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rollup在external中配置npm包名称，项目中就可以使用esm的模块规范，否则就只能使用commonjs规范？

背景使用rollup进行打包，打包过程报错'default' is not exported by ../../node_modules/js-cookie/src/js.cookie.js, imported by ../acn- ... require('./dist/js.cookie'),为何可以同时支持esm和requirejs规范导入？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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date - how to convert 23/1/17 to 23/01/2017 in a row of csv file with unix?

I am looking for how to convert all dates in a csv file row into this format ? example I want to convert 23/1/17 to 23/01 ... 23/01/2017 17/08/2018 01/01/2002 05/06/2003 18/05/2019...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue created中发送请求并将请求到的数据渲染到dom

### 问题描述 ### 问题出现的环境背景及自己尝试过哪些方法 ### 相关代码粘贴代码文本（请勿用截图） <template> <span>{{ tableDataDep }}</span> </template> export ... } ### 你期待的结果是什么？实际看到的错误信息又是什么？ tableDataDep并没有渲染到dom...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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go 判断文件的问题

写了一个文件遍历的，发现死循环排查问题发现是 s.IsDir() 问题 if s, err := os.Stat(path); err==nil{ // 抛出错误 }else{ return s.IsDir ... 1-5-18 ### $Recycle.Bin FAIL Cherry/Core/Choreser 3.454s ...... 无数相同输出...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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下拉option可以设置最大高度吗，超出显示滚动条

下拉option可以设置最大高度吗，超出显示滚动条...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Python: Combining unique values in list of dicts where keys are the same?

I'm not sure if I am asking the question in the right way, but this is my issue: I have a list of dicts ... final string. Could you help me understand how to approach this problem?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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React 如何实现组件顺序调换

页面设计如图所示，组件1，2，3都是自定义组件，想通过一定条件比如点击按钮、拖拽，调换某两个组件的位置，代码应该如何设计呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue.js - bryntum scheduler showCheckAll doesn't work

the code of the config : columns: [ { type : 'check', //text: "selectionner tout", showCheckAll : true, listeners ... !! I tried working with selectionMode but it also doesn't work...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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nginx如何配置直接返回400状态码？

现在有个需求，需要让nginx在某个端口下直接返回400状态码，请问如何实现？例如现在要在1234端口直接返回400错误码，应该如何配置nginx？ server { listen 1234; location / { index =400; #这么配置不对 } }...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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前端开发必读的书籍

有没有哪位大佬推荐几本前端很有必要看看的技术书籍。...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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关于flutter动画的一个问题

假设要实现一个这样的动画：看网上的很多教程都是不同属性动画值的例子，要是这种一个值在一个动画中发生了一种以上变化的情况应该怎么写？ opacity = Tween(begin: 0.0, end: 1 ... , curve: Interval(0.0, 0.5, curve: Curves.ease) )); // 缺少了width的后半段动画...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reference - SolidWorks VBA - Translating API Help into useable code

I'd like to do what feels like a fairly simple task, and I've found the specific API Help pages which should make it clear, ... - as I said, I'm fairly new to this coding thing......

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何做图片响应请求？

URL获取图片如下： http://localhost:7001/getFile/20201030/jpeg/LH4U0X42_1604047215470.jpeg 希望可以通过url打开或下载图片后端除了设置ctx.set('content-type', 'image/jpeg'); 返回体要怎么设？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.9k views

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H5唤起对应app，安卓手机无法直接唤起？

现在h5在android中唤起app的方式是通过urlScheme，但是在微信中这种方法没办法直接唤起，有没有什么其它方法可以在微信中直接唤起app？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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为什么position: absolute的包含块是第一个非static的祖先？

position: static;的祖先元素为何不能作为position: absolute;的参照系？这个规定背后的原理是什么呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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为什么PDOException不能被set_error_handler、set_exception_handler所捕获

入口文件注册错误处理机制 // 设定报错级别为全部 error_reporting(E_ALL); // 设定错误日志记录文件 ini_set('error_log',SYSTEM_LOGS_DIR.date("Ymd") . ... , E_PARSE]); } } // 注册自定义错误处理 ErrorCatch::register();...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.7k views

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laravel - .htaccess 404 error with webp conversion in October CMS plug-in

Having difficulties with a third-party plug-in ("ResponsiveImages") in October CMS. The plugin converts images to webp. Some images are ... </h2> </a> </div> </div> </div>...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如下js，“在为您转接人工服务，请稍候...",为什么没有自动消失啊，而是在屏幕显示出来了？

<!DOCTYPE html> <html> <head> <script src="lib/jquery-3.4.1.min.js" ></script> <script src="lib/zepto.js" ></script> </ ... (function() { $(this).remove(); }, 2000); }) </script>...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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http 跨域，复杂请求的怎么解决

常规情况下跨域，只需要服务端设置响应头即可 res.header('Access-Control-Allow-Origin', 'http://localhost:3001'); // * 这个情况，普通的get请求已经解决，但是但在post ... 2020-02-03", }, ], }); }); option截图 post 复杂请求截图报错截图...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.5k views

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java - Figuring out the efficiency of this method

I have come across while developing my program in Java. I need to figure out how efficient this method is in Big-O notation ... .length) { result = array[first]; } return result; }...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.9k views

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winapi - How does WaitOnAddress / WakeByAddressAll / WakeByAddresSingle work

Can anyone tell me how WaitOnAddress / WakeByAddressSingle / WakeByAddressAll works internally ? From a MS blog-article I noted that it works with least kernel-intervention....

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.5k views

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配置了webpack别名编译器还是识别不了

如上图，webpack和tsconfig都已经配置，编译也可以通过，但是编辑器上还是报红线，是什么原因？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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关于浏览器空闲的时候，到底是什么时候？

最近看webpack里面的 webpackPreload 和webpackPrefetch 别人文章里说预拉取webpackPrefetch的文件是在浏览器空闲的时候下载，那浏览器什么时候算是空闲？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - InvalidOperationException: Cannot provide a value for property '_clientFactory' on type 'CoronaAppCsarp.Pages.Index'

I am creating this Corona app using this api: https://covid19.mathdro.id/api. I have created a component for cards to ... it? If yes I would really appreciate your help! Thank you!...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - CALayer: create broken ellipse with round edges?

Here is my code to add an elliptic CALayer to a UIView: let circleLayer = CAShapeLayer() circleLayer.path = UIBezierPath( ... you help me getting this? Thank you for your help!...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Where is directory path to SQL Server?

I don't understand where I can find the SQL Server drive. I can't import any file to SQL Server with BULK ... Why other people insert files with the absolute address? Thank you....

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何阻止别人查看你网站的源代码

如下： view-source:https://www.baidu.com/ 就能看到百度首页的代码，有什么方法可以阻止用户看到理论上在服务器如果阻止了，浏览器get不到html代码，就无法显示给用户，那有没有这么一种协议：代码只能浏览器解析，对其它用户不可见呢...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.5k views

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关于springboot bean 一切都是bean

说是springboot中一切都是bean，是指能写成bean的类都要写成bean吗？譬如我有一个统一的返回类 public class Response{}，那么应该注册这个bean，然后再controller中@Autowired吗，我都是 ... 哪一种？或是根据不同的class，某些特性的class需要使用bean装配，某些适合直接new？...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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