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1.2k views

1 answer

需求是希望打包后能打出一个config.js文件，里面有host，可以随便修改开发的时候有多个环境的配置文件 // dev.js window.api = 'https://www.baidu.com/api/dev' // test.js ... 搜索替换host，如12.12.12.12，这样比较麻烦，希望能在dist目录下能有一个配置文件，直接修改...

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

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893 views

1 answer

css - How can i make elements to be inline in col class in bootstrap

I have this layout <div class="container-fluid header"> <div class="row"> <div class="col-md-4"> <label> ... this and to preserve the responsivness of the col bootstrap class ?...

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

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1.2k views

1 answer

reactjs - Render PDF output from JSPDF onto webpage in React

I'm planning to build a whole PDF manually with JsPDF since converting React Component is too messy at ... toDataUrl context.toDataUrl Any guidance would be appreciated. Thanks...

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

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1.4k views

1 answer

请问这个页面为什么要这么写？

做爬虫的时候遇到这样一个网页，如图，把一部分网页标签和代码当成了网页内容写进去，比如<span>等，这和我之前见过的网页不一样，请问为什么要这样写呢？...

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

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1.8k views

1 answer

nlp - How to process similar notations with Python?

I have list with keywords and their corresponding searchvolumes as CSV file. Keywords are in german language. Some ... some VBA and Google App scripts, they fail miserably....

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

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2.0k views

1 answer

HOOK组件内使用useRef作用于隐藏的Input为什么会导致ref失效？

https://preview.pro.ant.desig... v4预览版，【个人中心】菜单栏下，【标签】这个组件，后边那个+图标点击之后Input没有自动获取到焦点，所以导致失去焦点隐藏Input也失效，必须手动获取下焦点在失去才有效 ... Pro 版本: [e.g. 4.0.0] umi 版本浏览器环境开发环境 [e.g. mac OS]...

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

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2.7k views

1 answer

Jupyter运行matlab时中文乱码，该怎么办？

运行python，除了调用matplotlib时，中文显示都正常。...

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

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3.5k views

1 answer

Get variable value from PHP in AJAX

I'm trying to catch a PHP variable in AJAX, but I'm not having much luck. myCode.php <?php //myFunction ... and then get $status when I execute initiate_delete? Thanks in advance....

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

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3.7k views

1 answer

python如何处理多个命令同时执行

现在有个需求，启动某脚本时需要启用定时执行某脚本某方法，同时要启动一个simplehttpserver，启动后还要打开浏览器访问该页面。现在这三个脚本是分开执行的，如果想在一个脚本里完成，需要怎么实现？...

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

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3.4k views

1 answer

windows - Replace First Occurrence Only of Pipe Character in String

I need to remove an extra pipe character at the end of header row of a pipe delimited csv file with sed. The ... get the syntax correct. Any suggestion on how to accomplish this?...

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

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3.6k views

1 answer

asciidoc, doctoolchain, target github readme.adoc - how to export asciidoc file containing includes into ONE file without include?

GitHub supports asciidoc readme files, but it looks like "include" is not supported. I want to use doctoolchain ... ? The doctoolchain build folder contains only the target files....

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

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3.2k views

1 answer

关于js异步的问题

是否一般的函数执行就可以说是阻塞的，同步执行的？比如： const sync = function() { let a = 1 let b = 2 let c = 3 } 也即是说，在这3行赋值语句执行完成之前，函数外 ... ) { ... var a = 0 a = new_sync2() console.log(a)// will be 1 ... }...

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

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3.6k views

1 answer

c# - Can I get Exception Error from the Method I am running?

Is there a way I can get the exception to be fed in BeforeAfterTestAttribute? My goal is to log out the Method error if ... what is not working. is there any way to achieve this?...

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

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4.0k views

1 answer

Violation of UNIQUE KEY constraint cannot insert duplicate key in object but there are no duplicates

I have a problem, when inserting information in a table it brings back an error that already exists in the table. The ... S.: Sorry for my English, I'm writing from Argentina....

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

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4.0k views

1 answer

vscode 代码提示突然只显示一条了....，是我设置有问题吗？？？

底下这个才是正常的，这是用insiders版本打开的...

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

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4.1k views

1 answer

javascript - I got a problem with the render, can you explain to me please?

I'm new on the language and i need to do something for friday, So there is my problem : /App.js: JSX value should ... } } export default App; const styles = StyleSheet.create({ });...

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

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3.8k views

1 answer

有多少人在用低代码开发平台的？来说说使用的感受！

感觉最近看到挺多在使用这类平台的，这个开发效果怎么样，有没有正在使用的，可以给到一些建议？...

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

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5.6k views

1 answer

Java多模块项目，分离打包后统一异常处理失效

问题描述：项目是基于SpringBoot的多模块项目，main方法在manage模块中，使用maven-assembly-plugin完成打包，打包之后将配置文件和项目中用到的jar包分离，通过java -Xms512m -Xmx1g -cp conf:lib/* ... ，打包为一个单独的jar包也是生效的，但分离打包之后就失效了，还请各位大佬帮帮忙！...

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

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4.0k views

1 answer

uni-app在IOS下使用webview拉起H5支付难道无解了吗？

我的开源项目酷瓜云课堂客户端是使用 uni-app 开发的，本来是想着全端支持省事，现在就遇到IOS下拉起h5支付不理想的问题 uni-app 的 webview 对应到H5其实就是一个 iframe, 加上了sandbox属性 ... 应用 safari chrome qq uc 支付宝 ? ? ? ? 微信 ? ? ? ? 有什么好的解决方案吗？...

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

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5.7k views

1 answer

Is it wrong to assume that Github will retain the data in the database from Android Studio?

I'm new to Android Studio. I created an Android application where the user needs to login with the user's email ... the database when the user download my source code from Github?...

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

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4.2k views

1 answer

Graceful leadership transition in Solr 6.3 and Zookeeper 3.4

Is there a way to initiate a graceful transition of leadership when using a sharded index in Solr 6.3 with Zookeeper 3.4 ... I'm looking for something like rs.stepDown() in Mongo....

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

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4.2k views

1 answer

php 怎样判断逗号分隔的字符串是否包含某个字符串

比如:$abc="1,21,32,44,55"; 如果直接判断是否包含字符串+逗号的话，比如“1，”explode函数、substr函数、这些判断子串函数就会有问题，一般用循环是可以检测，php有没有什么内置的方法，可以判断出来。比如类似这种： $needle= '1'; explode($needle,$abc,',');...

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

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4.4k views

1 answer

javascript - VueDraggable send request to DB while drag and drop

I need a help for vuedraggable component. I have three columns. (Photo inserted) I want to drag BoardUserCard between columns and ... com/ajax/libs/vue/2.5.17/vue.js"></script>...

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

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4.1k views

1 answer

js获取vue中的方法以后this改变怎么办？

引入vue文件调用vue中的方法方法打印this发生改变怎么样避免this指向发生改变？有没有高手知道？...

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

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4.8k views

1 answer

How to check if a variable exists in/assign a variable to a specific function's environment in R?

I have two functions, "assign_fun" and "check_fun." I am trying to use "assign_fun" to check if a variable exists in ... have to go up one compartment "level" to check and assign....

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

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4.0k views

1 answer

Runtime error when trying to access properties of a control created at runtime in VBA (Visio)

In Visio, I have a UserForm that is populated with some labels, buttons and textboxes based on a Visio Symbol. ... c In frmSetDevice.frameInputs.Controls MsgBox c.Name Next End Sub...

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

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4.0k views

1 answer

关于websocket中继代理的问题。

在使用spring-boot-websocket的时候有配置 registry.enableSimpleBroker("/topic","/queue"); // 使用中继代理，比如rabbitmq来代理消息 registry.enableStompBrokerRelay("/ ... 及 rabbitmq的两个通道，如果是第二种，那这么做的意义在哪里呢？...

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

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3.7k views

1 answer

freemarker assign语句中参数为String[][].class 出错

在freemarker中要现把一个string转换成json,所以调用了fastjson的函数,但是函数要入参目标类型,也就是String[][],所以语句如下: <#assign temp=com.alibaba.fastjson.JSON ... }</span> <#else> ${frame[0]} </#if> </#list> </#macro>...

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

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