terashim

PHP配列の添え字が連番になっていないと json_encode() でJSONオブジェクトに変換される。

$x = [0 => 'a', 1 => 'b'];
echo json_encode($x);
# => ["a","b"]

$x = [0 => 'a', 2 => 'b'];
echo json_encode($x);
# => {"0":"a","2":"b"}

terashim

<?php
/**
 * 配列とオブジェクトのそれぞれに対して
 * 比較演算子 `==` と一致演算子 `===` の挙動を確認する
 */

// 配列
$a = ["value" => 1];
$b = ["value" => 1];

terashim

"""PythonでGoogleの認証についての状態を検証する
"""

import os
import google.auth
import google.auth.transport.requests
from google.auth.exceptions import DefaultCredentialsError


def get_tokeninfo():

terashim

#' ---
#' title: "scales::comma() のデフォルト accuracy の挙動確認"
#' author: terashim
#' output:
#'   html_document:
#'     keep_md: true
#' ---

#' ### accuracy を明示的に指定
scales::comma(c(0L, 1L), accuracy = 1)

terashim

def ifnone(x, y):
    return y if x is None else x

terashim

# Sys.setenv の副作用を検証

local({
  x <- 1
  Sys.setenv(MYENVVAR = x)
})

x
#> error
# 変数はローカル

terashim

x = {"a": 1}
{**x, "b": 10}
# {'a': 1, 'b': 10}

lst = [{"a": 1}, {"a": 2}]
list(map(lambda x: {**x, "b": 10}, lst))
# [{'a': 1, 'b': 10}, {'a': 2, 'b': 10}]

terashim

---
title: "Target Markdown の検証"
author: "@terashim_"
date: "2021-06-08"
output: html_document
---

```{r setup, include = FALSE}
knitr::opts_chunk$set(collapse = TRUE, comment = "#>",
                      tar_interactive = FALSE)

terashim

# check Laravel cache files permission
cd /path/to/laravel/root/directory
find storage/framework/cache -printf "%y %4m %8u %8g %p\n"

# output example
#> d 2775   apache  laravel storage/framework/cache
#> d 2775   apache  laravel storage/framework/cache/data
#> f  664   apache  laravel storage/framework/cache/data/.gitignore
#> d 2755 ec2-user  laravel storage/framework/cache/data/47
#> d 2755 ec2-user  laravel storage/framework/cache/data/47/13

terashim

#!/usr/bin/env bash
#
# Down all running Docker Compose projects
#

docker ps --filter "label=com.docker.compose.project" -q |\
  xargs docker inspect |\
  jq -r 'map( .Config.Labels ) |
    map({"
      project": ."com.docker.compose.project",