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windows - C++/WinRT UWP: Creating custom DataTemplateSelector

My goal is to have an ItemsRepeater able to display two different custom data types. According to the docs, I need to ... once, makes it compile correctly. Edit 2: added output log...

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

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780 views

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虚拟机 CentOS 不能访问 HTTPS 地址

访问 HTTP 是正常的: [root@localhost ~]# wget http://www.baidu.com --2020-10-28 18:00:30-- http://www.baidu.com/ Resolving www.baidu.com (www. ... 感觉是网络策略的问题, 但是对 Linux 不精通, 不知道真正问题出在哪里...

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

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1.2k views

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e2e testing - Playwright test library - parent element for selector

please, how to get a parent element for a text selector by the Playwright E2E library. Is better to modify the ... DOM element? (The selector content is unknown) Thank you....

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

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956 views

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java - Convert LocalDateTime of a particular time zone to eastern time accounting daylight savings

I have a LocalDateTime field representing a date and time, and a separate timezone string which tells its time zone. I ... accordingly with either -05:00 or -04:00 as applicable....

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

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1.0k views

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vue-lazyload 图片懒加载不显示

<template> <div> <div class="img-box" :style="{ height: clientHeight + 'px' }"> <div v-for="(item, index2) in group" :key="index2" class= ... /style> 使用脚手架写完进入时可以显示刷新浏览器图片不显示怎么解决...

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

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501 views

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请教一道 Python 题目，感觉有点类似背包问题，我现在的代码太慢，请问有什么提速思路？

有给定的底面积 = 1，高度为 blocks 不等的积木；现在有一个底面积为 tong_size 的桶，想把积木全部放进去，求最低的堆积方案或者就是把一个数组分组，求分成n组之后，每一组的和的最大值为最小现在的代码方案是： def mdp ... 可以快速计算出桶的最低高度，这样第一列一定要达到最低高度才需要进入下一列，但是也没有太好的实现思路 ...

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

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android - Drawable with more than two colors in XML?

How to achieve this in drawable in XML android? Bottom is transparent....

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

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985 views

1 answer

swoole channel pop阻塞问题

PHP Version 7.2.22 (cli) (built: Sep 11 2019 18:11:52) ( NTS ) swoole Version => 4.4.12 go(function(){ $chan = new SwooleCoroutineChannel(1000 ... 是值是-1 永远不超时，这个是如何理解呢，是代表永远都不会阻塞了么...

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

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700 views

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Enabling R package to access data on the server from local machine

I have written an R package with a function that use the data from the server. Masterdata::alarmMasterdata function ( ... alarmMasterdata function to be able to access the data ?!...

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

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1.6k views

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php - SMTP in Laravel 7 godaddy hosting

So i have created an App in Laravel 7 and Deployed it in Godaddy Shared hosting, everything works except for the Mailing. ... Message. but Mail not being sent. What is the Fix ?...

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

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977 views

1 answer

How to refer to a json file in Azure function

I have a .net app which currently uses a json file stored locally on my machine. I want to convert this ... the equivalent in Azure. var json = @"DocumentExtractorexample.json";...

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

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595 views

1 answer

java - API to save an entity is not working, status 415

I'm working on the backend of a Web App using Java. I need to create an API that allows to save a project ... error 415 Unsupported Media Type. Do you have any suggestion? Thanks!...

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

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14.3k views

1 answer

nvd3.js - Sorting X-axis on a nvd3 chart in AngularJs

Trying to get a nvd3 stackedAreaChart to sort x-axis but I cannot see how. Chartdata: The data (x) is already sorted ... Update: Adding xDomain: [5,0] to options is the answer....

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

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541 views

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emacs - How to create hyperlinks for noweb references in org-mode

I'm wondering if there is a way to add hyperlinks to noweb references, i.e., in the following org-mode snippet ... anything about this. This would be an invaluable feature to have....

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

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1.5k views

1 answer

Nginx碰到个奇怪的问题

一共前后拿了三个域名做反向代理测试，现在已经把反向代理取消了并且在宝塔面板里把站点也删除了现在出现的问题是如果在前端向任意一个域名发送post请求，如果设置请求头为： header{"Content-Type": "multipart/form- ... 才能恢复未绑定站点的显示页面如果请求为get或者请求头和实体一致就没问题，现在不知道要怎么解决？...

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

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1.5k views

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node.js - Next.js - serving images from GridFS

I'm looking to serve some images I have stored in my GridFS database to my Next.js project. ... default handler; Should these images be served through getServerSideProps?...

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

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1.3k views

1 answer

正则实现匹配区号，但是不要有400

可以让用户输入区号，如028-556321 但是不让用户输入400开头的电话号码，正则咋写啊？我使用了/^[^(400)]\d{2,4}-\d{3,5}/这种，但是开头的 [^(400)] 其实就相当于 [^400]也就是4和0都不能作为开头，不是匹配的 400，所以想问下要咋做啊。注：这里的 d 显示的时候会显示成 \d ，大家忽略哈。...

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

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1.3k views

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webgl，使用canvas作为纹理渲染。

请问如何将canvas作为纹理渲染到webgl画布中？目前搜到的都是基于threejs来实现的...

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

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1.4k views

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cpu被iptable、bash进程占满？

web服务访问异常的慢，被cpu系统服务占满，如何是好？服务器有两台，一台是应用，一台是数据库。下图是应用服务器输入top命令后看到的，iptable一直是位居第一的下图是数据库服务器的情况，被两个bash进程占满...

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

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1.2k views

1 answer

python - I have syntax error on my code and I don't know what the problem is?

Q: "Ask the user how many numbers they want to enter. Let them enter this many numbers and write them to a text file. Each ... 1) + " ") file.writelines(user+" ") file.close()...

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

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1.4k views

1 answer

react-native、flutter 有没视频编辑插件

有没相关依赖包推荐呢？求大佬安利...

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

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1.5k views

1 answer

vue3.0开启ts之后，如何配置开启google浏览器的vue-devtools?

实例上根本没有vue.config.devtools,官方推荐没用,怎么配置？下面是官方的配置,官方这个在开启ts配置之后，根本玩不了:...

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

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1.6k views

1 answer

Custom mime type validation using Angular, what am I doing wrong here, when this worked previously?

I am trying to create a custom mime type validator using Angular, I am using the code that I used previously, ... ; fileReader.readAsArrayBuffer(file); } ); return frObs; };...

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

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1.6k views

1 answer

discord.js - Discord JS - Get who deletes a message

my bot sends an embed in a room when a message is deleted. The problem is that my bot is able to delete messages ... like it to send the message only when someone else deletes it...

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

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1.7k views

1 answer

fanotify文件实时监控无法使用gdb调试

fanotify FAN_MARK_MOUNT 模式，监控根路径，gdb fanotify监控程序时，ctrl+c ctrl+z 引起系统卡死，有人遇到过么？是否有解决办法？...

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

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1.4k views

1 answer

Need help running a nested program call from Windows 10 .BAT file without "UNC paths are not supported" error

So here's my situation. I currently have the following directory structure on both: local hard drive D: and on mapped ... with BAT files, so any help would be much appreciated!...

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

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1.4k views

1 answer

在线等！！！ js 怎么解析对象，并按照一定的规则进行重组？

数据大概是这样的：，想要的格式是：，跪求大神帮帮忙。。。。。...

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

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1.3k views

1 answer

redis中的key找不到

部署了用户中心和上线的项目,然后这两个项目都用到了redis并配置统一ip,一起部署在docker中,然而在docker ps中发现redis中没有一个key...找了半天没有看到其他redis,只有docker有部署..求大佬帮助......

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

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