伪代码中的“!”是什么意思? 我知道“!”代表阶乘,但我无法翻译它 [英]What does “!” mean in pseudo-code? I know “!” stands for factorial but I can't translate it
试图更改活动标签颜色,不知道我在代码中做错了什么 [英]Trying to change active tab color, don't know what I am doing wrong in my code
我不知道该怎么办:“错误类型错误:this.allCities.filter”不是函数,这意味着“filter()”不是函数? [英]I don't know what to do about this: "ERROR TypeError: this.allCities.filter" is not a function, wthat means that "filter()" is not a function?
discord.js 我的代码不起作用,在终端显示 typeError 但我不知道出了什么问题 [英]discord.js my code isn't working, in the terminal it says typeError but I don't know what went wrong