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reactjs - Webpack5 config error: An appropriate loader to handle this file type

I'm trying to migrate webpack4 to webpack5. My project has both react and typescript files. I'm running into below ... devServer: { historyApiFallback: true, port: 8888 } } };...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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577 views

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vue element-ui的input 监听绑定的值，值改变了，视图不更新是为什么

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asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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357 views

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CI框架集成phpCAS，session冲突

CI自带的session是采用的配置文件中自动加载，然后phpCAS中也用到了session？将CI框架中的session取消加载，CAS就可以用了，然后项目中的session就用不了了，僵局怎么破？### 问题描述...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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798 views

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ios - Contextual closure type '(Data?, URLResponse?, Error?) -> Void' expects 3 arguments, but 1 was used in closure body

I am following this tutorial but getting this error: Contextual closure type '(Data?, URLResponse?, Error?) -> Void' ... error): completion(.failure(.apiError)) } }.resume() }...

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

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404 views

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javascript - How to change height of GAS iframe (in WordPress) using iframe-resizer

I want to add iframe of my Google Application Script Web to WordPress site. I want to get rid of the scroll bar. See ... /ajax/libs/iframe-resizer/4.2.11/iframeResizer.min.js'); }...

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

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902 views

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nginx 日志可以打印请求实际被转发的路径吗

nginx配置了几个location时，如果报错，怎么确定是不是正确匹配到了想要的location，或者是location中路径配置有错误。...

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

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550 views

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three.js y轴如何360度旋转

three.js 用这个方法控制镜头旋转 controls = new THREE.OrbitControls( camera, renderer.domElement ); // 如果使用animate方法时，将此函数删除 //controls.addEventListener ... 转，转到180度会卡住，水平方向可以360度旋转，有什么好的解决方法？...

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

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310 views

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No space left on device fatal: index-pack failed

自从昨天更新了Catalina 10.15.5版本以及Xcode更新11版本之后 Xcode Build项目偶尔就会出现磁盘空间不足的问题 Pod安装依赖也会出现这个提示导致无法更新但是我十分确定磁盘空间是足够的为此我甚至尝试了重装系统 ... 如下似乎也没有问题（我又重新安装了一遍系统，所以用终端打的命令，现在连下载xcode都会提示空间不足了）：...

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

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257 views

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android - Implement onBackPressed for 2 fragments

I've looked at multiple questions, haven't found solution yet. I've youtube player SDK imported and a webview. One ... .canGoBack()' on a null object reference" and app crashes...

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

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460 views

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next+ts引入sass模块化报错

文件配置 // next.config.js const withSass = require('@zeit/next-sass') module.exports = withSass({ cssModules: true }) // .babelrc { "presets": [ " ... 题这样写运行代码没有任何问题，但是在编辑器内会有下划线提示错误...

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

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249 views

1 answer

r - creating dataframe from filtering and subsetting separate dataframe?

I have the following dataframe (X1), from which I want to create a new dataframe to include only the year and the PopTotal ... : year PopTotal 2010 123 2011 456 ... ... 2050 789...

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

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543 views

1 answer

dfa - Use hypothesis to distinguish between automata and python function

I have a python function which describes Language L which gets a word and returns True in case that the word is in ... hypothesis in my code programaticly and not as a test. Thanks...

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

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332 views

1 answer

ios - NSAttributedString with icon and multiple alignments

I have an attributed string that I would like to present on one label with multiple alignments, e.g. one part on ... achieved? What do I need to consider with the locations/ranges?...

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

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462 views

1 answer

请教大厂和外包公司工作模式的差异？

各位大佬。现在在大厂的工作模式是专门负责一个模块或者一个组件去做调优。还是跟外包公司一样大而全的什么功能都做，只不过性能指标要求高一点？...

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

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235 views

1 answer

Google Cloud Python Lib - Get Entity By ID or Key

I've been working on a python3 script that is given an Entity Id as a command line argument. I need to ... /latest/queries.html and other similar pages of the same documentation....

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

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447 views

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angular7使用ng2-pdf-viewer可以运行但是页面报错

如图，angular7需要pdf预览，选择npm? ng2-pdf-viewer ，可以运行，但是页面报了如图这个错误（Promise.allSettled is not a function ? ? at MessageHandler._deleteStreamController） ... 项目的版本不能动，因此想问下除了升级版本还有其他解决方法么?...

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

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577 views

1 answer

怎么获取element-ui表格选中行的DOM并进行操作? 类似于this.$refs这样的形式操作

问题描述 element-ui渲染的table列表中, 选中会默认增加一个current-row的class样式, 现在需要在这个样式展示1S后移除掉...求大佬指点一下...

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

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578 views

1 answer

Vue-router addRoutes添加路由后还是跳转404

router.js export const constantRoutes: RouteConfig[] = [ { path: '/login', component: () => import(/* webpackChunkName: "login" */ '@/views/ ... 路由地址，但是页面刷新的时候，还是会跳转到404页面求指教啊...

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

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490 views

1 answer

ref 需不需要作为依赖参数传给 useCallback 或者 useMemo

问题描述在 react 官网的 Hooks FAQ 中有一些关于 useCallback 用法的例子，比如自定义的 useEventCallback 函数，其中会在 useCallback 的依赖参数中加入 ref 可是 useRef 返回的 ref 不是在函 ... 想问问各位大佬们 ref 作为依赖参数的意义，以及什么时候场景下会有 ref 的变更？...

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

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464 views

1 answer

如何高效率的让模型某一部分进行红色闪烁？

如何高效率的让模型某一部分进行红色闪烁？比如说指定一些dbid、红色、一秒一次，然后让模型出现这个效果，怎么做？似乎clearThemingColors方法效率比较低...

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

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825 views

1 answer

logstash grok 字段是怎么新增的？

filebeat 收集日志发送给 logstash input { beats { port => 5044 ssl => false } } filter { grok { match => { "message", "%{HOUR ... " => "FUNCTION zh.nvl does not exist" 我用的都是7.8的版本 ...

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

0 votes

382 views

1 answer

for循环数据量很大，很卡

现在有一个功能是先去找数据库需要抓取的数据然后 for循环，先调用第三方的接口，然后操作一下，入库最后for循环完了一次性提交事物这回导致很卡，有什么办法吗...

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

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313 views

1 answer

Makefile/Cmake hide "conflicting types" error

I am trying to compile a program in CLion and am getting the error "conflicting types" and "previous declaration of... ... way to hide this error with some cmake flag or something....

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

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227 views

1 answer

reactjs - Function setTimeout not working after other clicks

I have created a simple toast, it working in the first time, but when i click it a second time it doesn't work and I have no ... ='product'> {this.state.toast} </div> </> ) } }...

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

0 votes

447 views

1 answer

纯文本，哪种格式体积最小

我有一个超大的纯文本文件，需要浏览器下载并解析，请问使用哪种格式可以压缩的最小？目前测试过json和csv，csv比json更小，请问还有更小的格式么？...

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

0 votes

310 views

1 answer

element-ui和vue报错 '$options' of undefined是什么原因

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

0 votes

141 views

1 answer

javascript - Fetch won't return any results

I have never used fetch before, and have followed the documentation, however, no results are being returned from my backend. When ... 'Content-Type': 'application/json'} }) ); });...

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

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222 views

1 answer

mongo删除集合失败，是为什么？

show tables看不到集合名称，但是sh.status()还可以看到集合的信息...

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

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