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885 views

1 answer

vue项目修改host和port后报错，可以用localhost和本地IP访问

报错内容：修改了host和port：急，求各位打佬解答！！...

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

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731 views

1 answer

添加简体中文多语言报错

想要给国际化增加一个汉语（简体中文）的多语言，但是添加完之后直接提示 Localizable.strings couldn't be copied to zh-Hans.lproj because an item with the same name already ... 但是就是添加不进去，其他语言就可以正常添加，有没有谁知道这种是什么情况的？...

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

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944 views

1 answer

c# - In mvc I have this dropdown list. How can I give a empty default value to my dropdown? this is the code i use

This is my code now, it displays all emails from my database but the begin value of my dropdown should be nothing. <div class= ... .Email" class="text-danger"></span> </div> </div>...

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

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1.8k views

1 answer

sql - Relation between tables (BD)

I have the following information from two tables (Categories and Subcategories) Note that in the Subcategories table, ... Thank you very much for any help and suggestions....

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

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1.4k views

1 answer

docker容器web服务里怎么调用git部署自动拉取代码

目前项目里已经添加了hook。gitlab上也配置好了。由于容器里面没有git命令，导致无法自动拉取代码。...

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kk写法为什么是错的，谢谢

interface Squares { squares: string } interface History extends Array<Squares>{} let jj:Array<Squares>=[{squares: "sasa"}] let kk:History=[{squares: "dsd"},{squares: "dds"}]...

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

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1.6k views

1 answer

elementui的container容器能嵌套吗

如图，网页整体布局是el-header、el-main和el-footer,我在el-main中也加了一个上下结构，那我能不能也用el-main和el-footer来做局部布局呢，这种方法能实现想要的效果，但是想问下这些标签是专门给网页整体布局用的吗，是不是不能用在局部啊。...

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

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1.9k views

1 answer

flask自定义验证函数，位置参数缺失

flask_wtf自定义表单验证函数: def validate_username(self, name): if not DB.check_user(name.data): raise ValidationError('用户名已存在！') DB是从db包里导入的数据库类 ... name传入了，在验证函数里dir(DB)DB也没问题额，怎么回事，求指导 ...

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

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2.8k views

1 answer

ios - xcodebuild Unsigned IPA - Missing Push Notification Entitlement (Work when signing directly the App in XCode)

Context : XCODE 12.0.1 I'm using Push Notifications in Ionic. The configuration is OK. I added the Push Notification ... ... I can't understand why this tool made it work...

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

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3.0k views

1 answer

reactjs - Jest cannot find module @env React Native

I'm currently facing some problem I'm using in my react native app https://github.com/goatandsheep/react-native-dotenv for handling .env. ... /.*|\.(test|spec))\.(ts|tsx|js)$" }...

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

0 votes

3.0k views

1 answer

javascript - onchange function doesn't work with decimal field

I'm not very familiar with JS, i m working on django project, when a 'price_buy' field is set to ... .DecimalField() production = models.FloatField(blank=True, null=True)...

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

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2.9k views

1 answer

three 整个场景可以深度拷贝吗

使用场景：场景默认有个网格，坐标线，环境光每次加载一个不同的场景，需要去清除场景中里面的scene.children对象（非网格，坐标线，环境光），如果不是深拷贝，每次 ... obj.name ==='axisHelper'|| obj.name ==='ambientLight') return this.removeObject(obj) })...

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

0 votes

3.1k views

1 answer

excel - How can I get the Decimals in the following function in PowerQuery?

I have the following doubt, I have this function to calculate dates between 2 dates, however these dates have hours, I ... .00 else 1.00) * List.Count(WeekDaysList) in WorkingDays...

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

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3.6k views

1 answer

orcale 存储过程将一个oldtable 复制到 newtable中执行存储过程报ora-06575

create or replace procedure create_table as tablenum varchar(5); tablename varchar(100); begin tablenum :='CP'; for stu ... /*dbms_output.put_line();*/ end loop; end create_table;...

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

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3.4k views

1 answer

Making Testcontainers restartable with Kotlin, JUnit, and Spring Boot

I'm trying to integrate restartable Testcontainers into an application that uses JUnit and Kotlin. The way I ... .ClassMode.BEFORE_EACH_TEST_METHOD) had no effect on the behavior....

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

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3.4k views

1 answer

quill 实现代码高亮

代码 let start = `((\\)(?:usepackage|documentclass))(?:(\[)([^\]]*)(\]))?(\{)`; let end = `\}`; let reg = new RegExp(`${start}`, 'gi') ... 文字加粗但是如果我想实现高亮，我必须知道，这个关键词的起点，才行有什么思路吗？...

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

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3.7k views

1 answer

Getting `ssh client_loop: send disconnect: Broken pipe` on ipv6

I started getting ssh client_loop: send disconnect: Broken pipe on ipv6 after some inactivity time on ssh after my ISP switched ... is set to Native Any ideas what it could be?...

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

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3.5k views

1 answer

quill 实现代码高亮

代码 let start = `((\\)(?:usepackage|documentclass))(?:(\[)([^\]]*)(\]))?(\{)`; let end = `\}`; let reg = new RegExp(`${start}`, 'gi') ... 文字加粗但是如果我想实现高亮，我必须知道，这个关键词的起点，才行有什么思路吗？...

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

0 votes

3.6k views

1 answer

python - dev_appserver.py says Unknown runtime 'python38'

I'm trying to upgrade the GAE runtime on several python projects from python37 to python38. I've used dev_appserver.py to ... , 'python', 'python-compat', 'python27', 'python37'....

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

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3.8k 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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3.7k views

1 answer

border在加载后消失是怎么回事？

.areo{ top: 0; position: sticky; border-bottom: 1px solid red; areo，在加载之初是有border的，但是在加载完后就会消失放大后发现，并不是消失，而是变小了如果设为2px， ... 是说加载完后border-size会减半但如果去掉position就又变回正常，十分不解这是为什么 ...

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

0 votes

3.4k views

1 answer

请问前端需要输出哪些文档？

请问前端需要输出哪些文档？经过我的查询，有人建议 1.开发设计文档，技术栈及版本说明，数据流设计，路由设计，权限设计，兼容处理等等. 2.组件 API 文档，开发过程中会开发一些组件，工具提供给他人使用，使用说明，API 设计文 ... 请问大家是否可以有更加详细的规范示例？或者大家在github看见的优秀的项目有关于这方面的内容的，可以推荐一下，谢谢 ...

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

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4.2k views

1 answer

Access is denied. How to resolve problems with docker cp due to permission on Windows 10?

I'm trying to copy files from my container to the host using: docker cp aa88c93d0710:/home/app/env/ C: ... some permissions on Windows 10? How to resolve this? thanks...

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

0 votes

3.5k views

1 answer

git - How do I prevent files from being sent to the staging area?

I am working on a project that relates several files, some of which I want to add toa git repository and some of which ... not have to type all the files one by one. Kind regards....

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

0 votes

3.8k views

1 answer

《你不知道的javascript》[中篇] generator有关如下代码运行结果为啥是 12 18，自己计算12 24

<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title></title> < ... ; s2(); console.log(a,b) </script> </body> </html>...

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

0 votes

3.7k views

1 answer

python - Can not create Virtual Enviroment for Django Freamwork

C:UsersSlaviDocumentsDjango>python -m venv env Python I am triing to create virtual enviroment for django freamwork using the ... at the Django and in the Python so please help....

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

0 votes

3.7k views

1 answer

VBA如何判断当前页数？

如题，想要根据当前页数判断奇数则加一页，偶数不加，要如何实现？...

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

0 votes

4.0k views

1 answer

如何在网页端用js模拟鼠标移动点击等操作

网页端没有直接的api可以实现鼠标点击，移动等操作我目前的思路是，自己创建点击，移动等事件，然后通过元素的dispatchEvent方法，直接把事件发给目标元素但是这种方式非常麻烦，需要先找到监听鼠标操作的元素，然后才能用 ... 鼠标点击时为 0.5 鼠标按下为抬起移动时为0 抬起了移动时为0 抬起时为0 }); return upEvent; }...

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

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