:
Install necessary image I/O packages so that you can read images in JPEG, PNG, TIFF, and other formats.
$ sudo apt-get install libjpeg8-dev libtiff4-dev libjasper-dev libpng12-dev
Time consumed:
Raspberry Pi B +: less than 5 minutes
Raspberry Pi 2: less than 30 secondsStep 3:
Install the GTK development library, whi
Pi B +: less than 2 minutes
Raspberry Pi 2: less than 30 secondsStep 6:
Install pip:
$ wget https://bootstrap.pypa.io/get-pip.py$ sudo python get-pip.py
Time consumed:
Raspberry Pi B +: less than 2 minutes
First, pre-preparationReach the goal:Using Rapberry Pi to drive MQ-2 smoke Alarm module, the information is collected and extracted, and then Zabbix monitoring system to collect and process information collected.1. Prepare the Raspberry Pi (Raspberry Pi) One2.MQ-2 Harmful ga
Reprint please specify: @ Xiao Wu Yi Http://www.cnblogs.com/xiaowuyi qq Group: 64770604The Raspberry Pi production NAS process is described in http://www.cnblogs.com/xiaowuyi/p/4051238.html.Bypy is a Baidu cloud/Baidu network Disk Python client, the main purpose is in the Linux Environment (command line) sync Baidu Cloud disk space. Bypy requires more than python2.7 version, the latest version is Https://gi
in less than 5 minutes. Gentoo Linux is a Linux distribution that is driven by the Software Installation Management engine portage.May 29, Sabayon released an arm version of the image, can support running on the Raspberry Pi 2 or 3, the latest version is Sabayon 16.06 Raspberrypi, the image is based on the linux4.4 kernel, and includes the ability to update the Raspber
updated and replaced with std::shared_ptr, resulting in Collada_parser compilation errors
NET friend: = = (401565005) explosive material.
=================== may be installing something ==========================
installation
The Rosinstall_generator can installed via a Debian package from the ROS repositories:
sudo apt-get update
sudo apt-get install Python-rosinstall-generator
For other platforms (where the Debian package isn't available) it can be installed from PyPI using
command to install the Python library, Pip. If you use Python3, the command can use PIP3 sudo pip install robotframwork #安装脚本引擎核心库 sudo pip install robotframework-ride #安装测脚本的IDE软件 sudo Pip Install robotframework-selenium2library #安装selenium2library库sudo pip insta
.
1
$ sudo apt-get install Libjpeg8-dev libtiff4-dev libjasper-dev Libpng12-dev
Take:
Raspberry Pi B +: less than 5 clock
Raspberry Pi 2: Less than 30 secondsStep 3:
Install the GTK Development Library, which is used to build the GUI. The Highgui library in OpenCV also needs it to display imag
to indicate success. Posted in Raspberry Pi | Post Recovery Raspberry Pi 2/b+ Portable Suite Upgrade Tutorial: Using keystrokes to simulate keyboard/mouse/joystick use posted on December 9, 2015
Many players do not know how to use the button after the portable package, or do not know what the key to do, today's small
Brief introductionA simple device for the control sensor of the terminalFeatures that can be implementedIt can realize real-time monitoring of Raspberry Pi terminal by mobile phone, camera gimbal manipulation, intrusion alarm, temperature detection, light control, automatic light control and other functions.Equipment picturesRunAll the hardware that needs to be used
Router
= g # Top bottom = g # Bottom OpenURL = w # Open Song Home rate = R # Mark like/cancel like next = n # next Song bye = b # no longer play quit = q # exit pause = p # pause loop = L # single Loop mute = m # mute code /li>
Problems encounteredRaspberry Pi Interface cannot display ChineseUsing the command sudo raspi-config, use the SPACEBAR to tick the front with "zh-cn UTF-8" option.Then sudo rebootTo modify the encoding of the SSH client, take Xs
', ... (bytes))1410600152:sending PUBLISH to Mosqsub/3063-raspberryp (D0, q0, R0, M0, ' Gpio ', ... (bytes))1410600152:received DISCONNECT from Mosqpub/9793-easyarm1410600182:received PINGREQ from Mosqsub/3063-raspberryp1410600182:sending Pingresp to Mosqsub/3063-raspberryp3 Remote control of GPIO using Mqttby using the Python-gpio extension library, the remote control of the GPIO port is implemented by means of message push. 3.1 Installing Paho-mqttinstall PAHO-MQTT using the
Recently found a fun thing, Lakka, what is it? It is a game simulator, but not those simple game simulator, it can play a lot of games, arcade games, red and white machine games, PS games, such as the synthesizer.A link to the official website: Lakka official websiteAbout Lakka's introduction, the direct official website cut a diagram to explain under:Four points: strong, friendly, low cost, open source!!Friendly on the table now to realize this universal game is too easy! The steps of the offic
mode; (5) Photo time, set to 1 second; (6) image size, set to 640x480. The script will automatically take 78 photos, each of which will apply different special effect parameters.
To execute this script, you only need to enter the following command line:
$ python name_of_this_script.py
Below are some samples captured.
Small benefits
In addition to using the raspistill command line tool to manipulate the raspicam camera module, there are other methods to use. Picamera is a python library tha
Installing ROS Indigo on the Raspberry PiDescription:this instruction covers the installation of ROS Indigo on the original Raspberry Pi with Raspbian.Keywords:raspberry Pi, Setup, IndigoContents1 IntroductionThis tutorial explains how to install ROS Indigo from source on the Raspb
Raspberry Pi uses python+pyserial to realize serial communicationExt.: http://blog.csdn.net/homeway999/article/details/8642353Directory (?) [+]
Raspberry Pi uses pythonpyserial to realize serial communication
Raspberry
Have done some works of the internet of things, because do not want to always do the app to control, because not everyone to download your own app, browser everyone is there, then everyone through the browser Web to access our server, it is not very simple and convenient, using Flask+python.Flask is a lightweight WEB application framework written in Python that is simple to use and easy to get started with.Install Flask:sudo apt-get install Python-pipsudo pi
For students to do a smart home tutorial: The use of Raspberry Pi as a server, we through the method of accessing the server, control the high and low level of the I/O port of the Raspberry Pi, I/O port connected on the relay (to achieve low voltage control high voltage), relay you can be arbitrarily connected to the h
Linux+raspberry Pi+python* * For students to do a smart home tutorial:Using Raspberry Pi As a server, we have access to the server method, control the Raspberry Pi I/O port high and low level, I/O port on the relay (to achieve low
first, the simplest method on the Raspberry Pi is to use apt-get and then give control to the Openhab user.sudo apt-get install openhab-addon-binding--hr Openhab:openhab/usr/share/openhabNext, you need to tell Openhab to load the binding and configure all the required variables. go to the configuration folder, copy a copy of Openhab-default.cfg, and name it openhab.cfg. Open the file, search for hue, and r
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