diamondth_king Ask a question 2022-11-06 11:19

Question matlab app output problem

I have no programming foundation, just use matlab to process some signal data, encountered the following problems: When using matlab software app-Wavelet time-frequency analyser, the output i s a picture, which cannot be modified, only saved. Output scaloggram, the matrix is complex, can not draw contour map. Ask for answers and solve problems. ...

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gnlchenyiran Ask a question 2022-11-07 12:45

Question AttributeError: 'int' object has no attribute 'append'

问题遇到的现象和发生背景 运行报错：AttributeError: 'int' object has no attribute 'append' 用代码块功能插入代码，请勿粘贴截图 序号=[]数字=[]for 数 in range(1,10): 数字.append(数) for 数字 in 数字: if 数字==1: 序号.append('1st') elif 数字==2: 序号.append('2nd') elif 数字==3: 序号.append('3rd') else: 序号.append(str(数字)+'th' ;) print(序号) 运行结果及报错内容 AttributeError: 'int' object has no attribute 'append' 我的解答思路和尝试过的方法 尝试用list()，没有解决 我想要达到的结果 序号='1st,2nd,3rd,4th,5th……'...

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cupidcool Ask a question 2022-11-07 16:08

Question Why are the steps of "wechat Sports" and "Sports Health" mobile apps inconsistent?

Question: Why are the steps of "wechat Sports" and "Sports Health" different? The "wechat Sports" version I use is based on wechat Android mobile phone app v8.0.20, and the "Sports health" I use is based on HuaWei Android mobile phone app v12.1.5.330. The difference in the number of steps when the above problems occurred was as follows: wechat exercise: 3800+ steps, exercise health: 30000+ steps. Methods I have tried: 1. Wechat Sports has no step sensor to count steps; "Sports Health" mobile app is based on the step sensor of HuaWei mobile phone; 2, co...

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dunmas Ask a question 2022-11-07 16:14

Question 想问一下关于uniapp小程序商品售卖类的项目关注界面如何实现

想问一下关于uniapp小程序商品售卖类的项目关注界面如何实现

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du_bc1984 Ask a question 2022-11-07 16:16

Question uniapp vue3 如何在微信小程序的setup中拿到ref的dom实例

首先我知道 uniapp中$refs只能在h5端正常使用，其他地方是不能拿到内置实例的 我测试过通过 export default 的传统写法 通过this.$refs可以拿到 自定义组件的dom，但是在setup中就不行代码如下 abc> template> import { onMounted, ref } from 'vue' let ab c = ref() onMounted(() => { console.log(abc.value); }) script> style> 微信小程序返回的结果是 null 请问如何在微信小程序 setup中拿到dom实例？...

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csm0505 Ask a question 2022-11-07 16:29

Question flutter怎么监测app卸载

flutter怎么才能监测到app卸载？这样就可以在卸载时做一些数据清楚处理或者其他逻辑

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linwenbo01 Ask a question 2022-11-07 16:31

Question 如何开发一款社区app

我们学校有大一年度项目活动，我们专业要求每组开发软件。想问下各位，开发一款社区类app需要哪些知识，可以分成哪些基本步骤呢？

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stvotvcctv Ask a question 2022-11-07 16:32

Question qt for android 怎么判断app是否已经安装

qt for android 怎么判断app是否已经安装 // 判断设备是否已经安装某应用 // pkgName应用包名 public static boolean checkInstalled(Context context, String pkgName) { if (TextUtils.isEmpty(pkgName)) { return fa lse; } try { context.getPackageManager().getPackageInfo(pkgName, 0); } catch (Exception x) { return false; } return true; } public static bo olean isInstall1(){ QtActivity cur = QtActivity.m_curAc; if(checkInstalled(cur, "org.qtproject.example_untitled4")){ return true; } return false; } 在main中bool isInstall = QAnd...

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dt8095 Ask a question 2022-11-07 16:38

Question 我写了一个.py文件，我要把它封装成macos的.app文件，怎么办？（希望在终端进行封装）

我写了一个.py文件，我要把它封装成macos的.app文件，怎么办？（希望在终端进行封装）

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rendongxing9 Ask a question 2022-11-07 16:52

Question Spring integration Mybatis framework: No bean named 'UserMapper' is defined error.

Spring integration Mybatis framework: No bean named 'UserMapper' is defined error. Is the basePackage path written with the mapper package name still not recognized?

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djchaser Ask a question 2022-11-07 17:17

Question Add a LAN to the vuforia based app

What I want to achieve The AR Android app made by vuforia uses virtual buttons and joins the LAN to make two mobile phones see the same picture. Is it possible to achieve this?

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sunman314 Ask a question 2022-11-07 17:21

Question Want to use appium to open Quark browser on Android phone, but the background report 500 that does n ot open, would like to ask how to solve?...

Want to use appium to open Quark browser on Android phone, but the background report 500 that does not open, would like to ask how to solve? I tried the browser that came wi th the phone(Huawei browser) and the same error. ...

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wurb1975 Ask a question 2022-11-07 17:23

Question the app will be black screen

surfaceView+mediaPlayer to play the video, return to the background after the end of the app will be black screen, how to solve this? Video cannot be looping and can only be played once

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cs15001 Ask a question 2022-11-07 17:36

Question int object has no attribute append. What can I do

When calculating pi approximation, Can you help me? Thank you.

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dege999 Ask a question 2022-11-07 17:43

Question appium is slow to use chain response

Symptom and background of the problem appium is very slow with chain response move_to at about 500MS-1S in between. Insert code with code block function, do not paste screenshot li an = TouchAction(self.driver).press(x=start_x, y=start_y) lian.move_to(x=start_x, y=start_y) for p in pos: lian.move_to(x=int(p[0]), y=int(p[1])) lian.move_to(x=end_x, y=end_y) lian.release() lian.perform() Running result and error content The interval between requests in the background is extremely long. It always feels like it's stuck on the server side....

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