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flutter - How to save multiple images to firebase storage and get image urls at once?

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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laravel - Cannot install Voyager - Cloning failed using an ssh key for authentication, enter your GitHub credentials to access private repos

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gmail api - Google API FAILED_PRECONDITION Precondition check failed

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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webstorm怎么才能有更好的提示，这个函数描述太过于简单了，怎么开启或者装什么插件可以实现呢？

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django url 传入参数带有空格怎么处理？

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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react-redux的state改变却没有重新渲染

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Is it possible to have the same array of pointers to struct point to different types of struct?

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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what are css selectors' levels? are there any difference between level 3 and level 4?

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to set JWT token expiary life time in Laravel 8?

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何用浏览器打开微信分享出去的链接

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - laravel update row to be a copy of another already existing row

I am trying to copy all data from one row to another already existing row and change some values. For example if the ... laravel to update the row instead of inserting a new one?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - ORM: Invoices. What is the v14 equivalent of compute_taxes from v10?

What is the V14 equivalent of function compute_taxes() from V10 which is is used in other module to compute the ... return self.with_context(ctx).write({'invoice_line_ids': []})...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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微信开发者模式，如何在消息管理隐藏关键词

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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escaping - Php remove single quote from string

Breaking my head here. I'm getting data from a website. $page = file_get_contents('https://somepage.com/example' ... (html_entity_decode($match[1]))); var_dump($string); ?>...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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flutter - Dart - Convert json to a typed list

I'm working on a recipes app and I have an endpoint that returns all the data and an array with all the ingredients needed. ... mettete su un piatto da portata e servite" } ] } ]...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - manyToMany django form

i have a class PhoneBook and a class Campaign and these tow have ManyToMany relation.... when i use Modelform for ... = ("title", "phone_book", "message_price", "daily_budget")...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - VSCode about React parentheses

I'm new in React and this group!!! This is my first question post~ And I'm trying to learn from Youtube and Google some ... function App() { return <div className="Menu"><div/>; }...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to render all unknown properties from array of objects except some in react

Hi guys I'm trying to render all properties except some from an array of objects in react js. Each object has a ... .All properties except Id, selected, expanded</td> <tr> )...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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427 views

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LimitOffsetPagination with viewsets.ViewSet in Django Rest Framework

Can we use LimitOffsetPagination with viewsets.ViewSet in Django Rest Framework. settings.py: REST_FRAMEWORK = { " ... def destroy(self, request, pk=None): pass...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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wordpress - Nested CSS selector Issue

Hello I have some nested element and I need to select all the img elements in my page which are inside a ... is there some best practice for selecting such deep elements? Thanks...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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写一个u盘插入后会自动打开u盘里的html文件的脚本

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asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Error while trying to inject with services.AddScoped

I am building a WarehouseApi, but when I try to inject my service it gives me an error(CS0119) public static ... Dependency Injection, etc, so this might be an easy fix...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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想挂一个静态网页，不想放github上，国内哪里有好的空间？

想挂一个静态网页，不想放github上，国内哪里有好的空间？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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使用webpack，require的一个疑问。

首先，我有两个文件 main.js和config.js 其中test.js的源码如下： function test_aa(){ console.log('aa'); } class config { constructor() { this.is_debug = 0; } ... 是个好习惯至于其他第三方的 npm都有直接安装都是模块化的，我多虑了 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Promise的意义是什么？

在做微信小程序的时候遇到了请求异步的问题，导致代码冗长而且复用性很低后来研究了promise但是发现这个东西并不能解决以上问题之前的小程序代码类似于这样 wx.request{{ url:' ... .request({ url:'xxx', data:{ data:somthing }, }).then(function(data){ }); });...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shellcode中的打印问题？

64位linux(ubuntu) 一个简单的汇编程序：test.asm (调用write打印"/bin/sh"，然后退出): global _start: _start: jmp what are: mov rbx,0x68732f6e69622fff shr rbx, ... 功推出了，但是就是没打印是不是shellcode中的标准输出流有问题？还是别的...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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SpringBoot如何在html页面中插入图片?

配置如下： spring.resources.static-locations=classpath:/META-INF/resources/,classpath:/resources/,classpath:/static/,classpath:/public/,file:${web. ... page.png}"/> </body> 为什么图片无法显示??...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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153 views

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AbstractQueuedSynchronizer中CAS的疑惑

这段代码是AQS框架中将当前节点入队的操作 Node pred = tail; if (pred != null) { node.prev = pred; if (compareAndSetTail(pred, node)) { pred.next = ... 经是当前节点node的值了，再执行pred.next=node是什么意思呢，这是否存在逻辑问题？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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