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<!-- normal list --> <ul> <li>Here's a thing</li> <li>Another thing</li> <li>More things</li> <li><a href="#">A link in a thing</a></li> </ul> <!-- or 阅读全文
posted @ 2022-10-24 18:07
Zhentiw
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Implement a type IsTuple, which takes an input type T and returns whether T is tuple type. For example: type case1 = IsTuple<[number]> // true type ca 阅读全文
posted @ 2022-10-23 20:45
Zhentiw
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In This Challenge, You should implement a type Zip<T, U>, T and U must be Tuple type exp = Zip<[1, 2], [true, false]> // expected to be [[1, true], [2 阅读全文
posted @ 2022-10-23 20:38
Zhentiw
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Implement type AllCombinations<S> that return all combinations of strings which use characters from S at most once. For example: type AllCombinations_ 阅读全文
posted @ 2022-10-23 02:34
Zhentiw
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In This Challenge, You should implement a type GreaterThan<T, U> like T > U Negative numbers do not need to be considered. For example GreaterThan<2, 阅读全文
posted @ 2022-10-23 02:04
Zhentiw
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// begin lesson code import { interval, fromEvent, of } from 'rxjs'; import { scan, mapTo, takeWhile, takeUntil, tap, startWith, endWith } from 'rxjs/ 阅读全文
posted @ 2022-10-22 16:43
Zhentiw
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// begin lesson code import { fromEvent, partition } from 'rxjs'; import { filter, pluck } from 'rxjs/operators'; const MOVE_SPEED = 20; let leftPosit 阅读全文
posted @ 2022-10-22 16:31
Zhentiw
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const onDestroy$ = new Subject(); fromEvent(document, 'click').pipe( map((event: any) => ({ x: event.clientX, y: event.clientY })), takeUntil(onDestro 阅读全文
posted @ 2022-10-22 16:20
Zhentiw
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/* * From */ click$.pipe( mergeMapTo(throwError({ status: 400, message: 'Server error' }).pipe( retryWhen(attempts => { return attempts.pipe( mergeMap 阅读全文
posted @ 2022-10-22 16:13
Zhentiw
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You can do some really, really neat stuff with assertion functions inside classes. Here, we assert that the user is logged in and get proper inference 阅读全文
posted @ 2022-10-22 02:23
Zhentiw
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