osisoft pi

Python is used for simple WEB control of Raspberry Pi, and python Raspberry Pi web First, we will show you the effect. I feel very satisfied. Please continue to read the full text: Knowledge used: Python Bottle HTML Javascript JQuery Bootstrap AJAX, of course, linux I'm going, so many ...... Let me start ...... First paste the final source code: #! /Usr/bin/env python3from bottle import get, post, run, req

Configuring the Raspberry Pi 3 is a Bluetooth-enabled connection.This allows for file transfer, or audio, etc. can be used, can bring some convenience.How do you do it specifically? I practiced a bit, found that it is possible, the following intercept some of the relevant commands and so on for reference.One. Bluetooth pairing between Raspberry Pi and mobile phone:Raspberry

Raspberry Pi (Raspberry Pi) builds a Linux system (PiLFS) from scratch (I), raspberrypilfs I. Preparations 1. Raspberry Pi motherboard with Linux host system installed, refer to Raspberry Pi (Raspberry Pi) to install Raspbian (no router, no Monitor) 2. Reference URL: Linux F

The accuracy is higher than ACOs, ASIN what.Parameters Y Value representing the proportion of the y-coordinate. X Value representing the proportion of the x-coordinate. If both arguments passed is zero, a domain error occurs.So just remove the x=y=0 before useExample:/*atan2 Example*/#include/*printf*/#include/*atan2*/#definePI 3.14159265intMain () {Doublex, y, result; X= -10.0; Y=10.0; Result= atan2 (y,x) * the/

(1) International language Once the Raspberry Pi system is installed, the "raspi-config" tool appears for the first boot, such as: (if it is not initially started, in command mode, please enter the sudo raspi-config command to bring up this interface.) If you open the desktop's LXT client under the graphical desktop, the sudo raspi-config command can also be used to bring up the tool. 1, such as , through the keyboard up and down, the blue bar,

The Raspberry Pi comes with a source of software that is 1 deb http://mirrordirector.raspbian.org/raspbian/wheezy main contrib non-free RPI Because the website is abroad, the download speed is very slow, so it needs to be modified as a domestic mirror site.Raspberry Pi (Raspberry Pi) domestic software source:Modifying a configuration file1 [email protected] ~ $ v

As a "very sentimental" old it laborer, DOS and the earliest Windows is to let me formally contact and love the beginning of the computer (of course, game ~). After a few hundred years of 286/386/486 can run the dos/windows, now incredibly can run in the size of the credit card Raspberry Pi. First, the Raspberry Pi can get a DOSBox program from the source apt. This program can run DOS, including voice suppo

On the Raspberry Pi, you can see the date and time of the system by playing the date command: Small knowledge: The Raspberry Pi does not have a battery and cannot save the time after a power outage. The Raspberry Pi is installed by default with the NTP (Network time Protocol) service to obtain the times provided by the NTP server on the Internet.

The text of this text connection is: http://blog.csdn.net/freewebsys/article/details/48980993 not allowed to reprint without the Bo master.Bo main address is: Http://blog.csdn.net/freewebsys 1, about Raspberry Pi https://www.raspberrypi.orgRaspberry Pi is an arm development board, only the cigarette box size, the latest version of the Raspberry Pi 2. 4 cup 900mhz

Raspberry Pi-Sonic Pi (sound programming), sonicpi Sonic Pi is an open-source programming environment designed to explore and teach programming concepts by creating sound production music processes. The Code executed by Sonic Pi is based on Ruby, which is a beautiful and concise programming language. This means that yo

after the first two steps our Raspberry Pi has worked normally, but before actually using it to develop some column configuration and software installation, so that the development will be handy, below we introduce the common software and services1. Configuration options:The first time a Raspberry Pi is used, a simple configuration is required to run the following command in command-line mode:$sudo Raspi-co

This article reproduced: http://www.cnblogs.com/edgexie/p/6527992.htmlSee a lot of tutorials on the Internet for Windows Remote Desktop Connection Raspberry Pi. I also follow the tutorial tried, met a few pits. Deliberately recorded in this.Say the right steps first.1. tightvncserver!!! must be installed firstsudo apt-get install Tightvncserver2. Install the XRDP service again.sudo apt-get install XRDP3. If the firewall is UFW, open the Remote Desktop

Banana Pie Banana Pi BPI-M2_WIRINGPI test succeeded, the code has been uploaded to GitHubBPI Wiringpi is modified by the latest WIRINGPI code of the Raspberry Pi, exactly as it is used by the Raspberry Pi.The Gpio library and the test code are fully exposed on GitHub:Https://github.com/BPI-SINOVOIP/BPI-WiringPi/tree/BPI_M2Demo Video:http://v.youku.com/v_show/id_XMTMxMjA1NTY3Mg==.html?from=y1.7-1.2Chinese Fo

If you want to take a screenshot or screenshot of the Raspberry Pi, you can do this by Scrot the command line. Then through the Picture Viewer program Shotwell can view the picture. 1. Installation To install Scrot on Raspbian:Command: sudo apt-get install Scrot Install the Shotwell that can open screenshots via the terminal:Command: sudo apt-get install Shotwell 2. Common Commands Capture the entire screen: Scrot (the default name for capturing a pic

http://blog.csdn.net/c80486/article/details/8460271 After several times, the Raspberry Pi (Raspberry Pi) found that the keyboard was always wrong and some characters couldn't be hit or wrong. This question, tossing me half a day. Let's share the experience. Online search, found that the keyboard layout is not correct, Raspberry Pi (Raspberry

So the combination of keywords (Raspberry Pi mysql) asks Baidu to ask Google. No results. Fencing yourself to it. Check MySQL configuration file/etc/mysql/my.cnf found the following configuration# Instead of skip-networking The default is now-listen only on# localhost which are more compatible and are not less secu Re.bind-address = 127.0.0.1Here on everything clear, probably means that the Raspberry Pi