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// Base case // 1. Off the map // 2. Hit a wall // 3. Already visited // 4. It's the end const dirs = [ [1, 0], //top [0, 1], //right [-1, 0], //botto 阅读全文
posted @ 2023-07-22 19:21
Zhentiw
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Run the following code, found that for get & push & pop, it is O(1) time; But for shift/unshfit, it is O(n) time. In this cases, Javascript's [], is a 阅读全文
posted @ 2023-07-20 14:34
Zhentiw
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z-index property arranges how an element is stacked onto other positioned elements. At times you may set a z-index property on a child element to be l 阅读全文
posted @ 2023-07-20 00:45
Zhentiw
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You only require a few lines of CSS to enable a dark/light mode on your website. You just need to let browsers know that your website can display corr 阅读全文
posted @ 2023-07-20 00:44
Zhentiw
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This trick is inclined towards improving copy and paste experience for website users. Using user-select: all, you can enable easy text selection with 阅读全文
posted @ 2023-07-20 00:37
Zhentiw
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You don't have to get stuck on how the browser renders a numbered list. You can implement your own design utilizing counters(). Here's how: ul { margi 阅读全文
posted @ 2023-07-20 00:33
Zhentiw
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Try throttling to a slow internet in the browser Dev tools and visit a website made up of HD images like unsplash. That's how to experience the pain o 阅读全文
posted @ 2023-07-20 00:32
Zhentiw
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When working with positioned elements, you often write code like this: .some-element { position: absolute; top: 0; left: 0; right: 0; bottom: 0; } Thi 阅读全文
posted @ 2023-07-20 00:30
Zhentiw
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p.intro { width: 300px; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; /* Truncate when no. of lines exceed 3 */ overflow: 阅读全文
posted @ 2023-07-20 00:28
Zhentiw
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Using Linked list to implement a Queue. In javascript, if you want to push a item in front of an Array, it need to shift the rest of items, not good f 阅读全文
posted @ 2023-07-19 14:33
Zhentiw
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