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385 views

1 answer

amazon web services - Launch EC2 instance on S3 upload + process file

I want to automatically launch an EC2 instance whenever a user uploads data to my datadump-input S3 bucket. The EC2 ... . I was thinking Lambda but am open to other services....

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

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306 views

1 answer

python - I created a function that groups numbers from a list to a list based on their frequency and I need help optimizing it

UPDATE - I have managed to 'fix' my problem but I'm a 100% sure that this is not the optimal solution. ... : result_lst.append(sorted(list(array), reverse=True)) return result_lst...

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

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409 views

1 answer

为什么vue ssr 官网的中英文档要区别对待？

数据预取这一块，示例代码中文：英文 https://ssr.vuejs.org/zh/guid... https://ssr.vuejs.org/guide/d......

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

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321 views

1 answer

angular 路由复用的问题

我使用 ngular8 开发的SPA应用，在多个标签页之间切换时 input 标签中的内容都可以保留并恢复，但是表格内的数据就没有恢复（我使用了 ng-zorro-antd 的组件），这问题就叫路由复用？我要如何解决这个问题...

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

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449 views

1 answer

总是思维混乱破坏调老的好用的代码

不知道大家编程有没有出现这种情况，当你做好一个功能后，需要在原先的基础上扩展功能，原先的代码好像有点用又好像没用。总之，你修修改改，破坏了原先的功能，新的功能又没完成，好像是越改越差。然后，继续。饶了一大圈，终于把新功能完成了，老功能也修复了。这对我来说是家常便饭。我是不适合编程吗？。...

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

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421 views

1 answer

loops - Function that would get minimum, maximum and average in c

Hello I wrote a function that continuously accepts integer inputs from the user until the user enters -999 (sentinel value). The function ... ("Average: %f ", fAve); } return 0; }...

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

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172 views

1 answer

npm安装vue

为什么安装完成后，node_modules有两个文件夹 1 [email protected]@vue 2 vue 而且，我注意到，如果把第一个文件夹删除，第二个文件夹也打不开了如果用电脑自带的搜索vue，只能搜索到第一个文件夹问题安装一个包，为什么要 ... 型吗？依赖于第一个文件夹的存在随便问一下，包文件夹的命名规范是什么？我见到过好几种不同的命名方式...

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

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365 views

1 answer

amazon web services - Very slow first load time on calls to AWS Elastic Beanstalk server in VPC behind ELB

I have an Elastic Beanstalk server behind an Application Load Balancer, all inside a VPC. The first call to the server ... to the Main routing table but still get the same error...

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

0 votes

260 views

1 answer

python - Numpy doesn't provide an attribute

I've tried to import a model on Kaggle: from statsmodels.tsa.arima.model import ARIMA but it returned this error: ... .5. Could you please tell how to fix this error?...

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

0 votes

259 views

1 answer

Need to create Period over Period Issue Reporting in SQL Server 2016

I am responsible for creating period-over-period and trend reporting for our Team's Issue Management Department. What I need ... and if you have any SQL Statement Tips. Thank you!...

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

0 votes

427 views

1 answer

整合SSM跳转界面出现404错误

问题描述跟着B站视频做的几乎一模一样的项目，出现了org.springframework.web.servlet.DispatcherServlet.noHandlerFound No mapping for GET /book/allBook 异常，导致无法打开页面 ... 果是什么？只是想单纯的用SSM做个CRUD，希望大佬们可以帮忙看看，感谢！...

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

0 votes

246 views

1 answer

python - Get annotated instance variables

PEP 526 introduced syntax for variable annotations, that can be added on an instance variable even when the value ... get all instance variable, including the ones without value?...

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

0 votes

375 views

1 answer

小程序跳转怎么传参

小程序列表转到详情页怎么怎么传递一个对象过去，像vue的query和params...

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

0 votes

793 views

1 answer

ios - Test Flight - Local Network permission, NSBonjourServices error in TestFlight build

For iOS14 we are supposed to get the local network permission from the user. The app works fine if I run ... have enabled the Local network permission under privacy for the app...

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

0 votes

227 views

1 answer

python - How to get a list of doc name from numpy array

I have a 2d numpy array: dataset_tr = 'data/20news_clean/train.txt.npy' data_tr = np.load(dataset_tr) thedata_tr looks like ... array. Is there any better numpy way of doing this?...

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

0 votes

540 views

1 answer

google apps script - "Service Spreadsheets failed while accessing" on (seemingly) simple code

Does anyone have an idea of why my code is throwing the "Service Spreadsheets failed while accessing" error? I've read ... (row_num, column_nums[i]).setValue(new_maxes[i]) } };...

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

0 votes

395 views

1 answer

angular - How to force browser language settings to English?

I have an Angular application, with two files for languages English and French, I want the application to always ... the language to be always English despite the browser setting?...

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

0 votes

254 views

1 answer

bat脚本获取日期，格式为20200608185309

bat脚本，获取当前时间格式为20200608185309 要怎么实现...

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

0 votes

117 views

1 answer

webpack

问题描述 webpack没有将static下的js自动插入到head中问题出现的环境背景及自己尝试过哪些方法手动插入，但是这样很蛮烦，也不符合webpack自动化相关代码粘贴代码文本（请勿用截图）你期待的结果是什么？实际看到的错误信息又是什么？ webpack能自动插入static下的js...

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

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359 views

1 answer

WEEX打包成android应用后，如何让setInterval方法生效？

当前正在做WEEX的插桩覆盖率获取在Server端的覆盖率已经生效了，但是当打包成android包后，通过抓包发现对应的上传覆盖率数据的网络请求没有出现 ... vue文件中引用 import { upload_coverage } from '../weex_coverage' setInterval(upload_coverage, 10000)...

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

0 votes

404 views

1 answer

如何复制cnpm安装依赖后的node_modules?

cnpm安装后的文件夹是带有符号标签类型的文件，直接复制node_modules文件夹会导致带有符号标签的文件夹内容为空。有什么方法可以改变cnpm安装依赖的方式、或者能够把所有带有符号标签类型的文件转换成真实的文件。想问下有什么好的解决方法吗？备注当前项目依赖只能使用cnpm下载...

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

0 votes

151 views

1 answer

How to print out functions from a loop of an array of objects in java

How can I be able to print out the objects that I gave the program in case 2 What I'm trying to implement is case 2 ... + " " + this.DevelopmentCompany + " " + this.GameType; }}...

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

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422 views

1 answer

为什么用selenium爬网页出现这种异常提示？

这几天想用selenium爬网页信息，简单写了一个但是总报错，找不到问题原因，各位帮我看看呗,大家可以直接执行我下面的代码，看看报错信息 from selenium import ... the DOM, it is not in the current frame context, or the document has been refreshed...

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

0 votes

126 views

1 answer

js的值找不到，断点能看到

https://page.om.qq.com/page/O... 这个链接，会加载一个"https://coral.qq.com/article/5380763439/comment/v2?orinum=20&oriorder=u&pageflag=1&scorecursor= ... 看到各个参数的值，但是就是找不到这个e是在哪计算的......

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

0 votes

464 views

1 answer

我竟然连题目都看不懂，这算法难吗？

给你一个方程，左边用?words?表示，右边用?result 表示你需要根据以下规则检查方程是否可解：每个字符都会被解码成一位数字（0 - 9）每对不同的字符必须映射到不同的数字每个 words[i] ... ,?results.length?<= 7 words[i], result?只含有大写英文字母表达式中使用的不同字符数最大为?10...

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

0 votes

181 views

1 answer

vue怎么做到页面预加载组件数据

<el-table-column type="selection" />在列表加载的能不能先根据组件传过来的一个值判断是否加载啊？...

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

0 votes

612 views

1 answer

class - Tailwind css border issue

I'm trying to create a border with a specific horizontal length by using border-b-8 in tailwind css but it's not ... border but not the horizontal length. How do I do this?...

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

0 votes

369 views

1 answer

二叉排序树建立时 VS引发异常：读取访问权限冲突问题

数据的结构： typedef struct Node { ElemType data; struct Node *lchild; struct Node *rchild; } NODE, *BSTree; **** 二叉排序树的建立参数：( ... InsertNode( (*pTree)->lchild ,key); 还是其它问题，希望大神解释一下；...

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

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