Welcome To Ask or Share your Answers For Others

Recent questions

+2 votes

5.7k views

0 answers

Welcome to Our Knowledge Sharing Community-Open, Learning,Share

Welcome to developer's Knowledge Sharing Community-Open, Learning,Share 欢迎来到程序员专属的知识分享社区! 一个分享知识，传递知识，学习知识的社区！...

asked Feb 5, 2021 in Others[杂七杂八] by ostack (1.4k points)

0 votes

353 views

1 answer

javascript - Edit words in Zapier

Im trying to reverse words in Zapier. For example "word"-->"drow". I already looked for an app which I can connect ... words with Code by Zapier (Javascript/Python). Not sure why....

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

0 votes

245 views

1 answer

css完成高度的自适应

class Demo extends React.Component { state = { list: [] } handleAdd = () => { const { list } = this.state; this.setState({ list: [...list ... 部和底部，不同浏览器可能不同不希望通过js获取元素高度，css能否搞定？...

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

0 votes

544 views

1 answer

谁能详细描述一下前端工程师化是什么

大家都在说的前端工程化到底是啥呢，是打包吗?我看到的感觉都太全面，谁能来总结一下??...

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

0 votes

504 views

1 answer

oracle修改用户表空间后查询指定表空间的表还是需要显示查询

新建一用户，修改了默认表空间 alter user BENQ default tablespace WEBSITE; select username, default_tablespace from dba_users where username='BENQ'; 查 ... * from WEBSITE.APP_TOKEN; 可以查询到请问是哪里出了问题...

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

0 votes

456 views

1 answer

c# 3.0 - There is a different way to write this code? c#

I am new in IT and my teacher gave us this exercise Write a console application that asks the user to input numbers ... to see how would you solve it, to improve my knowledge...

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

0 votes

445 views

1 answer

vue router的Cannot read property '$router' of undefined"问题

这是debug时候看到的好像是有东西吧然后走下去就报错了下面是代码里的这是什么问题呢补充一下, 刚才的新发现把this给另一个变量赋值, 她竟然是undefined 用鼠标把this圈起来看的话它又是有内容的...

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

0 votes

566 views

1 answer

ant design表格render函数中text和record参数的区别？

函数说明 render function(text, record, index)生成复杂数据的渲染函数，参数分别为当前行的值，当前行数据，行索引， text和record分别是什么？为什么我打印出来的结果一样？...

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

0 votes

948 views

1 answer

华为浏览器如何禁止页面滚动导致地址栏隐藏？

由于地址栏隐藏，导致底部按钮无法点击...

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

0 votes

677 views

1 answer

Yii2添加request的baseUrl后加载的资源url也会加上这个baseUrl导致加载的不对

我的是Advanced版本，我frontend和backend是单独用不同域名的，由于怕权限管理里面跟前台的路由有相同的，所以就在后台的路径里添加个/admin 具体是在backend的main.php的 ... 能让assets不添加这个/admin？感觉这个文件backend/assets/AppAsset.php里应该可以设置才对呀 ...

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

0 votes

750 views

1 answer

Symfony5 The CSRF token is invalid - after upload on hosting

I have strange problem: i have dev version on pc on localhost and it;s work but after uploading on hosting on every form ... .submit) }} {{ form_end(contactForm) }} {% endblock %}...

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

0 votes

766 views

1 answer

vue项目中dom元素上的版本属性是通过什么方式添加上的？

如图，html和css中的版本信息是怎么添加上去的？...

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

0 votes

797 views

1 answer

android - Bluetooth BLE can't connect and don't know if i'm on the wrong way to do it

I'm a begginner on Bluetooth LE, I can scan all Bluetooth Device but I can't connect to the device. I got ... :513) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1101)...

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

0 votes

842 views

1 answer

如何做图片响应请求？

URL获取图片如下： http://localhost:7001/getFile/20201030/jpeg/LH4U0X42_1604047215470.jpeg 希望可以通过url打开或下载图片后端除了设置ctx.set('content-type', 'image/jpeg'); 返回体要怎么设？...

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

0 votes

1.8k views

1 answer

如何实现在h5页面访问链接唤醒微信，并使用微信内置浏览器打开此链接

或者是其他形式，如小程序或公众号的方式，只要能打开访问的链接即可...

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

0 votes

1.6k views

1 answer

问一个网络传输和序列化问题！

最近用axios发现了序列化这三个字，很好奇，上网搜了下出现什么编码，字节，二进制数据流，直接懵了。什么是序列化，为什么需要序列化？ content-type和序列化有啥关系吗？当content-type为form-url-encoded的时候，我看数据格式是用&符号连接的，这种格式的数据和json一样也是字符串吗？基础不太好，求大佬指教了！...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.3k views

1 answer

flutter provider - Bloc isn't found in the widget tree

Because the code is to big I will try and sum it up in words. This is the latest exception: Error: Could ... used multiple Builder widgets but I am always hit by this exception....

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.0k views

1 answer

winapi - How does WaitOnAddress / WakeByAddressAll / WakeByAddresSingle work

Can anyone tell me how WaitOnAddress / WakeByAddressSingle / WakeByAddressAll works internally ? From a MS blog-article I noted that it works with least kernel-intervention....

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

Qt 如何根据combobox选择的值触发不同事件

我想要根据用户选择的combobox的值来决定下面lineEdit的值和模式，但是用户也可以不更改combobox（即使用默认值），主要问题就在于程序不知道用户是否做出修改，什么时候修改的我现在有两种解决方案 ... 当前combobox的值 2.在combobox后面加一个Enter按钮，用户选完combobox的值，再点击Enter发出信号，触发槽函数...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.8k views

1 answer

html - PHP Comment system using File Writer

I found a code from my old projects and I want to use it in my new project. But its not really working. Its a ... textarea> <input type="submit" value="Review" class="reviewBtn" />...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

git show 查看指定SHA的文件，加管道过滤后部分路径变为...这是为什么？

如图所示，git show 1660ad44 --stat 是OK的一旦加上| 想过滤出具体的路径和文件名，发现部分路径变为... 导致后续shell取不到文件而且我git show 1660ad44 --stat &> /tmp/git ... 一下：截图中的命令有错误，grep需加E，否则git的一些信息会输出，干扰过滤: grep -E '|'...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

@ManyToOne如何更新主键

题目描述使用@ManyToOne如何更新主键题目来源及自己的思路用户表和部门表多对一的关系，现在在用户表上使用@ManyToOne,部门表使用了@OneToMany，然后当我想要修改用户的部门时，调用修改接口，传递 ... 际错误是使用了CascadeType会导致对应部门ID信息被变更为null，但是不加CascadType的话会导致用户没有部门信息...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.0k views

1 answer

hdl - chip Mux4way16 not run ontil the end on ?HardwareSimulator (VHDL)

I'm tryng to build this chip: // This file is part of www.nand2tetris.org // and the book "The Elements of Computing Systems" ... [2]; OUT out[16]; PARTS: // Put your code here:...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.9k views

1 answer

android - listen for firebase event after app killed

I was trying listen for a change in firebase firestore collection, after the app is closed. For that I have written the ... on MotoG5s plus (Oreo) and Samsung A50 (Android 10)....

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

百度小程序搭建顶bar怎么设置？

我想咨询下百度小程序搭建一键转小程序时遇到顶bar 是预留还是取消呢？这两者有什么区别呢？要不要预留顶bar这个很纠结！求指点，谢谢！...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.9k views

1 answer

输出三个数中的最大值，程序出现错误！

代码 /**************************************************** Copyright:Tan Haoqiang Author:Huang Zihan Date:2020-12-21 Description: ... 三个数字中的最大那个输出，但是按下enter键之后光标就到了下一个空行，不知道哪里错了？...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.9k views

1 answer

webpack如何对输出文件拆分？

需要把output拆分而不是chunk 感觉用CommonsChunkPlugin不对有没有相应的plugin呢？另外：我把一个大的js拆分成几个小的再网站加载的时候会不会并发下载而缩短加载时间呢？...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

在 Google Play 发布软件，可以不发测试版，直接发正式版吗？

我发现正式版的发布一直是灰色的，不能点，只能发布内部测试，公开测试这些。但是我发了测试版。也没有提示可以发正式版。还需要什么额外的操作吗？...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.9k views

1 answer

ant design中的TreeSelect 组件如何只获取子节点的集合?

### 题目描述 ant design中的TreeSelect 组件选中节点的数据为: 期望得到的数据为: ['0-0-0','0-1-0','0-1-1'] 希望显示方式为: ... ..tProps} />; } } ReactDOM.render(<Demo />, mountNode); and design TreeSelect 地址...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

Page:

1
2
3
4
5
6
...
715
next »

Recent questions

...