous delivery.
This guide explains how to install the Layui-Vue component library for Vue 3, configure it in a main.ts file, create a basic layout template, and highlights the latest release notes including new events, bug fixes, and style optimizations.
This article provides a thorough Sublime Text tutorial covering its background, installation steps, environment variable setup, Package Control installation, customization of settings, themes, color schemes, editing shortcuts, navigation features, and additional tips for efficient code editing across platforms.
This guide walks you through downloading the appropriate Tabby installer, configuring SSH profiles, establishing remote terminal sessions, and using the built‑in SFTP file transfer features, while highlighting key settings and customization options for a smoother workflow.
RediSearch, a Redis module providing full-text search and secondary indexing, is introduced with its features, performance comparisons against Elasticsearch, benchmark results for index building and query throughput, detailed installation methods, and extensive command examples for creating, querying, updating, and managing indexes.
This step‑by‑step guide shows how to install Zephir, set up its parser, configure the environment, create a simple extension skeleton, add a class, compile the extension, and verify it works within PHP.
This article explains what Kafka is, outlines the prerequisites, provides detailed Linux installation steps, configuration tweaks, startup commands, testing procedures, and troubleshooting tips, enabling readers to set up a functional Kafka cluster and produce‑consume messages.
This guide explains why Redis Labs changed its license, introduces the community‑driven Valkey fork, provides step‑by‑step commands to download, compile, install, configure as a systemd service, test with clients, and benchmark performance against Redis.
This article introduces RediSearch, a Redis module for full‑text search, outlines its extensive feature set, compares its indexing and query performance with Elasticsearch, and provides detailed installation steps and command‑line examples for creating, querying, updating, and managing indexes.
Lua is a lightweight, high-performance scripting language supporting multiple paradigms, widely used in game development, embedded systems, and web servers; this guide explains its core characteristics, typical applications, and provides step-by-step instructions for downloading, compiling, and configuring Lua on a Linux system.
This article introduces Tabby, a popular open‑source cross‑platform terminal emulator, outlines its key features, provides step‑by‑step instructions for downloading the appropriate installer, configuring SSH connections, using the integrated SFTP file transfer, and customizing the terminal appearance.
This guide explains what a Rust REPL is, how to install the evcxr_repl tool using Rustup and Cargo, and demonstrates running the REPL, experimenting with variable declarations, external crates, data types, and error handling, while noting its limitations for larger projects.
This guide introduces Tadmin, a lightweight, non‑intrusive admin framework built on ThinkPHP, and provides step‑by‑step instructions for installing it via Composer, registering the service, running initialization and migrations, accessing the admin panel, and locating demo and support resources.
This article introduces Vue as a progressive JavaScript framework, explains its core features such as reactive data binding, component‑based development, and virtual DOM, and walks through installation methods, a simple counter example, and a brief comparison with React and Angular.
This guide explains what LuaRocks is, shows step‑by‑step commands to compile and install it with OpenResty, details configuration flags, resolves a common unzip error, and demonstrates installing and using the rapidjson Lua package.
This tutorial explains how to install the open‑source 1Panel server management panel on a Linux host, configure Docker and firewall settings, and then use Docker to pull, configure, and run the webman‑admin container, providing full URLs, commands, and troubleshooting tips.
This guide walks you through setting up the Java environment, downloading Apache RocketMQ 5.1.4, installing its NameServer, Broker, and optional Proxy components on an Ubuntu 20.04 cloud instance, and configuring both local and cluster deployment modes with optional visual dashboard tools.
This guide walks you through downloading and installing Python on Windows, configuring pip and its mirrors, installing PyCharm (both Community and Professional editions), and creating and executing a simple Python script within the IDE, providing step‑by‑step screenshots and command examples.
This guide explains what the Windows Long‑Term Servicing Channel (LTSC) is, lists the available LTSC versions, and provides step‑by‑step instructions, screenshots, and download links for installing the Windows 11 LTSC Insider Preview Build 25941 in a virtual machine, including how to skip the Microsoft account and activate the system.
This article provides a comprehensive tutorial on installing RedisInsight, configuring its environment variables, running it as a service or in Kubernetes, and using its GUI features to monitor and manage Redis instances, complete with code examples and deployment YAML.
This article explains what Rancher is, how to check system and software versions, and provides a detailed step‑by‑step guide to install Docker, pull the Rancher image, run the container with proper parameters, and configure access, clusters, alerts, and custom settings.
This guide introduces RedisInsight, outlines its key features, provides step‑by‑step installation on a physical server and via Kubernetes, explains environment configuration and startup, and demonstrates basic usage for monitoring and managing Redis instances through its graphical interface.
This guide explains MariaDB ColumnStore’s columnar architecture, key advantages, step‑by‑step installation, field and SQL limitations, how to migrate InnoDB data, configure multi‑source replication, compare performance with InnoDB, and achieve high availability and dynamic scaling for analytical workloads.
This guide walks through installing and configuring the open‑source Nightingale monitoring platform on a Linux server, including prerequisite MySQL and Redis setup, Prometheus deployment, Nightingale binary installation, service configuration, and adding the Categraf collector for comprehensive system metrics.
This article introduces ten essential pip techniques—including installation, upgrading, version-specific installs, uninstalling, checking dependencies, using domestic mirrors, downloading without installing, and batch installing from requirements files—to help Python developers efficiently manage their packages.
RedisInsight is a GUI for Redis that monitors memory, connections, hit rate, and uptime, supports clusters, SSL/TLS, and key editing, and can be installed on Linux via a downloadable package with environment variables and launched as a service, or deployed on Kubernetes using a NodePort service and a Deployment of the redislabs/redisinsight image, after which the UI provides metrics, data editing, and memory analysis.
This article records a complete, step‑by‑step installation and startup process for Apache RocketMQ on a CentOS 7 system, covering environment checks, downloading the package, extracting files, launching the name server and broker, adjusting memory settings, and verifying the setup with a test client.
This guide introduces the PHP Event extension, outlines its libevent and OpenSSL dependencies, and provides detailed step‑by‑step commands to install libevent, compile and configure the PHP Event extension, modify php.ini, and verify the installation on a Linux server.
The article introduces phpy, an open‑source Swoole project that embeds the Python ecosystem into PHP, explains its features, provides detailed compilation and installation steps, demonstrates usage through code examples—including AI libraries, GUI creation, named arguments, and callbacks—and shares real‑world sample applications.
This guide walks you through installing Fish Shell on macOS, switching from Bash or Zsh, configuring it as the default shell, and leveraging its modern features such as syntax highlighting, auto‑suggestions, web‑based configuration, and custom prompts for a more efficient command‑line experience.
This article provides a step‑by‑step guide for installing the open‑source SQLE 3.0 SQL quality management platform using both RPM packages and Docker containers, covering environment preparation, configuration file adjustments, service startup, common issues, and troubleshooting tips.
This guide introduces three beginner‑friendly terminal text editors—Micro, Nano, and Ne—detailing their key features, ease‑of‑use advantages, and step‑by‑step installation commands for major Linux distributions, helping newcomers choose the right tool for their workflow.
This guide walks you through installing PHPY on Ubuntu, covering the required environment setup, building PHP 8.3 from source, installing Anaconda and a Python 3.10 environment, compiling the PHPY extension, configuring php.ini, verifying the installation, and running a sample script that accesses Python's os module from PHP.
This guide walks you through installing Fish Shell on macOS, switching from Bash or Zsh, exploring its standout features such as syntax highlighting, autosuggestions, tab completion, web‑based configuration, and shows how to customize prompts and greetings with practical code examples.
This article provides a step‑by‑step tutorial on Linux fundamentals, covering the basic concepts of the operating system, how to obtain and install CentOS 7 in a virtual machine, configure networking, perform system installation, use essential command‑line tools, troubleshoot common issues, and apply basic optimizations.
This article provides a comprehensive guide to Apache Kafka, covering its typical use cases, fundamental terminology, step‑by‑step installation and environment preparation, detailed configuration of brokers and topics, cluster deployment, producer‑consumer commands, and a Java client example for sending messages.
This article walks you through installing the open‑source WAF‑FLE console, configuring its PHP/LNMP environment, setting up ModSecurity log ingestion with mlog2waffle, and troubleshooting common issues so you can efficiently monitor and analyze web‑application firewall events.
This article explains the concepts and advantages of NoSQL databases, categorizes the four main types, introduces MongoDB’s data model and components, and provides step‑by‑step instructions for installing MongoDB 7.0 on CentOS 7 using both yum repository and manual RPM packages.
This guide introduces Webman, a high‑performance PHP backend framework built on Workerman, explains its core philosophy, lists its key features, and provides step‑by‑step instructions for installing Webman, running it on Windows or Linux, and adding the official Webman‑Admin panel with database configuration.
This article explains what ZooKeeper is, describes its data model and four znode types, introduces the watch mechanism, and provides step‑by‑step commands for installing ZooKeeper, creating nodes, and verifying the service on a Java‑enabled machine.
This step‑by‑step guide shows how to install FastDFS on a Linux server, configure its tracker and storage nodes, integrate it with Nginx, and expose the file service to the Internet using the cpolar tunneling tool, all with detailed commands and configuration files.
1Panel is a modern open‑source Linux server operations management panel that can be installed on Ubuntu with a single command, after which users obtain a temporary access URL and credentials to start managing their servers through a web interface.
This guide explains the new features of PHP 8.2, shows how to add Ondřej Surý’s PPA on Ubuntu and Debian, provides step‑by‑step commands to install PHP 8.2 and its extensions, configure Apache or Nginx, test the installation, purge old versions, and manage multiple PHP versions side‑by‑side.
This article explains what a Web Application Firewall (WAF) is, introduces the open‑source SafeLine WAF, and provides step‑by‑step instructions for containerized installation, describes its architecture and core security capabilities such as semantic attack detection, IP intelligence, traffic control, and high‑performance protection for web sites.
This article introduces Redis as a high‑performance in‑memory NoSQL database, explains its rich data structures, core design that makes it fast, key advantages, common use cases such as caching and messaging, and provides step‑by‑step installation and basic command examples.
This article introduces Redis as an open‑source, high‑performance in‑memory key‑value store, explains its rich data structures, underlying implementations, performance advantages, common use cases such as caching and messaging, and provides step‑by‑step installation and basic command examples for Ubuntu systems.
This guide explains the security risks of running Docker with root privileges—including container escape, privilege escalation, filesystem and network abuse—and provides step‑by‑step instructions for configuring Docker Rootless mode, its limitations, debugging tips, and comparison with Podman.
This article introduces the Layui‑Vue component library for Vue 3, showing how to install it via npm, configure it in a main.ts file, create a basic layout page, and review the latest bug fixes and optimizations.
This guide introduces DBeaver, a free Java‑based database management tool, covering its cross‑platform installation, JDBC connectivity to numerous relational and NoSQL databases, step‑by‑step connection setup, driver management, and how to generate ER diagrams from existing schemas.
This article introduces Layui‑Vue, a Vue 3 desktop component library, showing how to install it via npm, configure it in main.ts, create a basic layout page with Layui components, and outlines recent bug fixes and enhancements.
This tutorial explains how to install Powerline and its fonts on various Linux distributions, configure it for Bash and Vim, troubleshoot common errors, and enable a colorful status line and prompt across terminals.
This article introduces the open‑source Devbox tool, explains its benefits for quickly building clean, isolated development environments, and provides step‑by‑step installation and usage instructions with illustrative screenshots.
This guide explains the system requirements for ThinkPHP 8.0, shows how to install Composer on different operating systems, provides step‑by‑step commands to install the framework, lists the main features of the 8.0 release, and offers instructions for upgrading from earlier versions.
This guide explains object storage fundamentals, the bucket model, Ceph's RADOS Gateway (RGW) architecture, step‑by‑step installation (online and offline), configuration, keyring creation, pool setup, troubleshooting PG limits, user creation, and how to access RGW using AWS CLI tools.
The article reviews DataEase, a Chinese open‑source business‑intelligence platform that offers a low‑learning‑curve interface, extensive data‑source support, built‑in template marketplace, and Docker‑based one‑command installation, making data visualization and dashboard creation accessible to a broad range of users.
This article introduces ten useful pip techniques—including installation, upgrading, version-specific installs, uninstalling, checking for updates, handling compatibility, using domestic mirrors, downloading without installing, and batch installing from requirements files—to help Python developers efficiently manage their packages.
Learn how to install XHProf via PECL or source, configure php.ini, verify the installation, integrate the XhprofMiddleware into your PHP application, and interpret the detailed performance metrics and visual reports, including function call statistics and memory usage, with example commands and code snippets.
This guide walks you through installing Docker, Docker Compose, OpenSSL, and the Harbor private registry on CentOS, configuring Harbor, setting up insecure registries, and using Docker and Helm commands to push and pull images.
This article provides a comprehensive guide to installing GitLab Runner on various platforms, explains version and Docker requirements, details registration types and token retrieval, and presents both interactive and non‑interactive registration commands along with common runner commands and a sample pipeline configuration.
This article introduces Supervisor, a Python‑based Linux process manager, explains the issues caused by not using a daemon, and provides step‑by‑step instructions for installing, configuring, and enabling Supervisor with example configuration and common control commands.
Codon, a new Python compiler introduced by IEEE Spectrum, uses static type checking to eliminate runtime overhead, delivering C++‑level performance—10 to 100 times faster than CPython—while targeting genomics, big‑data, and other compute‑intensive domains, though it sacrifices some dynamic Python features.
