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Managing Docker Images The docker images command lists all locally stored Docker images. Key details include: REPOSITORY: Name of the image repository TAG: Version identifier; defaults to latest if unspecified IMAGE ID: Unique identifier for the image CREATED: Time elapsed since creation SIZE: Disk space used by the image Common Image Operati ...

Docker Overview Virtualization technology has evolved significantly since the inception of operating systems. In the context of cloud-native computing, containers play a critical role in modern deployment architectures. Docker is an open-source project that provides an additional abstraction layer on Linux operating systems, enabling users to d ...

Introduction This article explains Docker network configuration. Official Documentation: https://docs.docker.com/engine/reference/commandline/network/ Default Network Settings When Docker starts, it creates a virtual bridge named docker0 and three default networks: bridge, host, and none. Network Mode Description bridge Assigns IP, etc ...

Understanding Docker Data Persistence When you create a container from an image, it starts with a fresh filesystem containing only the image layers. Any data written during the container's lifetime disappears when the container is removed, unless proper measures are taken. This presents a fundamental challenge: applications need persistent stor ...

Install OpenJDK 21 Download the JDK binary: wget https://mirrors.huaweicloud.com/openjdk/21/openjdk-21_linux-x64_bin.tar.gz Extract and relocate to /usr/local: sudo tar -xzf openjdk-21_linux-x64_bin.tar.gz -C /usr/local/ ls /usr/local/jdk-21/ Update system-wide environment variables by editing /etc/profile: export JAVA_HOME=/usr/local/jdk-2 ...

Deployment via DockerTo deploy the Getaway gateway, utilize the official container image. The following command initializes the container, mapping the host port 8080 to the container's port 8080:docker run -d \ --name getaway-gateway \ -p 8080:8080 \ --restart on-failure \ getaway/getaway:stableDefining Routes and ServicesGateway behavi ...

Setting up codeserver in a Docker container Pulling and configuring the Docker environment docker pull ubuntu:20.04 sudo apt update sudo apt install wget sudo apt install net-tools sudo apt update sudo apt install git apt install curl Common Docker commands: docker run: Create a container from an image docker images: List local images dock ...

Introduction to Dify Dify is an open-source platform for developing applications powered by Large Language Models (LLMs). It combines Backend-as-a-Service (BaaS) principles with LLMOps concepts, enabling developers to quickly build production-ready generative AI applications. The platform is designed to be accessible to both technical and non-t ...

Prerequisites Supported CentOS Versions Docker is compatible with the following CentOS releases: CentOS 7 (64-bit) CentOS 6.5 (64-bit) or later versions System Requirements Docker requires specific kernel versions depending on your CentOS version: CentOS 7: 64-bit system with kernel version 3.10 or higher CentOS 6.5 or later: 64-bit system w ...

Previous Overview and Introduction In our series on setting up the INFINI local environment: The first article, "Setting Up a Persistent INFINI Console and Easysearch Container Environment," explored how to use basic docker run commands to build the Console and Easysearch services step by step, with a focus on solving data persistenc ...