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    我的vue-cli3本地项目启动配置 devServer: { open: process.platform === 'darwin', host: '127.0.0.1', // 允许外部ip访问 port: 80, // 端口 https: ... Address: 127.0.0.1:80是,nginx日志中没有收到请求 请问是哪里有问题???谢谢了...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to a make a music player using Kivy, which will just have two button; one for play and one for ... ) I get served this TypeError: the first argument must be callable...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I wanted to memic some process I have which I am currently running through my command prompt. On this entire ... DevOps pipeline? your help or suggestion is highly appreciated....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm really new to Python (really, really new). This is the problem i need help to solve: I have a list of images ... extracted text from image inside a .csv Thank you very much :)...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    During the checkout process, under Company, I have another field for Company Registration Number. Now, everything works fine, ... in the admin panel. PS: field name is billing_cif...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    比如一个字符串是var a = "2,3,4,5,6,7,11,22,33,44"; 我想用 v-if 判断a里是否有2。有就返回true; 判断有没有1,11不能算进来。...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    想利用vue读取xlsx文件内容,通过度娘处得到答案,如下: <template> <span> <input class="input-file" type="file" @change="exportData ... site/shengtingcq.com/d01b9323-781a-42ae-987e-aec0312a6fdf"}] 请问如何解决呢?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    在说明文档中看到这样的说法: clusterAdmin:只在admin数据库中可用,赋予用户所有分片和复制集相关函数的管理权限 readAnyDatabase:只在admin数据库中可用,赋予用户所有数据库的读权限 readWriteAnyDatabase:只在 ... 只在admin数据中可用 但是却又 赋予用户所有书库据的读写权限 感觉是相矛盾的?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    canal.deployer-1.1.4阿里的版本 监听了一张表,然后我在这张表新增字段,然后爆了下面的错 请问是什么错 改怎么解决呢 `2020- ... .AbstractEventParser$3.run(AbstractEventParser.java:258) at java.lang.Thread.run(Thread.java:748) `...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've built a static site in html, css and js that I've converted into a wordpress theme. I've used glider.js for an ... the "Glide" object is in app.js but needs glide.min.js....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am using this code in RStudio to make a boxplot, but I am left with a large blank area to the right of my data. Any idea ... area to the right of my data. how do I get rid of it?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    <ul> <li></li> <li></li> <li></li> </ul>...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I want to store the roll and score of the students in a map in the sorted order of roll and also retrieve the score for a given ... f) { stdt.insert(pair<int,float>(n,f)); } };...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
    hi im new to codings and i have to print my binary search tree in a 2d model but this codes only print the orders of ... merging the two codes but it gives me error i cant fix it....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
    Assume that there is an employee table and a project table. A relationship table emp_proj contains following column: ( ... , would delete all rows that contain the concerned pairs....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    i have website on PHP and i wont to know how to set this HTTP headers: Last-Modified If-Modified-Since Cache-Control ETag For ... YES, how to make it? Thank you so much on advise!...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    ### 问题描述 ### 问题出现的环境背景及自己尝试过哪些方法 ### 相关代码 粘贴代码文本(请勿用截图) <template> <span>{{ tableDataDep }}</span> </template> export ... } ### 你期待的结果是什么?实际看到的错误信息又是什么? tableDataDep并没有渲染到dom...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    麻烦大家提提建议。项目是C/S分离的,现在我有这样一种场景:C端可以直接连接S端,而S端由于网络配置原因,无法直接连接C端。在这种情况下,双方该如何进行通信呢?我试过GRPC和WebSocket,由于个人水平原因,感觉都不是很理想。 麻烦大家帮我想想办法,有没有什么更好的通信方案,或者GRPC和WebSocket怎么使用能够更好的满足这种需求。谢谢大家!...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.3k views
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    What happened: I setting up the secret (which works in ubuntu18.04 cluster) in my Kubernetes cluster (os: REHL7.8) and ... : flannel v0.13.1 Thanks in advance for your great help....
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    怎么用JavaScript做音频、视频推流?获取到每一帧,在每一帧之前空出八个字节设置参数?...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How does one make a 2D array of dataframes in R, where each cell is a dataframe containing two rows of a given ... x and y are variables indicating the columns of the spreadsheet....
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    go有没有推荐的rabbitmq的封装好的第三方包推荐...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    i have a laravel project where I need to print a pdf. I made the printing without problems, using a library DOMPDF, but ... div> </div> How can i print the html content correctly?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have this function that creates a sort if heatmap for 2d tensors, but it's painfully slow when using larger tensor inputs. ... .axis("off") plt.show() An example of the output:...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.2k views
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    项目中需要在 store 中维护一个如下结构的对象 listObj: {}; listObj: { //"xxx": [], //"yyy": [] } 其中key/value键值对为动态新增的;value为数组 ... deep: true }, }, 当 store 中的listObj进入新增 key/value时,如上监听始终无法执行...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have two files and I want to make sure these two files are the same. File 1: df1<-read.table (text=" class type colour ... 18 2 red F FALSE 1 red F ", header=TRUE) Error =4...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.2k views
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asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.3k views
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    我司的场景: A关注了B,当B发帖子 评论帖子都要给A发一封相关内容的私信,例如: B发布了xxxx , B评论了xxxx 方案一: B每产生一条动态发一封私信 问题:如果B有100万粉丝,每产生一条动态,就要发100万封私信,这肯定行 ... 也发了很多条信息,那么A从群发信息表中单次拉取的数据条数过多,肯定会造成接口响应过慢 这个功能应该如何制作?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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