Jonic Developer Community

+1 vote

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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)

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530 views

1 answer

pybind11 - Remove item from list in Pybind

I am moving CPython calls to pybind. I had the following code: PyObject* my_list = ...; PyList_SetSlice(my_list , i, i+1, NULL); Which was used to remove an item. Now, ... .ptr() , i, i+1, NULL); Or am I leaking the object my_list[i]?...

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

0 votes

413 views

1 answer

HID actividentity keychain token locked

I have a hardware actividentity keychain token. The pin was entered wrong many times continuously and the token is locked. When it is switched on it just displays ... unlock using the administrator ui. Is there any way to unlock the token....

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

0 votes

621 views

1 answer

es6 promise 执行顺序问题

const p1 = new Promise(function (resolve, reject) { setTimeout(() => reject(new Error('fail')), 3000) }) const p2 = new Promise(function (resolve, reject) { setTimeout(() => resolve( ... +2=3秒，但是不应该是p2执行，过了一秒后resolve(p1)，p1又执行了3秒，一共是4秒吗？？？...

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

0 votes

538 views

1 answer

Is the Cordova Device UUID the same as the Capacitor Device UUID?

We are migrating from an Ionic Cordova app to an Ionic Capacitor app. While I know that Capacitor still supports Cordova plugins, we try ... /device/android/src/main/java/com/capacitorjs/plugins/device/Device.java#L43-L45...

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

0 votes

927 views

1 answer

javascript - How to get size of PlaneGeometry in three.js

I made mesh with PlanGeometry and BasicMaterial. function createMesh(width, height) { let geometry = new THREE.PlaneGeometry(width, height); let mat = new THREE. ... ; I want to know width, height value upper code. Please anyone help....

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

0 votes

944 views

1 answer

运行 vue 项目时，警告”多个模块的名称只是大小写不同“

warning in ./node_modules/Vant/es/utils/validate/number.js There are multiple modules with names that only differ in casing. This can lead to unexpected behavior when compiling on a filesystem with ... 警告代码是这样的，换了一个电脑，重新安装环境然后运行就出现这种警告了...

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

0 votes

867 views

1 answer

python - Assign List to Iterated Columns - OpenPYXL

I want to assign the below list to a range of cells using OpenPYXL. quarters = ['Q1', 'Q2', 'Q3', 'Q4'] I used the below to assign one value over a range ... ] to Excel Below is a snippet of what I'm trying to acheive: Thanks for your help!...

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

0 votes

904 views

1 answer

javascript - Mongoose updateOne() going through okay but not updating

I have this request: // PUT that updates a user. router.put('/api/user/:id', async (req: Request, res: Response) => { const { email, name, avatar ... .params.id and I was using parameters to send the request. Thanks everyone for the help!...

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

0 votes

1.0k views

1 answer

alexa - Capabilities of custom Skill Messages API?

I've seen in the API that one can send arbitrary data to the Alexa Skills Messaging API (reference). The message you want to send to the skill, in ... the relationship between Skill Events and the Skill Messaging API? Thanks for the help!...

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

0 votes

1.1k views

1 answer

ios - Duplicate Symbol error with pods and -all_load other linker flag

I am trying to update the Appodeal SDK and am now getting this error. Removing Other Linker Flags -all_load will allow it to build, but then I experience other ... : error: linker command failed with exit code 1 (use -v to see invocation)...

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

0 votes

940 views

1 answer

Hex和Escape编码中对应的十六进制数字的实质是什么？

例如： “我”的utf-8编码的Hex：'xe6x88x91' “我”的Unicode-Escape：'u6211' E68891和6211这两个十六进制数的实质是什么，E68891是和栈中的三个字节完全对应的吗？那6211又是什么？以及，他们之间怎么相互转换？（转换规则，不是用工具转）...

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

0 votes

1.1k views

1 answer

safari 添加到主屏幕总有手机出现样式问题

safari 添加到主屏幕总有手机出现样式问题没有图片就是有的会没有样式有的样式...

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

0 votes

1.2k views

1 answer

Vue slot如何多级传递

描述现在共有三个组件：A、B、C。 C是B子组件，B是A子组件。现在C、B本身都有插槽，想在A组件中调用B时，直接使用C声明的插槽，如何实现呢？代码写了一段期望符合预期的代码。然而vue提示异常，求大佬指点 https://codesandbox.io/s/dawn......

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

0 votes

1.2k views

1 answer

php - How to create a Call to Action button on a banner using Wordpress Customizer

I'm a WordPress beginner. This is my first question in Stackoverflow. I am using the theme (wp bootstrap starter) I want to add an action call button, I have managed ... ); }else{ echo esc_html__('','wp-bootstrap-starter'); } ?> </button>...

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

0 votes

1.2k views

1 answer

前后端关于多维嵌套对象数组数据的处理

前端在界面上要展示一个三维的对象数组选项列表：后端底层定义的是一个枚举类型： enum Permission { // 周转物周转物列表 PERMISSION_XXX_YYY_ZZZ_20 = 20; // 查看周转物 PERMISSION_XXX_YYY_ZZZ_21 = 21; // 新建周转物 PERMISSION_XXX_YYY_ZZZ_22 = 22; / ... 而且当界面的选项需要做改动的时候，前后端要维护两套数据，感觉不太好请问有什么更好的解决方案吗？...

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

0 votes

1.2k views

1 answer

第一次用zrender, npm引入zrender文件没找到

像图一样，有人可以告诉我怎么解决吗，我开始以为是依赖乱了，但清空整理了或者拿空项目最后还是有这种错误...

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

0 votes

1.2k views

1 answer

静态H5页面跳转小程序相关问题,跪求大佬帮忙看下

wx-open-launch-weapp 标签跳转小程序,一直找不到按钮贴代码,跪求大佬帮忙看下,Js的安全域名,服务器的配置都配过勒 ~~~~...

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

0 votes

1.3k views

1 answer

syntax - What does map(&:name) mean in Ruby?

I found this code in a RailsCast: def tag_names @tag_names || tags.map(&:name).join(' ') end What does the (&:name) in map(&:name) mean?...

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

0 votes

1.5k views

1 answer

Taro 字体样式问题

在用Taro开发时，发现默认字体很大(默认模板中，index.html中动态计算了设备尺寸并设置了字体大小)，当我需要在某个具体的View或者Text中使用小字体时，我还需要设置line-height，不然行间距会很大，有什么解决方案吗？...

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

0 votes

1.3k views

1 answer

centos 7.6 图形界面登陆时，如何自动登录？

有一台服务器 centos 7.6，是以图形界面登陆的，有时候停电又来电了就停止在登录界面这里，如何让他以默认的账户自动登录？...

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

0 votes

1.6k views

1 answer

postgresql - Select all tables on Heroku Dataclips

I have a script that I can run on my console namespace :maintenance do desc "List tables by record count" task :list_table_by_count => :environment do results = [] ... results But I want to be able to do the same thing on a heroku dataclip...

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

0 votes

1.7k views

1 answer

cron permission denied python virtual environment on server

Getting /bin/sh: /home/hmitchell/.conda/envs/env2/bin/python: Permission denied when trying to run the following cron schedule on a server: 0 * * * * ... conda environment, but since I made the python file executable it should work right?...

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

0 votes

1.4k views

1 answer

oracle - Can I perform update inside PL/SQL function?

is it possible, to update table within function? Because mine does not do anything.. CREATE OR REPLACE FUNCTION rep_ort(id INT, status VARCHAR2, end_date DATE, explanation ... 5','Closed','2021-01-12 17:30','Client fault') from dual;...

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

0 votes

1.5k views

1 answer

这个说明vue框架会引起内存泄漏吗？

...

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

0 votes

1.7k views

1 answer

reactjs - React hook useState not updating state as desired?

I understand that calls to useState functions are asynchronous, but I'm having an issue with a click event and a subsequent function call where my state is not ... it's a not a bug of that sort. Admonishment would be greatly appreciated....

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

0 votes

1.5k views

1 answer

怎样把一个圆做成响应式呢？怎样动态设置高度？

我设置了最小宽度和高度。但是每个人的电脑屏幕宽度不同。所以无法知道宽度是多少？高度也无法设置。如果拉伸之后。就变成扁的了。怎么解决这个问题呢？我用的scss能不能计算宽度呢？然后把宽度赋值给高度。变成一样的宽高、如图：...

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

0 votes

1.4k views

1 answer

Oracle exception handling for .NET application

Below is my code snippet from a Oracle stored procedure which inserts into a table "A" from table "B", I have created a nested block (as I would ... p_prcs_log set COMPLETION_TS=sysdate, STATUS='C', ERR_MSG='NONE' where prcs_id=p_id; END...

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

0 votes

1.2k views

1 answer

python的import问题，如何在Outter_service.py中可以调用Demo目录下的app.py，

class InnerService: def __init__(self): print("inner service_1") from servcie.inner_service import InnerService class App: def __init__(self): print("inner app") InnerService ... .py |---app.py |--service-1 outter-service.py main.py...

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

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