kawakami-o3

import static hudson.util.Secret.decrypt

void printEntry(credential, attr) {
  def text = credential."${attr.toLowerCase()}".text()
  println("${attr}: ${text}")
}

def text = new File('/var/lib/jenkins/credentials.xml').text

def list = new XmlParser().parseText(text).domainCredentialsMap.entry.'java.util.concurrent.CopyOnWriteArrayList'.'*'

kawakami-o3

import os

def get_size_dir(path='.'):
    total_size = 0
    for dir_path in os.listdir(path):
        full_path = os.path.join(path, dir_path)
        if os.path.isfile(full_path):
            total_size += os.path.getsize(full_path)
        elif os.path.isdir(full_path):
            total_size += get_size_dir(full_path)

kawakami-o3

#include<stdio.h>
#include<stdlib.h>
#include<time.h>

#define N 10000
#define TRIAL 10000

typedef struct Cell {
    int value;
    struct Cell *next;

kawakami-o3

// https://linuxjm.osdn.jp/html/LDP_man-pages/man2/recvmmsg.2.html in Rust
//
// 1. Run a receiver.
//    $ cargo run
// 2. Send test data to a receiver.
//    $ while true; do echo $RANDOM > /dev/udp/127.0.0.1/1234; done

use std::mem;

use libc::*;

kawakami-o3

// Just an example.
#include<unistd.h>
int main() {
  write(1, "hello\n", 6);
}

kawakami-o3

  // Sort release blocker issues to the end.
  ri := x[i].Issue != nil && x[i].Issue.HasLabel("release-blocker")
  rj := x[j].Issue != nil && x[j].Issue.HasLabel("release-blocker")
  if ri != rj {
    return ri
  }

kawakami-o3

use std::rc::Rc;
use std::cell::RefCell;
/*
#[derive(Clone, Debug)]
struct Node {
    val: i32,
    ptr: Option<Rc<Node>>,
}

fn new_node(val: i32, ptr: Option<Rc<Node>>) -> Node {

kawakami-o3

#[derive(Debug)]
struct Hoge {
    a: i32,
    b: i32,
}   
    
fn main() {
    let mut v = Vec::new();
    v.push(Hoge{a: 1, b: 2});
    v.push(Hoge{a: 2, b: 4});

kawakami-o3

https://sizovs.net/2018/12/17/stop-learning-frameworks/

Evolutionary Architecture

Clean Code, Design Patterns, DDD

• https://qiita.com/kaz-yos/items/d1ecd4bfe9989c290e99
• https://htdp.org/2018-01-06/Book/index.html

Lean manufacturing principles

kawakami-o3

#!/bin/sh

current=`git log --oneline | wc | awk '{print $1}'`
sha1=`git log master --oneline | tail -$((current+1)) | head -1 | awk '{print $1}'`
git checkout $sha1