OStack Q&A-Knowledge Sharing Community

0 votes

973 views

1 answer

前后台分离，用nginx做请求跨域处理我用了fetch，来替代ajax 访问正常但是请求时没带cookie，我就加了credentials: "include" var myHeaders = ... 'include'. Origin 'http://localhost:8080' is therefore not allowed access....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

369 views

1 answer

php - Hide or edit the "You cannot add another 'xxx' to your cart" error message in WooCommerce

Via the product settings I enabled "sold individually: enable this to only allow one item to be bought in a single ... it possible to achieve only for this error to be hidden?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

819 views

1 answer

yarn 保错

error An unexpected error occurred: "ENOENT: no such file or directory, open '/usr/local/lib/node_modules/yarn/node_modules ... /en/docs/c... for documentation about this command....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

549 views

1 answer

Cant get token from B2C / Azure AD (Active Directory) - Local Storage & Session Storage are empty [Cypress / Puppeteer]

So, I run tests on Cypress, but my company now decided to switch to B2C Azure AD , so now my login automated ... examples I saw, people always grab the token from Local Storage....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

427 views

1 answer

前后端分离,node直接转发接口引发的安全性问题

后台提供了一个接口：获取所有用户交易记录这个接口在后台做为用户列表的搜索页面在前台为单个用户的个人交易记录在node端我实现的是接口的转发，把js的接口转发到后台所以我在js中调用接口的方式为： /v1/ ... 办法很麻烦，我要根据不同的接口拼接不同的数据 url直接连接我认为没什么问题，没想到什么好的别的请求办法 ...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

427 views

1 answer

oop - SAPGUI not displaying long_text or text for unhandled custom exceptions

In SAP NetWeaver 7.52 I created an ABAP classed based exception that works fine while executing within a try ... '. This results in the following message being displayed instead...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

vue-cli 如何结合ueditor，run dev的时候出现问题

ERROR in ./~/css-loader!./~/ueditor/example/public/ueditor/themes/default/css/ueditor.css Module not found: ... 'ueditor/example/public/ueditor/themes/default/css/ueditor.css'...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

328 views

1 answer

IM即时通信服务器原理

点对点的可以直接使用socket进行通信但是一般的工程实现都需要服务器进行转发那么我想请问服务器管理那么多连接它是如何做到可以将消息发送给想发送的人的除了openfire还有什么开源实现...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

555 views

1 answer

浏览器开发者工具怎么审查keyframe动画

如图，我想在开发者工具里查看该animation动画，因为很多网站的css文件是压缩的，如果在浏览器中打开css文件非常不便于查看。...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

193 views

1 answer

vue.js - Laravel Vue: Module parse failed on form.vue after adding image upload fields

I set up a form in vue with some basic field, and it works. But when i go to modify a couple form fields & methods for image ... (" Select A New Photo ")]),_vm._v(" "),(_vm.si...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

454 views

1 answer

sql - Postgres pivot without crosstab

I am using a Postgres instance with relatively limited functionality - for example, the crosstab() function is ... other words - dynamically? Any suggestions would be appreciated...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

426 views

1 answer

用Katana创建的一个WebAPI项目,想引入swagger作为文档说明,but!!!

可以看到是swagger是引入成功了，但是没有生成接口文档，接口地址是OK的，请问这是什么问题呢我试过创建一个ASP.NET WEB API，引入swagger就可以生成文档, 这种为什么不行呢，下面这个图片是我的目录结构图。...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

363 views

1 answer

Android图片加载库的选择问题？

Android发展到现在，已经出现了很多的图片加载库，例如：imageLoder、UIL、Glide、Picasso、fresco、xUtils3、xUitls2等，请问广大Andorid,jva使用者在使用它们时发现它们的利弊都有哪些？对特殊的图片格式的支持如webP,svg,gif等支持会更优？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

285 views

1 answer

ruby on rails - undefined method `review_groups'

I am getting an undefined message for @show.review_groups. Currently trying to iterate through review groups to pull from the ... .to_f * 100 data << total AxlsxTools.add_row(data)...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

253 views

1 answer

python - Compare two dataframes and choose the one based on criteria

So a bit complicated example, at least for me. I have two dataframes. They have different interval lengths and I have a few ... the Value in File 2 be chosen Merge doesn't do it....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

548 views

1 answer

audio - Webm vs Opus - Quality? - youtube-dl context

When I download audio from youtube via youtube-dl: A) if I type -f bestaudio I get webm files which can't contain musical ... able to help me, I thank you very much in advance! :)...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

577 views

1 answer

多线程并发情况下Map.containsKey() 判断有问题

有下面一段代码： package test; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentMap; public class TestContain extends Thread ... 断不准确这是为什么呢？有什么方法改进呢？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

450 views

1 answer

VBA to handle calculation of formula results

looking for a quick and easy way to have VBA calculate formulas then just input the value in the cell. The formulas should apply ... ).Value = .Range("L13:AC" & lr).Value End With...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

474 views

1 answer

haskell - Reader monad - reader vs asks function difference?

There is a asks function for reader monad, which defined exactly as reader function, why it exists as a separate function with ... to apply to the environment. -> m a asks = reader...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

474 views

1 answer

JS 预解析问题

var z = 10; //预解析声明 var function foo(){ // 通过预解析机制并定义 console.log(z); } (function(funArg){ //自执行函数：定义和执行一起完成 console.log( ... funArg(); })(foo); 一直不了解为什么会输出是 10 请各位大神解答一下 ...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

346 views

1 answer

vue.js - How to use custom input component in vuejs?

While using Bootstrap-Vue as UI framework, I am trying to make a custom form component and use it in several parent ... mystifying-benz-w8wgu?file=/src/App.vue Thanks in advance !...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

338 views

1 answer

google chrome - How to run Flex application after disable flash player in all browsers after 2020

I'm still supporting a couple of flex applications because migration is in progress, is there any option to enable ... how to continue the Flashplayer support for the next months....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

241 views

1 answer

Conditional statement not giving desired output in PHP 7.4

I have a PHP script that queries the database and produces results based on the condition. In PHP 7.1 all worked well. ... But when I switch back to PHP 7.1 all works perfectly....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

243 views

1 answer

Python:这个字符串是哪里出错？

a='<td class="td0">(.*?)</td>' 提示出错 SyntaxError: EOL while scanning string literal a='<td class="td0">(.*?)</td>' 加粗部分涂红报错，感觉应该是很低级的错 ... ，但是好像即使上面这个字符串成功输进去了也匹配不出来，这是为什么？匹配的过程如下：...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

418 views

1 answer

项目代码在本地测试ok？但是在测试服务器上时AJAX请求，显示404

就是这个使用了DataTable的插件的地方，页面本身可以访问到，但是插件往这个地址发送ajax请求时，却显示404. 这些内容在本地测试都是没有问题的。大神你有没有什么建议？？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

328 views

1 answer

c - Is it possible to promote the controlling expression of _Generic to array type, if it's a pointer?

I need to promote the controlling expression (i.e.: the first, main argument) of _Generic to array type if it's a ... to its equivalent array type of some size. Is it possible?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

106 views

1 answer

如何开启HotRefresh

我看到Weex Playground 安卓版本的代码里有HotRefreshManager这个类，看样子是做实时刷新的，连的8082端口请问在开发时，如何能开启这个功能呢，我按照Playground的方式把 ... 入了，但是连不上现在只有在用weex debug的时候才能通过RefreshBroadcastReceiver进行刷新 ...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

497 views

1 answer

pandas - How to convert Cisco Switch SVI configuration to Excel in python

I have a text file with thousands of Cisco switch SVI configuration that I want to convert to excel. How do I achieve ... forwarding CustomerD ip address 192.168.4.1 255.255.255.0...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Recent questions

Just Browsing Browsing

Most popular tags