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0 votes

248 views

1 answer

css - How to go back to directory in html?

How to go back to the directory in html. Firstly I will show by folders. My website ├ Pages (folder name) │ └ ... to about-us.html. If anyone know the answer thanks in advance....

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

0 votes

277 views

1 answer

sql - Copy rows and foreign key rows, keep relation/order

I have two tables with a 1:1 relation (PostgreSQL 12): CREATE TABLE public.objects ( id uuid DEFAULT public. ... this one row at a time seems to be rather inefficient....

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

0 votes

407 views

1 answer

Angular8 rxjs 过滤数据基础问题

想取出有parentProjectId的数据,line1 输出如下数据,line2 undefined . 该如何写? this.projectChildAll.subscribe((v: ProjectsChild) => ... .parentProjectId)).subscribe(v => console.log(v)) //line2...

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

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241 views

1 answer

JavaScript 数组处理

var arr = ['aaa', 'ccc'] var data = { aaa: [{count: 31, date: '202010'}, {count: 32, date: '202011'}, {count: 33, date ... 23, date: 202012}, // {aaa:34, ccc:24, date: 202013} // ]...

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

0 votes

280 views

1 answer

flutter中使用缩放，如何单独控制一个轴的值？

如题，用ScaleTransition发现scale参数是整体一起缩放的，有像css里scaleX、scaleY这样可以单独控制一个轴缩放的widget吗？...

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

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368 views

1 answer

关于前端页面自适应的问题？

开发大屏时按照的是1920*1080的尺寸进行开发的，在低分辨率屏幕下会出现滚动条，有什么解决办法能够自适应低分辨的屏幕吗？希望能够提供个思路~...

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

0 votes

279 views

1 answer

问一个VANT的问题

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> < ... > </body> </html> 为毛只显示搜索框，下面的内容都不显示了？？？...

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

0 votes

250 views

1 answer

Mapping the signature from a TypeScript interface to a function's argument

Here's a possibly very simple question for the ones that have read the TypeScript handbook: Consider the following interface: (it's ... GitError): void => { console.log(err); });...

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

0 votes

1.1k views

1 answer

monitoring - How to calculate CPU utilization of windows web server in Grafana

I'm using prometheus as a data source and in grafana i want to make CPU utlization graph with accurate values and less interval...

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

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639 views

1 answer

还是关于Mysql创建用户和角色出现的问题，创建的用户无法访问数据库

use Sales; SHOW GRANTS FOR 'David'@'localhost'; /* （1）创建用户 */ CREATE USER 'David' @'localhost' IDENTIFIED BY '111111'; CREATE USER 'Tom' @' ... 有没有哪位大神帮忙解决一下！多谢了！下面是数据库用户和表的截图...

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

0 votes

447 views

1 answer

python - comparing tm1py authentication method with postman commands

I successfully used tm1py package and was able to get the cubes information using below code. from TM1py.Services ... need to enter namespace name field in somewhere in postman....

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

0 votes

525 views

1 answer

Raycasting bends the World wierdly. PICO-8. (LUA)

I am trying to make a Wolfenstein3D-like game, using pico-8 (that's a 2d engine with many limitations) and the ... in the solution I wanted. Edit: New GIF Distortion of things...

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

0 votes

860 views

1 answer

服务器spring boot项目突然连接不上，状态码400

本来是正常的，不知道自己怎么改了一下。现在java -jar xxx.jar启动了项目之后，在浏览器输入【公网IP:8080】，就找不到页面使用telnet 公网IP 8080常识连接，返回的结果是这个样子的返回出来的HTML页面打开是这个样子的...

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

0 votes

966 views

1 answer

go-fastdfs ./fileserver

go-fastdfs ./fileserver 启动时不时会挂要经常去启动他 linux 系统有没有什么办法让她一直启动或者是每个几分钟重启一次？脚本怎么写？我的 ./fileserver 是放在 cd /usr/local/goFastDFS 路径下的...

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

0 votes

1.1k views

1 answer

不使用三元运算符和 if ，如何优雅地切换变量的值？

RT，维护一个老项目，经常看到这种垃圾代码，有没有比三元运算更优雅的实现呢 // 比如说变量a有1和2两个值，当它初始为1则赋值2，初始为2则赋值1 let a = 1 // 垃圾1 if (a == 1) { a = 2 } else { a = 1 } // 优雅1 a = a == 1 ? 2 : 1...

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

0 votes

1.3k views

1 answer

php - Laravel advanced query

Affiliate has many affiliatesHistory, affiliatesHistory belongs to affiliate, how to make the following query? Take ... status is uninstalled. Any help will be appriaciated....

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

0 votes

2.2k views

1 answer

java mail本地发送邮件正常，上传到阿里云服务器报这个错！望各位大佬解决下

...

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

0 votes

2.3k views

1 answer

c# - Reducing bundle size Unity

I am creating a game with a lot of high resolution images. But the problem is that after build the app weighs ... to reduce the size of an app without sacrificing images quality?...

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

0 votes

3.0k views

1 answer

networking - Tp-link showing different wifi name than intended

I have an issue with a tp-link extender showing a different wifi than the intended wifi, the wifi that is suppose ... only people that need it have access. Thank you for reading....

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

0 votes

3.4k views

1 answer

layer配合vue为什么弹窗回调里面拿不到data的值

subContactUs: function getHomeData() { $.ajax({ type: "get", data: { content: this.contactFrom.content,//这边没问题，可以拿到 name: this. ... 这是为什么 layer.closeAll(); } }); } } }); }...

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

0 votes

3.7k views

1 answer

php - Build and customize an XML file with Symfony serializer

I'm working on the Symfony serializer and I'm trying to generate an XML from the results of a query made on my Mongo database. But ... <p>Text</p></div> </content> </entry> </feed>...

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

0 votes

4.1k views

1 answer

antd 的 Cascader，搜索结果为空时会自动选中当前活动节点

复现案例 https://codesandbox.io/s/antd... 当异步加载数据，且加载返回结果为空数组时第一次鼠标移入到二级节点是正常的第二次鼠标移入到二级节点出错，会自动选中节点并关闭下拉框结果加载过一次数据之 ... 否为空，始终保证只有用户点击选中时才触发值更新这个是否时 Cascader 的 Bug，或者我的例子写的有问题？...

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

0 votes

4.0k views

1 answer

ts如何声明对内置对象的扩展方法

老项目迁移.有些库对Math进行了扩展,添加了add,sub等方法. 用的地方太多,ts-ignore不够用啊进行了的尝试添加types/index.d.ts,进行如下声明 export ... number2: number): number; // ... }; export declare var Math: Math & MathExt;...

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

0 votes

3.6k views

1 answer

java - having String Index Out Of Bounds Exception while file reading

public List<SoruKelime> getAllQuestion() { List<SoruKelime> questions = new ArrayList<>(); try { Scanner myReader = new Scanner( ... what else I can do. Can you help me about that...

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

0 votes

4.1k views

1 answer

javascript - Check if mouse is over element A OR element B

Is it possible to check if the mouse is over one of two elements? I have this code which will hide my menu: $(document ... check if the mouse is no longer over either one of them?...

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

0 votes

4.3k views

1 answer

react-native 能否用 .env 控制打包代码?

.env APP_TYPE=1 代码： {APP_TYPE === 1? <VIEW1/>: <VIEW2/>} 如上，请问如何用ENV文件控制最终打包的代码呢？...

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

0 votes

4.4k views

1 answer

javascript - Discord.js awaitMessages loop?

I'm trying to write a loop with awaitMessages loop for a simple game on a Discord bot (discord.js). Here is my code ... 'Not your turn!' message in the process.) Can anyone help?...

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

0 votes

3.2k views

1 answer

能不能！！来个人！！解析wepy2.0中app.wpy里面方法的作用？？？

...

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

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