{"description":"VisualWorks\u3067\u753b\u50cf\u306e\u30b0\u30ec\u30a4\u30b9\u30b1\u30fc\u30eb\u51e6\u7406\u3092\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002\u4eca\u56de\u3082sumim\u3055\u3093\u306b\u304a\u4e16\u8a71\u306b\u306a\u308a\u307e\u3057\u305f.... | img newImage | img := (ImageReader fromFile: '/path/to/your/image/file') image. newImage := img copyEmpty. img pixelsDo: [:x :y | | pxColor rgbAve newPxColor | pxColor := img valueAtPoint: x@y. rgbAve := (pxColor red + pxColor green + pxCol\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech-blog.pocket7878.com%2Fentry%2F20110224%2F1298558691\" title=\"VisualWorks\u3067\u753b\u50cf\u30b0\u30ec\u30a4\u30b9\u30b1\u30fc\u30eb\u51e6\u7406~\u5e73\u5747\u5024\u6cd5~ - Let&#39;s write \u03b2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2011-02-24 23:44:51","author_name":"Pocket7878_dev","type":"rich","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","blog_url":"https://tech-blog.pocket7878.com/","version":"1.0","image_url":null,"blog_title":"Let's write \u03b2","height":"190","width":"100%","categories":["Smalltalk"],"author_url":"https://blog.hatena.ne.jp/Pocket7878_dev/","url":"https://tech-blog.pocket7878.com/entry/20110224/1298558691","title":"VisualWorks\u3067\u753b\u50cf\u30b0\u30ec\u30a4\u30b9\u30b1\u30fc\u30eb\u51e6\u7406~\u5e73\u5747\u5024\u6cd5~"}