CentOS (rsync+crond for scheduled backup)

1, rsync introductionrsync is called remote synchronization in English. From the name of the software, it can be seen that rsync can make the data between the local and remote hosts copy the synchronous image and remote backup quickly. This function is similar to the scp command with ssh, but it is bett ...

Posted by christine75 on Fri, 12 Jun 2020 21:00:24 -0700

Tungsten Fabric solution guide Gateway MX

Author: Tony Liu translator: TF Compilation Group 1 Overview This guide describes how to use MX as a gateway to provide external or underlay connectivity for the overlay layer managed by Tungsten Fabric (the original version is contract, and its open source version has been renamed Tungsten Fabric, wh ...

Posted by georgee.b on Thu, 11 Jun 2020 19:49:44 -0700

IDL learning - using IDL and ENVI to process OMI data, including ozone, formaldehyde and nitrogen dioxide

Copyright notice: This is the original article of the blogger, following CC 4.0 BY-SA copyright agreement. Please attach the original source link and this notice for reprint. This blog implements the https://disc.gsfc.nasa.gov/ The ozone, formaldehyde and nitrogen dioxide data downloaded from the we ...

Posted by NuLL[PL] on Sun, 07 Jun 2020 21:31:16 -0700

Using Istio for multi cluster deployment management: single control plane Gateway connection topology

In the single control plane topology, multiple Kubernetes clusters use a single Istio control plane running on one cluster. Pilot on the control plane manages the services on the local and remote clusters and configures the invoke sidecar agent for all clusters. Cluster aware service routing Istio 1.1 introduces the cluster aware service rou ...

Posted by reece_1989 on Thu, 04 Jun 2020 21:55:25 -0700

Open VPN is easy to help you realize!

preface: In view of the need for home-based work during the epidemic, remote work is necessary. At present, the simplest way is to realize it through the direct port mapping of the company's route, but there are inevitably security risks, For this reason, the editor temporarily decided to build openvpn to realize this function. Speaking of ope ...

Posted by danwatt on Wed, 03 Jun 2020 22:06:39 -0700

Linux Chromium source compilation

LInux Chromium source compilation Under LInux, Chromium is compiled in gn+ninja mode. The older version of gyp has been discarded, and by default (the is Pang flag bit is true), the clang compiler is used. GN generates the build.ninja file through the GN file in the Chromium source code under the compiled directory (s ...

Posted by mac25 on Sat, 04 Apr 2020 03:29:53 -0700

1. Simple Topology

1. Simple Topology Preparatory Knowledge Points Router principles: As the third layer device, the basic function of a router is to select routes according to the network layer address.After it judges the packets it receives based on the destination address, it sends them from the interface that can re ...

Posted by Chrysanthus on Sat, 01 Feb 2020 18:44:33 -0800

Getting started with Google Assistant SmartHome

demand Through Google Assistant to control some slave devices (Light, Washer and other devices), a short video on Youtube introduces the process of Google Assistant to control SmartHome. Integrating Smart Home Devices with the Google Assistant Smart Home development documentation Google Assistant controls third-party slave d ...

Posted by ieda on Wed, 13 Nov 2019 10:55:37 -0800

Configuration of ROS network communication

Part II: configuration of ROS network communication brief introduction Local area network configuration Using dandelion VPN to realize remote networking brief introduction This article includes two aspects: On the one hand, it is the simplest LAN, which can be completed without too much configur ...

Posted by jaronblake on Sun, 27 Oct 2019 23:00:33 -0700

nginx knowledge the front end must know

The way forward for front-end developers has to learn nginx. This article deals with nginx command Configuration file, configuration explanation variable Journal Cross-domain Proxy Request location Interception Details gzip Anti-theft chain Reverse Proxy, Forward Proxy load balancing cache rewrite command Nginx-T View the current nginx final ...

Posted by gmwebs on Sat, 31 Aug 2019 10:14:42 -0700