Recent questions in Technique[技术]

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vue中添加高德地图，但是地图未显示，切有警告，求大佬指导

...

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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postman - Unauthorized WebHook callback channel Google push notifications

I am trying to monitor my files in Google Drive. By getting notifications to the delivery channel. I've tried everything ... t know exactly where the problem is. I hope for help...

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

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关于slot插槽的v-slot指令用法--作用域插槽

问题描述按照文档使用v-slot指令，获取作用域插槽的值报错：Property or method "slotProps" is not defined on the instance but referenced during render. 问题出现的环境背景及自己尝 ... 是我用错了，但是我也不知道错误的地方在哪，希望知道的同学能够帮我指正，谢谢...

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

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reactjs - SignalR and React - Invocation canceled due to the underlying connection being closed

Good evening. I am building a chat component using SignalR(5.0.1, I also tried an early version 3.0.0) and dotnet core 3.1 ... , values); } catch (error) { console.log(error); } };...

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

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Error in XGBoost training on a large dataset in python jupyter

I have a pickle file with all the extracted features from raw dataset and now I am trying to train a XGBoost model on ... How should I train this data? using xgboost version - 0.90...

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

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python 3.x - Updating two models with a foreign key at the same time

Below are my codes and I get the error ValueError at /inventory/stock/1/edit Cannot assign "'1'": "Stock. ... history_form } return render(request, 'inventory/edit.html', context)...

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

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608 views

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vue 判断用户是否有该功能权限（例如编辑删除）

如题，想要根据接口返回的权限数组判断当前用户是否拥有该功能的权限如果没有就隐藏table中该功能，想知道怎么实现朋友提出一个办法：可以将权限清单放到顶层组件中（provide），页面使用（inject），或者做个全局minxes ，页面直接 v-if="[...].includes('key')"...

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

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arrays - Assigning Variable to Pointer vs Assiging &variable to Pointer

I am now learning about pointers. This is the sample code from a book: #include <stdio.h> int main() { int i; ... contains the char 'e' > kingvon@KingVon:~/Desktop/asm$ Edit- typo...

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

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node.js - .env file not in Heroku CI/CD with Gitlab

I am trying to deploy a Node.js application to Heroku via a GitLab pipeline. The below is my ... $HEROKU_APP_PRODUCTION --api-key=$HEROKU_API_KEY --skip_cleanup only: - master...

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

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Flutter: Too many open files exception (MacOS)

Today I saw a strange error in my app, it is something like this FileSystemException: FileSystemException: Getting current ... categories. How to Change Open Files Limit on macOS?...

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

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使用swift2pyi生成.pyi文件的时候format failed

当我使用 swift2pyi xxx.swift 命令生成.pyi文件的时候，报错 format failed format failed format failed format failed 然后生成的文件的缩进从4个空格变成了一个空格，好多多行的代码也被合并到了一行，其实文件内容并没有变化就是格式变化了...

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

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使用Paramiko transport 执行shell脚本获取不到echo输出

写了个监控系统资源的脚本，想通过Paramiko调用获取所有echo输出。目前通过这种方式调用只能获取到第一条，希望大佬们给指点下思路！...

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

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1.1k views

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redis 管道报错

$(echo -en "PINGrn SET runoobkey redisrnGET runoobkeyrnINCR visitorrnINCR visitorrnINCR visitorrn"; sleep 10) | nc localhost 6379 (echo -en ... nc localhost 6379 怎么都运行报错，复制的一模一样的啊...

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

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332 views

1 answer

异常 : Could not freeze : Cannot read property 'hash' of undefined

使用webpage的HardSourceWebpackPlugin插件后出现此错误。...

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

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655 views

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背景图片是变化的，上面的文字颜色是css中写死的，所以当两个颜色先近时，就看不到文字了。有什么办法可以凸显文字？

文字是黑色的。背景也是黑色时，就看不到文字了。 css有什么办法可以凸显文字？不变应万变，总能看清文字。有不失美观。...

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

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308 views

1 answer

spring-cloud 使用gateway配置路由的问题？？

注册中心使用Eureka 这里有一台登录微服务登录接口地址：http://127.0.0.1:7500/auth/login 同时也注册到了Eureka了然后gateway网关也注册到了注 ... Found", "message": "No?message?available", "path": "/gateService/auth/login" }...

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

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141 views

1 answer

wsl里面php怎么sleep不起作用呢?

在win10 的子系统中使用php7,发现sleep不起作用,是怎么回事? 子系统是Ubuntu20.04...

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

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343 views

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python - What is the easiest way to remove all packages installed by pip?

I'm trying to fix up one of my virtualenvs - I'd like to reset all of the installed libraries back to the ones that match ... . Is there a quick and easy way to do this with pip?...

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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vant IndexBar 头部被遮挡

Vant中的IndexBar，点击侧边index，数据直接定位到了顶部，顶部有搜索框是固定定位，头部遮挡住了前几条数据，大家有遇到这样的问题吗？是如何解决的。求告知······...

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

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521 views

1 answer

vue项目打包成app后session失效

vue项目打包成App 请求接口时候发现session不能用了，这是咋回事？如何解决？...

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

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1.1k views

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bit manipulation - How to generate a fixed-length code from a set of integers of a specific bit count in JavaScript

Generate string from integer with arbitrary base in JavaScript received the following answer: function parseInt( ... .log(toString(0, 'abcdefghijklmnopqrstuvwxyz0123456789+-'));...

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

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171 views

1 answer

求助！！求助！！求助！！

有大佬用过这种插件么...

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

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310 views

1 answer

有什么措施可提升DolphinDB的写入和查询性能

假如目前部署了DolphinDB database4个计算节点，要让4个节点的性能发挥到最大，有什么措施和建议？...

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

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266 views

1 answer

python - SQLite3 dump to .sql

I have a corporate notebook and I wanna make sure I do everything right before I issue a request on our IT depart. ... to the group policy"). Is my way of thinking correct?...

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

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604 views

1 answer

File Disclosure: Spring While using redirect in ModelAndView

SAMPLE CODE public ModelAndView redirect() { String URL = "http://10.44.75.102:9191/application/report.htm"; ... While Using ModelAndView it shows vulnerability issue how to fix?...

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

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391 views

1 answer

关于docker有一点小疑问

我现在有一台云服务器,请问我在服务器安装java,mysql,redis这些环境和在docker中安装这些环境区别在哪里呢?我看之前说docker是为了解决环境不一致的问题,但是如果不同电脑就算拉同一个docker镜像,但是电脑环境不一致啊 ... 是如果我在一个镜像中安装了java环境,在另一个环境没有安装java环境却把jar包部署在里面,该如何运行呢?...

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

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206 views

1 answer

jquery - Using 'starts with' selector on individual class names

If I have the following: <div class="apple-monkey"></div> <div class="apple-horse"></div> <div class="cow- ... one with regex? Or is there a more elegant/less verbose solution?...

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

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1.0k views

1 answer

javascript - Ag-grid: clear cell when "agSelectCellEditor" is used

As stated in the ag-grid documentation: The default editor will clear the contents of the cell if Backspace or Delete ... options. Any idea how can I achieve the same behavior?...

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

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