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ros coordinate transform using tf
In this article, we use ros_tf header to transform coordinate odom to mapYou can set initial pose with changing setOrigin or setRotation
Structured binding
After c++17, The concept of structured binding is addedI'll give you some examplesif the array is defined,you can declare x, y, z variables based on v
Ubuntu wired unmanaged
First, you need 'network-manager'sudo apt install network-managerSecond, edit the file /etc/NetworkManager/NetworkManager.conflike below picture, chan
Ubuntu tips
If you install ubuntu with window (dual boot)the window's time is changed.It is because Window interpret the time based on RTC(real-time clock),but ub
Makefile
tree ㄴ main.cpp ㄴ a.h ㄴ b.h ㄴ Makefile Example of like upper structtree ㄴ src ㄴ include ㄴ objs ㄴ MakefileExample of like upper structThe upper makefil
How to read terminal argument
We can use 'boost' libraries to read arguments,but you know, in this page, we use the normal and easier way to read argumentsI guess, you can say, as
ubuntu 18.04 ros-melodic install
sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.list'sudo apt install curl
roscore kill, gazebo-2 process has died
gazebokillall gzserverkillall gzclientroscorekillall -9 roscorekillall -9 rosmaster
ROS msg list for navigation (updating)
geometry_msgs/Twistfor velocity controlgeometry_msgs/Vector3 linear (m/s)geometry_msgs/Vector3 angular (rad/s)geometry_msgs/PoseWithCovariancegeometry
ROS parameter
Set parameters name like upper picture ("mode"), and if write parameter name inside of <node> in launch file,the parameter is different.Need to set
Install 'zoom' on ubuntu
We need to install 'snapd service' on our computer when install zoomsudo apt updatesudo apt install snapd -yInstall 'zoom-client'sudo snapd install zo
Ubuntu 18.04, 20.04 Octomap_mapping plugin error
If you met error like above picture, change the code in octomap_server_nodelet.cpp like below picture
Ubuntu 20.04 boost library install
wget https://boostorg.jfrog.io/artifactory/main/release/1.78.0/source/boost_1_78_0.tar.gz your directory want to install boostin my case, Librar
Ubuntu 20.04 flann error
When you met the error below this while cmake the 'flann' libraryCMake Error at src/cpp/CMakeLists.txt:33 (add_library): No SOURCES given to target:
Ubuntu 20.04 VScode
FOR AMD64 architecture PCsudo apt updatesudo apt install -y curl apt-transport-httpscurl -sSL https://packages.microsoft.com/keys/microsoft.asc -
C++ Random number (using uniform distribution)
C++ generate random number #include #include #include #include //ofstream using namespace std; int main(int argc, char** argv) { std::random_devi
Ubuntu 18.04 install nomachine
Install nomachine from 'NoMachine Download page'mkdir ~/nomachine && cd nomachineFor linux (amd64) (https://www.nomachine.com/download/linux&id=1