現行香港餐館禁止狗隻進入的法律，是在1994年，由當時英屬香港市政局與區域市政局分別立法寫進各自轄區的《食物業附例》。2000年元旦，特區政府廢除市級議會——當時輿論通稱「殺局」——立法權收歸立法會，與飲食業相關的行政和執法權劃歸食物環境衛生署，區域市政局版本的附例過度成今天的《食物業規例》。
Here's the equivalent with the new API:，详情可参考51吃瓜
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When using the probability matrix to pick from the candidate set, it is important that the candidate array be sorted in advance. Not doing so will fail to preserve the patterns distinctive of ordered dithering. A good approach is to sort the candidate colours by luminance, or the measure of a colour’s lightness4. When this is done, we effectively minimise the contrast between successive candidates in the array, making it easier to observe the pattern embedded the matrix.
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