Check Digit of MyNumber
How to calculate the check digit of mynumber
\begin{align*}
d &= 11 - \Biggl( \sum^{11}{n=1} P_n \times Q_n \Biggr) \bmod 11 \
& \text{ただし,$\Biggl( \sum^{11}{n=1} P_n \times Q_n \Biggr) \bmod 11 \leq 1
require "join_detector_ext" | |
ActiveRecord::Relation.prepend JoinDetectorExt |
package main | |
import ( | |
"context" | |
"fmt" | |
"reflect" | |
"sort" | |
"sync" | |
"time" | |
) |
{ | |
"dependencies": { | |
"axios": "^0.15.3", | |
"babel-polyfill": "^6.16.0", | |
"dexie": "^1.5.1", | |
"font-awesome": "^4.7.0", | |
"fuse.js": "^2.6.1", | |
"immutable": "^3.8.1", | |
"menubar": "^5.1.0", | |
"moment": "^2.16.0", |
#include <iostream> | |
#include <string> | |
int main() | |
{ | |
const std::string id = "#3"; | |
std::cout << "id // => " << id << std::endl; | |
std::cout << "id[0] // => " << id[0] << std::endl; | |
std::cout << "id.c_str() // => " << id.c_str() << std::endl; | |
std::cout << "(id.c_str() + 1) // => " << (id.c_str() + 1) << std::endl; |
# 詰めると1行(68文字) | |
# s="";(print c=%w(ズン ドコ).sample;s+=c)until s[/(ズン){4}ド/];puts"キ・ヨ・シ!” | |
# きれいに書くとこんなかんじ | |
dic = %w(ズン ドコ) | |
msg = "" | |
# 「ズンドコが完成していない」間はループが回る |
{ | |
"src": { | |
"styles": { | |
"dir": "source/assets/styles", | |
"entries": [ | |
"style.scss" | |
], | |
"include-paths": [ | |
"node_modules/font-awesome/scss", | |
"node_modules/normalize.css" |
\begin{align*}
d &= 11 - \Biggl( \sum^{11}{n=1} P_n \times Q_n \Biggr) \bmod 11 \
& \text{ただし,$\Biggl( \sum^{11}{n=1} P_n \times Q_n \Biggr) \bmod 11 \leq 1
class MyNumberValidator | |
def validate(num) | |
# write your code here... | |
end | |
end |
# app/models/concerns/multiparameter_attribute_assignment.rb | |
module MultiparameterAttributeAssignment | |
include ActiveModel::ForbiddenAttributesProtection | |
def initialize(params = {}) | |
assign_attributes(params) | |
end | |
def assign_attributes(new_attributes) |
package ${PACKAGE_NAME}; | |
import android.app.Activity; | |
import android.os.Bundle; | |
#parse("File Header.java") | |
public class ${NAME} extends Activity { | |
public static final String TAG = ${NAME}.class.getSimpleName(); | |
public void onCreate(Bundle savedInstanceState) { |