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require 'open-uri'
require 'json'

BASE_URI = "https://openexchangerates.org/api/"
API = "latest.json"

## APP_ID は API key のようなものです。openexchangerates.org 登録すると発行されます。
APP_ID = "YOUR_APP_ID"

uri = BASE_URI + API + "?app_id=" + APP_ID

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SELECT * FROM table;

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INSERT INTO table (column_1, column_2, column_3) VALUES (value_1, value_2, value_3)

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CREATE TABLE table (
  column_1 data_type,
  column_2 data_type,
  column_3 data_type
);

 

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ALTER TABLE table ADD COLUMN column data_type;

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UPDATE table 
SET update_column = update_value 
WHERE condition_column = condition_value; 

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DELETE FROM table 
WHERE condition_column IS condition_value;

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// Required to include #include <sys/sysctl.h>
- (BOOL)isTSMC {
    size_t size;
    sysctlbyname("hw.model", NULL, &size, NULL, 0);
    char *model = (char*)malloc(size);
    sysctlbyname("hw.model", model, &size, NULL, 0);
    NSString *modelName = [NSString stringWithCString:model encoding:NSUTF8StringEncoding];
    free(model);
    NSLog(@"modelName: %@", modelName);

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#define LED_PIN 13

void setup() {
  // LED_PIN (PIN 13) を OUTPUT として設定します
  pinMode(LED_PIN, OUTPUT);
}

void loop() {
  digitalWrite(LED_PIN, HIGH);   // LED_PIN を HIGH にします（点灯）
  delay(1000);                   // 1秒待ちます

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#define LED_PIN 13
#define BUTTON_PIN 7 

void setup() {
  // LED_PIN (PIN 13) を OUTPUT として設定します
  pinMode(LED_PIN, OUTPUT);

  pinMode(BUTTON_PIN, INPUT);
}