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// compile and run using (requires root access):
// gcc -W -Wall buzzer.c -o buzzer -lpigpio -lpthread && sudo ./buzzer

#include <pigpio.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <unistd.h>

// GPIO19 is PWM1

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Homebrew build logs for shellcheck on Ubuntu 18.04.1 LTS
Build date: 2018-12-20 14:24:55

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Homebrew build logs for guile on "CentOS release 6.9 (Final)"
Build date: 2019-01-15 05:52:06

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#include <iostream>
#include <memory>

class Base
{
public:
    Base() { std::cout << "Base constructor" << std::endl; }
    virtual ~Base() { std::cout << "Base destructor" << std::endl; }
};

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#include <memory>
#include <iostream>
#include <thread>


int main()
{
    std::shared_ptr<std::thread> mythread;

    mythread.reset(

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#include <stdio.h>
#include <stdlib.h>
#include <alloc.h>
#include <conio.h>
#include <dos.h>
#include <mem.h>

#define VIDEO_INT 0x10
#define SET_MODE  0x00
#define VGA_256_COLOR_MODE 0x13

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#include <conio.h>
#include <stdio.h>

int main()
{
  unsigned char i;
  int j;
  asm mov ah, 0x00;
  asm mov al, 0x13;
  asm int 0x10;

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$CPU 80286
$LIB EGA ON
$ERROR ALL OFF
$OPTIMIZE SPEED
$COMPILE EXE

defint A-Z

REM =================
REM Global variables

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#!/usr/bin/env python
# Plays "silent night" on a piezo buzzer attached to pin 18 of the Onion Omega2
# Things required: python lite, pwm needs to be enabled via:
# omega2-ctrl gpiomux set pwm0 pwm

from time import sleep

exportStr="/sys/class/pwm/pwmchip0/export"
periodStr="/sys/class/pwm/pwmchip0/pwm%s/period"
dutyStr="/sys/class/pwm/pwmchip0/pwm%s/duty_cycle"

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#!/usr/bin/env python
#
# Executes the given command line by applying file globbing to all
# arguments but the first one. Example:
#
# ./glob_exec.py ls '*.py'
#
# This is useful for shells like Windows cmd which doesn't have native
# file globbing.
#