写博客是好事,但应该尽量严谨些 - V2EX
strawhat7
V2EX    2018

写博客是好事,但应该尽量严谨些

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  •   strawhat7 May 23, 2018 3287 views
    This topic created in 2917 days ago, the information mentioned may be changed or developed.

    今天看到一篇博客讲链表和数组的优劣,里面有这样一句话:“按值查找时,若数组无序,数组和链表时间复杂度均为 O(1)”。这句话明显是错的,链表不管有序无序,不管是按值还是按序,时间复杂度都是 O(n)。 我觉得写博客是好事,但还是要尽量严谨一些,起码不要出现这么明显的错误,不要给别人造成误导和困惑。

    8 replies    2018-05-23 15:09:05 +08:00
    xiazaizhe
        1
    xiazaizhe  
       May 23, 2018
    可能他自己都没搞明白
    we000
        2
    we000  
       May 23, 2018   2
    可能 TA 就是理解错了, 大家每天都说错话, 好多人喜欢看的阮一峰也是低级错误不断, 上网甚至人生本来就是个垃圾堆里淘金的过程.

    我的好的标准是知错能改, 不要像那谁一样一堆错误还从不改就行.
    zhusimaji
        3
    zhusimaji  
       May 23, 2018   3
    楼主有心的话可以给他评论一下,指出问题
    nl101531
        4
    nl101531  
       May 23, 2018   6
    很多自学的人一路走过来,坑坑绊绊都靠自己,这个过程中难免会有错误,有留言的话指正下就好了,都是过来人。。。
    R18
        5
    R18  
       May 23, 2018 via Android
    今天刚看了 php 中数组的实现及 hashTable 的哈希冲突,里面就讲到哈希退化到链表时间复杂度就成了 O(n)
    strawhat7
        6
    strawhat7  
    OP
       May 23, 2018
    是的,我去留言了,指出了这个错误。
    Shura
        7
    Shura  
       May 23, 2018
    写博客的一个目的就是让别人指出自己的错误。
    mosesyou
        8
    mosesyou  
       May 23, 2018
    让别人指出错误,挺好的
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