x是一个数组。我用console.log(x)输出结果为['value']但是当我用console.log(typeofx)检查x的类型时,它显示为对象。为什么呢?
2023-11-06回答次数:1访问次数:297
我想要一种更简洁的方法来获取以下功能,以在一个块中捕获AError和BError:try{/*something*/}catch(AError,BError$e){handler1($e)}catch(Exception$e){handler2($e)}有什么办法可以做到这一点吗?还是我必须单独捕获它们?AError和Berror有一个共享基类,但它们也与我想落入handler2的其他类型共享,所
2023-10-14回答次数:2访问次数:278
我有一些异步(I/O绑定)任务要做,然后我想用Chai来assert返回的值。而不是写像这样的一段代码:expect(awaittaskA.someAsync()).to.be.eq(something);expect(awaittaskB.someAsync()).to.be.eq(something);我想要等待所有任务完成,使用awaitPromise.all([taskA.someAsyn
2023-09-16回答次数:1访问次数:191
如果我有组件LogoutButton.vueexportdefault{data(){return{}},methods:{Logout(){console.log("something")}}}</script><template><button@click="Logout">Logout</button>&
2023-09-12回答次数:1访问次数:210
我有一个URL字符串,类似于https://example.com/path/?welcome_screen=1&email_address=something+else@example.com在PHP中,我调用<?phpecho$_GET['email_address'];?>这将产生somethingelse@example.com具体来说,电子邮件地址中的+被替换成了空格
2023-09-09回答次数:1访问次数:198
Python pass的用法:空语句 do nothing保证格式完整保证语义完整以if语句为例,在c或c++/Java中:if(true) ; //do nothing else { //do something }对应于Python就要这样写:if true: pass #do&nbs
2017-01-09评论:0访问次数:271
Python pass的用法:空语句 do nothing保证格式完整保证语义完整以if语句为例,在c或c++/Java中:if(true) ; //do nothing else { //do something }对应于Python就要这样写:if true: pass #do&nbs
2017-01-12评论:0访问次数:269
本文实例讲述了PHP通过引用传递参数用法。分享给大家供大家参考,具体如下:先看一个手册上的示例:<?php function add_some_extra(&$string) // 引入变量,使用同一个存储地址 { $string .= 'and something extra.
2016-12-22评论:0访问次数:192
事件委托,ajax载入新dom之前js就加载完了,事件当然没有绑定到新载入的dom上。举个例子,如果ajax载入了一个<span class="load"></span>这个时候如果你的js中写了$('.load').on('click',function(){ do something...});事件是绑定不上
2016-10-31评论:0访问次数:588
本文实例讲述了模板视图和AngularJS之间冲突的解决方法。分享给大家供大家参考,具体如下:问题:在php的mvc视图中,我们需要在加载的过程中传递一些数据给模板:如:这里是某个 controller$data['users'] = {something from databases}; $this->load->view(
2017-01-07评论:0访问次数:575
假设我有这个结构:typemystructstruct{astring`json:"a"`}但是我收到了以下形式的回复:{"a":"something","b":"something","c":"something"}即字段比预期多,但我们只想要字段a。在golang中将响应解组到mystruct是否安全/允许?
2024-02-09评论:访问次数:282
I've been coding for a while now, mostly in Python and JavaScript. I've built web apps, scripts, and even dabbled in machine learning. But I was craving something a bit more low-level, something that would get my hands dirty with systems and networking. G
2024-07-30评论:访问次数:417
I was thinking a bit about the different ways in which nil works in go, and how sometimes, something can be both nil and not nil at the same time. Here is a little example of something that can be a nil pointer, but not a nil interface. Let's walk throug
2024-07-18评论:访问次数:483
Crypto investors are finally learning that the biggest gains are often hidden in coins that offer something new to the market.
2024-07-31评论:访问次数:399
Something intriguing has happened with Dogecoin [DOGE], and market participants should watch this. According to AMBCrypto’s analysis, the memecoin’s 24-hou...
2024-07-19评论:访问次数:509