{"provider_name":"Hatena Blog","version":"1.0","provider_url":"https://hatena.blog","type":"rich","blog_url":"https://hirotanifuji.hatenablog.com/","published":"2021-09-19 18:00:28","description":"\u306f\u3058\u3081\u306b \u554f\u984c\u306e\u6574\u7406 \u89e3\u6c7a\u65b9\u6cd5 \u3055\u3044\u3054\u306b \u306f\u3058\u3081\u306b \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u8c37\u85e4\u3067\u3059\u3002 \u4eca\u56de\u306f\u3001Flutter \u306e Null Safety \u5bfe\u5fdc\u6642\u306b\u79c1\u304c\u906d\u9047\u3057\u305f\u30bf\u30a4\u30c8\u30eb\u306b\u8a18\u8f09\u306e\u30a8\u30e9\u30fc\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 \u203b Null Safety \u5bfe\u5fdc\u306b\u3064\u3044\u3066\u306e\u8a73\u3057\u3044\u8aac\u660e\u306f\u3053\u3053\u3067\u306f\u3057\u307e\u305b\u3093\u3002\u3053\u3061\u3089\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002 dart.dev \u554f\u984c\u306e\u6574\u7406 dependencies \u3092 null safety \u5bfe\u5fdc\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3057\u305f\u5f8c\u306b\u3001dart migrate\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002 \u89e3\u6c7a\u65b9\u6cd5 dart migrate --help\u3092\u5b9f\u884c\u3057\u3066\u30d8\u30eb\u30d7\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 analysis err\u2026","author_url":"https://blog.hatena.ne.jp/HiroTanifuji/","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhirotanifuji.hatenablog.com%2Fentry%2F2021%2F09%2F19%2F180028\" title=\"Flutter \u306e Null Safety \u5bfe\u5fdc\u6642\u306b\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\uff08The migration tool didn&#39;t start, due to analysis errors.\uff09\u3092\u89e3\u6c7a\u3059\u308b - Hiro\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://hirotanifuji.hatenablog.com/entry/2021/09/19/180028","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/H/HiroTanifuji/20210919/20210919172628.png","title":"Flutter \u306e Null Safety \u5bfe\u5fdc\u6642\u306b\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\uff08The migration tool didn't start, due to analysis errors.\uff09\u3092\u89e3\u6c7a\u3059\u308b","blog_title":"Hiro\u306e\u30d6\u30ed\u30b0","author_name":"HiroTanifuji","categories":[],"height":"190"}