Recent questions in Technique[技术]

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python - SQLAlchemy returning <Name1>, <Name2> values etc

Currently exploring SQLAlchemy. Did all the proper procedures. Python Code: class User(db.Model): id = db.Column(db.Integer(), ... 'admin' >>> me.passwd 'passwd' >>> Any thoughts?...

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

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543 views

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请教下，网上有没有webpack4下的tree shaking例子

翻了好多篇文章，可能和配置有关，或者版本原因，tree shaking总是不成功是不是webpack4中就不起作用了。、、如果有个实际例子就好了...

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

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376 views

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vue中computed不生效的问题

问题发不出去，用图片试试...

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

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376 views

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vue和bootstrapVue使用table和modal时，有多少条数据就会弹出多少个弹出框

` <b-table striped hover small :fields="fields" :items="lessons" responsive="sm"> <template v-slot:cell(Id)="data"> {{ data.item.Id}} </ ... 样写的话，表格中有多少条数据，就会弹出多少个modal，请问问题出在哪里？...

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

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520 views

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为什么HTML还没有下载完，浏览器已经开始渲染了？

创建了一个3M左右的HTML文件，发现html没有下载完的时候浏览器就已经渲染一部分了。难道不是下载完HTML再解析的吗？...

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

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451 views

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uwsgi single-interpreter 这个参数如何理解

搜索出来的都是这个回答结果： “在某些情况下python C拓展在多个解释器协作中并不好使 single-interpreter = true 来解决” 不明白是撒意思，求大神说细点！...

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

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java - How do you play a long AudioClip in(&from) JAR(background music)?

I'm doing a pet project (a kind of game). And I ran into a problem: when the application is called from ... Everything works in the IDE: short sounds and full background music....

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

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249 views

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C++ unordered_map weird behaviour

I was solving leetcode problem (Pairs of Songs With Total Durations Divisible by 60) and my solution below uses a map, ... 37 27 33 Anyone knows why is this odd behavior happening?...

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

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351 views

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reactjs - I can't figure out how to use visibilityFilters in react redux todo app

I have a todo app that does all 4 crud operations but I can't filter them based on their current status here's the app ... trying to find a better way (and so far failing at it)...

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

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304 views

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rust - How does ownership of variables work between iterations?

I am trying to learn rust and thought of implementing a linked list as a practice problem to understand Ownership/Borrow ... the error (2) Is my implementation the best way?...

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

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406 views

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vue v-if 如何动态生成条件？

最近研究自定义表单，但是遇到一个问题：v-if里面我如何能根据设定的条件让其自动显示/隐藏. 先看json：当选择联系类型时，手机号/邮箱地址可根据cond自动显示/隐藏。 getExpr方法自动生成v-show的条件，但页面修改联系类型时并不会根据该条件自动显示/隐藏，我该怎么做才合理呢？...

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

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452 views

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vue cli4脚手架创建失败

感觉vue真的好无语最基本的下载都各种问题环境如下 $ vue -V @vue/cli 4.3.1 $ npm -v 6.13.4 which.js: ... vue-admin PS C:UsersAdministratorDesktopvue-admin> npm run server npm ERR! missing script: server...

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

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284 views

1 answer

html - Is there any Way to Validate E-mail Domain using Javascript

Is there any Way to Validate E-mail Address Domain name using JavaScript. without checking it Ourself in String way, How to Check it using some api? Please Tell!...

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

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288 views

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vue.js - Simple state management with Vuex & Vue-Router

I have been trying to learn Vuex recently so that my data and unfinished form data are not lost when I navigate ... " is not defined on the instance but referenced during render....

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

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224 views

1 answer

怎么通过js获取pdf文件中的签名信息

...

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

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505 views

1 answer

HIVE 中 REGEXP_EXTRACT 正则提取，如何实现同一模式多次迭代匹配

希望找出序列中“0”多次(>1)出现的子序列 select REGEXP_EXTRACT('010011000111','(0){2,}',0); 实际返回 00 （共2个0）期望返回 00000 （共5个0）另外，使用用REGEXP_REPLACE是能够正确替换所有多次出现的0的，但REGEXP_EXTRACT提取不行，很奇怪...

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

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ignore_user_abort 的参数为true 疑问

官网文档：https://www.php.net/manual/zh... 说明 ignore_user_abort([bool$value] ) :int 设置客户端断开连接时是否中断脚本的执行 PHP 以命令行脚本执行时，当脚本终端结束，脚本不会被立即中止，除 ... 脚本在后台继续运行结束后(输出任意字符)，是会继续在后台运行？还是整个流程结束终止了？...

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

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389 views

1 answer

selenium - How can i get my python script start look like this

Hello so i wrote my own ?Sneaker Auto-Cop script with Python Selenium Chrome Driver. Now i want to know how to get ... stopped on the right site of the line Picture 1 Picture 2...

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

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488 views

1 answer

envoyproxy - Unable to access host port from docker container(envoy)

I am running envoy proxy in Docker for windows, I am running a simple web application in "localhost:1112". Envoy is configured ... help me on this, I am new to Envoy and Docker...

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

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394 views

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stackblitz运行angular项目报错

在 stackblitz 上运行 github 的项目： https://stackblitz.com/github... 右边控制台中报错：但是这个代码在我本地运行就没有问题，这个问题如何解决？ github 上的源码是： https://github.com/chanchaw/n......

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

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501 views

1 answer

各个主流手机软件内置浏览器对新特性的支持情况？

比如支付宝，微信等等主流的手机软件中，内置的浏览器对Local Storage、Session Storage、IndexedDB、Web SQL、Cookie、Cache Storage、Application Cache等等的详细支持情况如何，有没有谁整理共享贡献出来的？...

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

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434 views

1 answer

installation - Inno Setup installer that only runs a set of embedded installers

I'm creating an installer in Inno Setup that will only run a set of embedded installers. It does not install ... "{userdesktop}Test7.exe"; Flags: runascurrentuser; Tasks: Test7;...

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

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1.2k views

1 answer

vs code开发react如何配置

准备用vscode做react开发，该如何配置呢？需要支持以下功能： ES6+语法支持jsx文件格式化目前有以下问题：格式化触发，代码就乱了 ES6+关键字警告谢谢！...

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

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271 views

1 answer

Maven Build Failure ｜ ReasonPhrase:HTTPS Required.

Does anyone know what result in this Java Project build failure and how to resolve it? Thanks! 有没有人知道这个Java项目的搭建失败是怎 ... is: 501 , ReasonPhrase:HTTPS Required. -> [Help 1] [ERROR]...

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

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213 views

1 answer

php - How to parse an object containing multidimensional array

I have an object $userStatus which is fetching the values in the following format via an API call. I am unable to allocate the ... string(6) "2m 38s" } } Thank you for your help!...

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

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455 views

1 answer

neo4j利用dump和load还原数据库，错误提示没有权限

1 问题描述想用以下命令将ResourceOrachestrationCase数据库导入neo4j中， neo4j-admin?load?--from=D: eo4j2 eo4j-communitydatadatabasesResourceOrchestrationCase.db?-- ... 题该如何解决，使得成功导入数据库（有节点和关系）？...

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

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749 views

1 answer

vant-popup在有滚动条的页面，弹出遮罩层时页面会滚动到顶部，求助怎么解决？

<template> <div class="page"> <van-form validate-first @submit="onSubmit"> <div class="box"> 顶部 </div> <van-cell is- ... <style lang="scss" scoped> .box{ height: 1500px; } </style>...

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

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378 views

1 answer

Temp sensor slows down my GUI python program (Python3, raspberry pi)

I have main program with GUI which redraws vectors. In this gui program iam fast reading some data and draw them ... " % temperature) return(temperature) except: print("error")...

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

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