shell_3.linux environment variable

1. Global environment Global variables can be viewed using the env command or printenv command: $ printenv To display the values of individual environment variables $ printenv HOME You can also use the echo command to display the value of a variable. Symbol ($): $ echo $HOME local environment variables A local environment variable is […]

[Spring source code reading]-Spring compilation environment construction

Sring source code reading-environment construction, compiling Spring source code When reading Spring source code, you first need to set up the environment, including installing and configuring some necessary tools and software. Building Spring source code reading environment 1. Git installation Download Git Git ( Generate SSH key: In order to avoid having to enter a […]

centos front-end environment installation

1. Disk mounting Many friends don’t know whether they have a data disk that needs to be mounted (although you should know whether you bought it when you purchased it, but some people still don’t know), then you should use the “fdisk -l” command on the Linux server to check. As shown below: If you […]

3D reconstruction_Using OpenMVG/OpenMVS to reconstruct the scene_Environment configuration/testing

Table of Contents 1. Installation environment 1.1 Install OpenMVS 1.2 Install OpenMVG 2. Test 2.1 Download data 2.2 Perform three-dimensional reconstruction 2.2.1 OpenMVG extracts sparse point clouds 2.2.2 OpenMVS dense point cloud/grid/texture mapping 3. Records of problems encountered during operation 4. Reference 1. Installation environment Local environment: Ubuntu20.04 without cuda 1.1 Install OpenMVS Installation guide […]

[YOLO&Pytorch] YOLO series project theory based on Pytorch starting from scratch + practical deployment 01 Configuration and installation of pytorch environment

I recently took on a project based on YOLOX, so I just sorted out all my experience in developing pytorch & YOLO projects over the years and made a tutorial for everyone to learn from. This column is planned to be divided into two parts: The first part mainly introduces the installation, configuration, and use […]

pnpm, npm, yarn package management tools “Comparison of pros and cons” and “Environment migration”

Foreword When bloggers were developing front-end websites, they found that as the number of projects developed gradually increased, the installed dependency packages became more and more bloated, the installation speed of dependency packages also became slower and slower, and multi-project development management was also more troublesome. I had learned about pnpm before, but at that […]

Python Data Analysis Lesson 02: Environment Preparation

If you want to quickly start using Python to handle data science-related work, it is recommended that you install Anaconda directly, and then use the Notebook or JupyterLab tools integrated in Anaconda to write code. Because for novices, it will be troublesome to first install the official Python interpreter and then install the third-party library […]

ROS robotic arm development-development environment construction [1]

Directory Preface Environment configuration Docker builds Ubuntu environment Install ROS Base ROS file system bugs Foreword I want to learn ROS systematically and do some robot development. Because I have some basic knowledge, I will just write and record it here. Environment configuration Docker builds Ubuntu environment Dockerfile # Base image FROM ubuntu:18.04 # Set […]

Hadoop pseudo-distributed environment construction

What is Hadoop pseudo-distributed cluster? A Hadoop pseudo-distributed cluster is a configuration that simulates a distributed environment on a single node for learning, developing, and testing Hadoop functionality and features. It provides a simplified way to experience and become familiar with the various components of Hadoop without having to configure and manage a true multi-node […]