{"version":"1.0","type":"rich","provider_url":"https://hatena.blog","title":" Scalar::Util \u306e weaken()","provider_name":"Hatena Blog","blog_title":"daily dayflower","description":"Shibuya.pm #9 \u3067\u306e id:lestrrat \u3055\u3093\u306e\u767a\u8868 \u3067\u306e\u8cea\u7591\u5fdc\u7b54\u306b\u304a\u3044\u3066 id:dankogai \u6c0f weak references \u306e\u5b9f\u88c5\u306f\u3069\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304b\uff1f id:lestrrat \u6c0f \u3042\u30fc\u6e96\u5099\u3057\u3066\u304f\u308b\u306e\u5fd8\u308c\u307e\u3057\u305f\u3002Scalar::Util \u306e Util.xs \u3092\u898b\u3066\u304f\u3060\u3055\u3044 :) \u3068\u3044\u3046\u3084\u308a\u3068\u308a\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u305d\u306e\u6642*1\u306f weak reference \u306e\u53c2\u7167\u5148\u306e REFCNT \u3092 decrement \u3057\u3066\u3044\u308b\u300c\u3060\u3051\u300d\u3058\u3083\u306a\u3044\u306e\uff1f \u3068\uff08\u3042\u3055\u306f\u304b\u306b\u3082\uff09\u601d\u3063\u305f\u3093\u3067\u3059\u304c\uff0c\u5b9f\u88c5\u3092\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002\u5b9f\u969b\u306b\u306f\u300c\u305d\u308c\u3060\u3051\u300d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\uff0c\u3068\u3002 \u4ee5\u4e0b REFCNT \u3068\u304b MA\u2026","image_url":null,"url":"https://dayflower.hatenablog.com/entry/20080703/1215151469","author_url":"https://blog.hatena.ne.jp/dayflower/","categories":["perl"],"author_name":"dayflower","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdayflower.hatenablog.com%2Fentry%2F20080703%2F1215151469\" title=\" Scalar::Util \u306e weaken() - daily dayflower\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://dayflower.hatenablog.com/","width":"100%","published":"2008-07-03 15:04:29"}