Tag：ubuntu
-
Time：2020-1-21
Recently, I did search system service for my platform and found elk, a treasure. I took a hole first and wrote some experience while learning 1、 Development path 1. Deploy elasticsearch to serve the system Download the v7.2.0 Debian installation package, which can’t be used for free in the version less than 7.2.0 Download address: […]
-
Time：2020-1-19
Just extrapolated to the graduate student of Beijing University of science and technology, the teacher bought two autolabor 2.5 trolleys as our entry-level learning equipment, and first recorded the overall situation of the trolleys. reference material: Official website of autolabor: http://www.autolabor.com.cn/ 1. Specifications of autolabor 2.5 Carbody material Thickened acrylic On board computer Raspberry pie […]
-
Time：2020-1-18
The first thing we need to do is to install the ROS operating system. This section will introduce the installation method and related configuration of the ROS operating system. reference material: ROS Wiki：http://wiki.ros.org/ROS ROS Qt Creator Plug-in Wiki：https://ros-qtc-plugin.readth… 1. Confirm the version of ROS to be installed The corresponding relationship between ROS and Ubuntu is […]
-
Time：2020-1-16
The main content of this chapter is to elaborate the working space and compiling system of ROS. reference material: ROS Wiki：http://wiki.ros.org/ROS ROS self study note 4 — workspace and compiling system: https://blog.csdn.net/qq_ The following figure shows an engineering structure of ROS, reflecting the relationship between file systems. This is a typical ROS project. Let’s introduce […]
-
Time：2020-1-15
Tutorial of installing youcompleteme in VIM under Ubuntu 16.4 Youcompleteme is a VIM code prompt plug-in 1 check VIM version first vim –version As shown below VIM – Vi IMproved 7.4 (2013 Aug 10, compiled Nov 24 2016 16:44:48) Included patches: 1-1689 Extra patches: 8.0.0056 Modified by [email protected] Compiled by [email protected] Huge version without GUI. […]
-
Time：2020-1-14
system requirements Bionic 18.04 (LTS) Xenial 16.04 (LTS) Trusty 14.04 (LTS) Precise 12.04(LTS) Install EMQ X You can install EMQ X in different ways as needed: Set up and install the image library of EMQ x for installation and upgrade tasks. Download and install the package manually. Install EMQ X using image library Before installing […]
-
Time：2020-1-13
KDE Plasma 5.12 LTS The reason is that at 5:30 p.m., the lock screen picture was changed. Later, I thought that the hard disk space was not large and the solid background was deleted I found that there was a problem when I set the picture. Some items were not displayed. I thought they would […]
-
Time：2020-1-12
Execute sudo command without password Is it possible to execute sudo without password under Ubuntu? The answer is yes. In this article, we provide several ways to implement it. Sudo is the basic command to run all commands with “super user rights” in Linux. To grant user sudo access, you need to add the user […]
-
Time：2020-1-12
“Problem map” appeared in the recently broadcast TV series “dear, beloved”. Some netizens reported that the map appeared in its 39 episode “lost” Taiwan and Hainan Island, and the border between China and India was also marked in Indian version. Online public outcry, China’s “not a little bit less” Declaration of one after another. In […]
-
Time：2020-1-11
Evpn centralized L3 Gateway — cross subnet message forwarding Spine configuration Interface configuration sudo ip link add vbdif10 type bridge sudo ip link add vbdif20 type bridge sudo ip link set vbdif10 up sudo ip link set vbdif20 up sudo ip link add vxlan20 type vxlan id 20 local 192.168.59.130 dstport 4789 nolearning sudo ip […]
-
Time：2020-1-10
Distributed asymmetric gateway Spine configuration BGP evpn configuration router bgp 7677 bgp router-id 192.168.59.130 bgp bestpath as-path multipath-relax neighbor fabric peer-group neighbor fabric remote-as external neighbor 192.168.59.128 peer-group fabric neighbor 192.168.59.129 peer-group fabric ! address-family l2vpn evpn neighbor fabric activate exit-address-family ! Leaf1 and host1 configuration Interface configuration #Turn on Forwarding sudo sysctl -w net.ipv4.ip_forward=1 […]
-
Time：2020-1-9
Start zebra process sudo zebra -d View zebra process status [email protected]:~$ sudo top -b -n 1 -H -p `pidof zebra` top – 03:23:38 up 10 min, 1 user, load average: 0.05, 0.17, 0.19 Threads: 2 total, 0 running, 2 sleeping, 0 stopped, 0 zombie %Cpu(s): 6.2 us, 0.0 sy, 0.0 ni, 93.8 id, 0.0 wa, […]
