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381 views

1 answer

ios - Swift - Update List from different View

I have 2 Views in my Swift Project and when I click on the Button on the secondView, I want to update the ... PreviewProvider { static var previews: some View { ContentView() } }...

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

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317 views

1 answer

关于ireport+jasperreports输出中文的问题

打印的pdf文档无法打印中文关于中文的三个jar包英文可以正常打印，中文是空白大家谁有相关的经验还望指点...

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

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747 views

1 answer

最近在做乐橙的监控设备，第一步通过http post json获取accessToken都失败了，请问如何解决？

网址：乐橙应用开发指南现在我第一步的获取accessToken都获取不到，我的代码如下： function http_post_json($url, $jsonStr){ $ch = ... ; list($returnCode, $returnContent) = http_post_json($url, $jsonStr); 运行结果：...

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

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784 views

1 answer

angular - How to replace CommonJS witt EcmaScript for "@types/uuid"

In my angular project, I am using this librart "@types/uuid": "^8.3.0", and I am getting a warning that says ... to know the solution in general or at least for the uuid library...

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

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359 views

1 answer

Angular1如何判定一个服务所属的模块是否被当前模块引入

注意是angular1.5.x, 不是2 我在根模块(App)中依赖了ngResource模块和一个自定义的foo模块. 我的这个foo模块要使用ngResource模块的服务, 就不需要再次引入啦. angular是在什么 ... ) { // 使用$resource }) 这样的代码, Foo这个模块是如何能自动注入$resource的?...

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

0 votes

538 views

1 answer

Python Image masking and removing Background

I have two images: the temple and the mask (the heart). I want to mask the temple with the shape of the ... shaped cutout from the temple with a white or transparent background....

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

0 votes

414 views

1 answer

reactjs - Add pages to dynamic routes on runtime Next Js

So I am working on a simple next js application A Blog System. So like a basic blog, I have a posts section where I see all my ... Please help. Thank YOu in advance :( -> :| -> :)...

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

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364 views

1 answer

vue如何绑定多个不同修饰符的click？

<input v-on:click.ctrl="SelectedMultiple(item.id)" v-on:click="Selected(item.id)" /> 如上我想实现的是按住ctrl的时候多选但是在触发SelectedMultiple之后会再次触发Selected事件这个该如何解决呢？...

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

0 votes

539 views

1 answer

android - Force Gridlayout to have x amount of columns and square cells

I'm using the GridLayout to try to create a grid of square elements, so no matter the width of the screen or ... ="1" /> </androidx.gridlayout.widget.GridLayout> </LinearLayout>...

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

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388 views

1 answer

datetime - PHP Dates are frustrating me

I'm trying to validate input in mm/yyyy format by round tripping a string. The problem: <?php $datestr = "06/2017" ... out: 07/2017 Why is the second value incremented a month?...

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

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341 views

1 answer

r - plyr for same analysis accross different subsets

I'm new to plyr and dplyr and seriously don't get it. I have managed my way around some functions, but I struggle with ... unless you know a much superior way ;) Thank you so much!...

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

0 votes

276 views

1 answer

buildscript block 能否在script plugin中使用？

我引入(本地内部仓库)第三方二进制插件时,只能在build.gradle中定义吗，能否在脚本插件中定义？例如： // ~/Test/helloplugin.gradle buildscript { dependencies { ... + name } 我在本地测试时，直接报错，com.github.blindpirate.gogradle插件无法找到 ...

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

0 votes

138 views

1 answer

reactjs - Passed props not changing

im new to react, and therefore this might be a missunderstanding of a concept, rather than a programming error. My ... problem for now, but my other questions are still open....

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

0 votes

154 views

1 answer

C null pointer check fails in ai_next linked list

Background: I'm following Beej's Guide to Network Programming on how to listen for and accept incoming connections using C sockets. ... printf("Here's one addr!"); } return 0; }...

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

0 votes

253 views

1 answer

javascript - How to disable browser CPU throttling on SetTimeout?

When the browser is minimized or the tab is on the background they set setTimeout to a minimum of 1 second example code: ... , time using web worker: How I can disable/bypass it?...

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

0 votes

390 views

1 answer

Return body of Symfony Mailer email in a functional test?

With Mailer, it appears not possible to retrieve the body of an email in a functional test. For example, with ... $message = $collectedMessages[0]; $body = $message->getBody();...

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

0 votes

383 views

1 answer

这种样式该怎么书写

这种重复小点大点的样式该怎么写呢，圆圈的个数是由右边组件的高度和个数来决定的...

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

0 votes

270 views

1 answer

python - what is the type of image have to be for colour checker detection

When I tried to use a color detection library of color project for an image opened by OpenCV, I thought I would have ... the resulted image. Can someone explain to me why this is?...

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

0 votes

951 views

1 answer

weex scroller搭配refresh在android平台上拉会触发refresh

weex scroller搭配refresh在android平台第一次上拉会触发refresh js框架是 vue，有遇到的吗，不知道是不是bug...

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

0 votes

258 views

1 answer

Alpine.js show/hide image for a image selector

Here I have an image selector. When an image link is clicked in the second <li> it will show in the first <li>. This works fine. ... >path }}"> </a> </li> @endforeach </ul> </div>...

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

0 votes

356 views

1 answer

python在命令行中实时输出数据

想做一个简易的数据监控程序，命令行界面。 python每秒取数据展示在命令行中，但是有两个小需求不知怎么实现不想要屏幕滚动输出想把屏幕固定，每秒更新命令行中的数据。什么思路请指点下？...

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

0 votes

425 views

1 answer

h5页面如何安卓app交互

同事说用jockey.js可以，但没有查到使用说明，请问怎样可以实现h5与app交互，或者有使用jockey.js的朋友，介绍一下如何使用，谢谢...

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

0 votes

436 views

1 answer

pip 不能安装包

如图：...

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

0 votes

413 views

1 answer

How do I export a SubtleCrypto ECDSA private key with PKCS#8 in JavaScript?

I'm trying to export an ECDSA (this probably applies to ECDH as well) private key I've generated with SubtleCrypto in ... be doing wrong here, and how can I make it work?...

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

0 votes

218 views

1 answer

这个编码串是怎么生成的

"systemid":"CA1A351F-F59A-0206-E043-0A8229050206" 像这个码有点像条形码，如何保证唯一性...

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

0 votes

645 views

1 answer

redux 处理错误的方案都有些啥？

如题使用redux 进行数据管理之后怎么处理错误，尤其是ajax请求的后一系列错误的时机任何请求都是有可能出错的在不同的页面下面处理错误的情况都有可能会不一样比如：捕捉到错误之后弹窗提示（异步）捕捉到错误之后跳转 ... 接收到新数据之后修改视图只能在store接收到新数据之后弹窗提示（异步）不能在render 阶段那错误如何统一处理呢？...

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

0 votes

290 views

1 answer

使用聚合数据api

循环出来的时候出现了这样的乱码然后页面什么都没显示，这是什么问题吗？...

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

0 votes

261 views

1 answer

thinkphp的循环问题

我想取到这个time,不知道该什么循环出来，大神们帮帮忙谢谢...

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

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