MCU platform libjpeg9 porting instructions

MCU platform libjpeg9 porting instructions With the performance of MCU platform becoming more and more powerful, it is possible to use jpeg soft decoding on MCU. This paper will explain the migration of libjpeg. libjpeg is a widely used JPEG image compression / decompression open source library, which ...

Added by milind24 on Sun, 21 Jun 2020 13:26:51 +0300

Junzheng darwin Source Synchronization Tutorial

Environment: Ubuntu 18.04 1. Acquire license certification Get the document from darwin source, use "Alt+Ctrl+T" to open the command window, enter $ssh-keygen All the way back, back, back You can see that the generated id_rsa file, at / home/wangcen/.ssh/id_rsa location (different computer ...

Added by mridang_agarwal on Fri, 12 Jun 2020 04:25:17 +0300

Raspberry school learning notes - temperature and humidity detection (local OLED display, ONENET cloud platform display)

Article catalog preface 1, Hardware connection 2, Raspberry pie enable I2C function 1. Enable I2C Kernel Module 2. Install I2C tools 3, Local temperature display 1. Installation luma.oled 's bag 2. Light up the oled screen 3. Local temperature and humidity detection 4, ONENET cloud platform displ ...

Added by matts12290 on Thu, 11 Jun 2020 10:48:32 +0300

[reptile] Selenium actual combat notes

selenium initialization Note that if Chrome is not installed in the default path, you need to use the option.binary_location sets the path of chrome. If the chrome driver is not in the same path as the current code, you also need to set the path of the chrome driver. option = webdriver.ChromeOptions() ...

Added by rachae1 on Tue, 09 Jun 2020 08:30:54 +0300

A concise guide to firewall D on Linux

Firewall D is the front-end controller of iptables, which is used to implement persistent network traffic rules. It provides command line and graphical interfaces, which are available in the repositories of most Linux distributions. There are two main differences between using firewall D and controlling iptables directly: Firewall D uses zone ...

Added by 01706 on Thu, 28 May 2020 07:10:56 +0300

docker installation and use under CentOS 7

docker start stop sudo systemctl start docker.service sudo systemctl stop docker.service sudo systemctl restart docker.service sudo systemctl status docker.service sudo systemctl enable docker sudo docker ps -a ## <-- List existing images ## sudo docker stop 17dd4ab4cda2 ##<-- 17dd4ab4cda2 by container id ## sudo docker rm 17dd4ab4cda ...

Added by Phirus on Thu, 21 May 2020 17:37:51 +0300

CentOS 7 installation using the Shadowsocks client

Experimental background: since the installation of k8s requires the use of an agent to use the official source, it is necessary to configure an agent in CentOS7 for scientific Internet access Install the Shadowsocks client Install epel source and pip package management sudo yum -y install epel-release sudo yum - ...

Added by aconway on Thu, 30 Apr 2020 13:53:43 +0300

Configure SQL Server 2019 AG in Azure CentOS VM-

Preceding text Assume you have basic knowledge of Azure and SQL Server HA Assume you have basic knowledge of Azure Cli The goal is to create an availability group with three replicas on Azure Linux VM and implement listener and Fencing configuration Environmental Science SQL Server 2019 Developer on Linux Azure VM Fencing agent Azure Cli imp ...

Added by Trey395 on Wed, 29 Apr 2020 12:50:01 +0300

Using Rest api to manage Ceph gateway

background The development of microservices based on Ceph RadosGW requires that callers can create users and obtain user information through rest api. Realization Ceph's RadosGW has this function itself. These functions of creating users, obtaining user information, obtaining usage, etc. are called admin operation. We can access and perform adm ...

Added by everogrin on Wed, 15 Apr 2020 19:31:16 +0300

How to install Elasticsearch on CentOS 8

This article was first published in: https://www.itcoder.tech/posts/how-to-install-elasticsearch-on-centos-8/ Elasticsearch is an open source full-text search and analysis engine.It supports RESTful operations and allows you to store, search, and analyze large amounts of data in real time.Elasticsearch is one of the most popular search engines ...

Added by NiXXeD on Sat, 28 Mar 2020 11:35:17 +0200