Recent questions in Technique[技术]

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android studio 如何交叉编译

点击这个assemble 生成的都是json这是为啥呢？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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echarts 现在的能兼容ie9及其以上的浏览器吗

echarts 现在的能兼容ie9及其以上的浏览器吗...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

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jboss7.x - Resteasy Reactive support on EAP 7.3 and Wildfly 21.0.2

I am trying to use reactive RestEasy on JBOSS EAP 7.3 (without expansion pack) and wildfly 21.0. ... endpoint is http://localhost:8080/jboss_eap_resteasy_rxjava/rest/rxjava/single...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何在nuxt中的asyncData使用node模块进行读写

我Npm装的包，无法在asyncData中使用...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jdk1.8相比之前的jdk对哪些容器类做了修改？

最近在整理JDK1.8相关改动升级，整理到容器这里，发现改了很多东西，目前已知的改动是hashMap和concurrentHashMap，请问除了这两个还有其他修改吗？提前感谢！...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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css+js 如何实现多行文字超出显示省略号（需要同时兼容ie chrome等浏览器）

chrome浏览器下 ie11浏览器下 html ` <p class="trainInfo_text" style="display: none;"> ` css ` .trainInfo_text { position: relative; margin: 10px 0 10px ... 要求IE跟各个浏览器下显示一样保留三行三行超出文本显示省略号...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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483 views

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腾讯云云函数只支持node吗？

不会node是不是用不了云函数？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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eslint 报 scss文件的错

如下图： npm run lint 时，base.scss文件报错 webpack配置如下 eslint配置如下...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Autodesk Forge 如何更改三维场景的背景色？

如何将图中的蓝灰色背景色改成其他颜色？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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398 views

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expire和etag,last-modified的优先级问题

当再次访问网站时，上次访问留存有expire和etag，last-modified,浏览器是如何处理的？ expire在有效期内，是否还发出http请求？如果不发出http请求了，服务器资源更新了，还是从浏览器缓存取了旧资源吗？如果还发http请 ... 断资源是否更新，好像expire的意义不明就是概括说一下浏览器的判断处理和服务器的交互流程，谢谢...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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flutter - How to increase counter value if i drag up and decrease if i drag down with Gesture Detector?

I have a counter where I want to increment and decrement a value while dragging up and down with a gesture detector. Everything ... fontWeight: FontWeight.bold, ), ), ), ); } }...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Gulp 4 - How to import tasks from multiple files?

i'm searching a solution for automate, import tasks from differents files to my Gulpfile.js By using : const file_to_import ... them one by one in my gulpfile.js Thanks in advance...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to add custom widget area to WooCommerce product category pages, just above the footer

I am trying to add a custom widget above the footer on all pages (except landing page). All has worked well except for ... theme is Astra. Any ideas of what else I can try? Thanks...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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js异步同步问题

在微信小程序中遇到了异步转同步的问题，代码如下： checkUserState(){ var _this=this; wx.cloud.callFunction({ name: 'getUserOpenInfo', success: async res=>{ var ... 是乱的怎么才能让上述异步方法转同步呢，等待异步方法执行完毕呢 ...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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执行DolphinDB脚本时报错Assignment statement failed

我选中了下面这两行代码一起执行， undef all prices=select * from loadTable("dfs://test_balance","pt") dolphindb会抛异常 "Assignment statement failed probably due to ... 逐行执行没有问题，一起执行就会抛异常请问这是什么原因造成的？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Upgrading Solr index from 6 to 8

I have a core which was created years ago, running correctly from a Solr 6.x. I've upgraded Solr to 7.7.3. I've launched ... 7 to 8? How can I get my index working with Solr 8?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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小白求问,我使用js在子窗体修改了按钮的名称,如何在跳转至父窗体时,保存修改?

如题,小白求问,我使用js在子窗体修改了按钮的名称,如何在跳转至父窗体时,保存修改? 谢谢...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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665 views

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为什么Nginx代理websocket后30秒连接会断开？而且在这30s内响应不了其他请求

在centos上部署了一个项目，用Nginx来代理websocket，但是websocket连上后30s就会自动断开，在网上查了说Nginx的proxy_read_timeout要设置大点，下面是nginx.conf中关于websocket的配置： location / { ... 我在开发环境没用Nginx就不会有这种情况，有人知道是怎么回事吗？ T-T...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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antd Input 不能用setState了为什么??

onchangeGoodR=(e)=>{ console.log(e.target.value) this.setState({ GoodRValue : e.target.value }) } <Input style={{flex:"1",marginLeft:"5px",} ... 以输入同一个页面的Input就是这样子写的为什么这里就不能用了呢??...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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422 views

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postgresql - How to promote slave to master postgres in pacemaker

I setup pacemaker postgresql synchronization. And for testing I reboot the master(server1). so now one of my client(server2) become ... --- server3 | streaming | 0 | async (1 row)...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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565 views

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Cmder Composer Erorr

λ composer diag Checking composer.json: WARNING No license specified, it is recommended to do so. For closed-source ... i instalar cmder, xammp control panel and all nessery things...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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526 views

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css选择器如何选择第一个子元素？

<div class="test"> <p>1</p> <span>2</span> </div> <div class="test"> <span>1</span> <p>2</p> </div> 正常情况下，选择第一个子元素应该是 .test > ... 我想给第一个出现的子元素设置样式，该怎么写? 假设将1展示的文字颜色设置为红色color: red;...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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node.js - Mock exported class in Typescript Jest

Hi i wrote following code to fetch blobs from Azure Blob Storage. import { BlobServiceClient, ContainerClient, ... small thing here but can't figure it out....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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208 views

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Linux device driver for display | Framebuffer

I am studying the display device driver for linux that runs TFT display, now framebuffer stores all the data that is ... framebuffer directly or it uses its own buffer as well?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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176 views

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android - How can I set any view to the middle of my touch position?

How can I set any view to the middle of my touch position using onTouchEvent? Red Circle Is My Click Position Black Circle Is ... ) - imgCircle.getHeight() / 2); } return false; }...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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186 views

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js递归算法

如下数据结构 { "physicalmachineAddTypes": { "scriptAdd": { "label": "托管", "desc": "托管：用于托管已有操作系统的服务器，托管后将同时生成物理机和裸 ... "http_proxy", "https_proxy": "Https代理" } 如何递归拿到这样的 value: keys呢？？？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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221 views

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sql server - How to insert and select encrypted column from SQL into asp.net core

I am using SQL as database. Encrypt some column of table using Azure Key Vault. Now I want ... are: Name_On_Account, Account_Number, Bank_Name, Bank_Routing_Number. Table design:...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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187 views

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amazon web services - Custom Provisioner for storage class

I'm working on a project and encountered some issues. I'm still a beginner with Kubernetes and need some help regarding ... 've searched a lot but unable to get anything on this....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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