Zhentiw - 博客园

2022年9月8日

[Typescript challenge] 20. Medium - Chainable Options

摘要： Chainable options are commonly used in Javascript. But when we switch to TypeScript, can you properly type it? In this challenge, you need to type an 阅读全文

posted @ 2022-09-08 14:34 Zhentiw 阅读(93) 评论(0) 推荐(0)

[Typescript challenge] 19. Medium - Tuple to Union

摘要： Implement a generic TupleToUnion<T> which covers the values of a tuple to its values union. For example type Arr = ['1', '2', '3'] type Test = TupleTo 阅读全文

posted @ 2022-09-08 13:44 Zhentiw 阅读(55) 评论(0) 推荐(0)

[Typescript] 18. Medium - Deep Readonly

摘要： Implement a generic DeepReadonly<T> which make every parameter of an object - and its sub-objects recursively - readonly. You can assume that we are o 阅读全文

posted @ 2022-09-08 02:44 Zhentiw 阅读(70) 评论(0) 推荐(0)

[Typescript] 17. Medium - Readonly 2

摘要： Implement a generic MyReadonly2<T, K> which takes two type argument T and K. K specify the set of properties of T that should set to Readonly. When K 阅读全文

posted @ 2022-09-08 02:28 Zhentiw 阅读(46) 评论(0) 推荐(0)

2022年9月7日

[Go] Stack and Heap, Garbage Collections

摘要： Stack is dedicated to function Local variables are store in stack Deallocated after function completes Heap is persisten Carbage Collections Go is a c 阅读全文

posted @ 2022-09-07 16:17 Zhentiw 阅读(28) 评论(0) 推荐(0)

[Go] New

摘要： New is alernate way to create a variable new() function create a variable and returns a pointer to the variable Variable is initialized to zero packag 阅读全文

posted @ 2022-09-07 15:06 Zhentiw 阅读(24) 评论(0) 推荐(0)

[Algorithm] Min Max Stack

摘要： Write a MinMaxStack class for a Min Max Stack. The class should support: Pushing and popping values on and off the stack. Peeking at the value at the 阅读全文

posted @ 2022-09-07 14:26 Zhentiw 阅读(47) 评论(0) 推荐(0)

2022年9月6日

[Typescript Challenges] 16. Medium - Omit

摘要： Implement the built-in Omit<T, K> generic without using it. Constructs a type by picking all properties from T and then removing K For example interfa 阅读全文

posted @ 2022-09-06 15:03 Zhentiw 阅读(48) 评论(0) 推荐(0)

[Typescript Challenges] 15. Medium - Get return type of function

摘要： Implement the built-in ReturnType<T> generic without using it. For example const fn = (v: boolean) => { if (v) return 1 else return 2 } type a = MyRet 阅读全文

posted @ 2022-09-06 14:41 Zhentiw 阅读(38) 评论(0) 推荐(0)

[Go] Method

摘要： // User type User struct { ID int FirstName string } // Method func (u *User) describe() string { desc := fmt.Sprintf("Name %s", u.FirstName) return d 阅读全文

posted @ 2022-09-06 02:31 Zhentiw 阅读(26) 评论(0) 推荐(0)

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