uniapp bug解决:uniapp文件查找失败:‘uview-ui‘ at main.js:14

文章目录
- 报错内容
- 解决方法
- `main.js` 文件中 uView 主 JS 库
- 引入 uView 的全局 `SCSS` 主题文件内容修改
- 引入 uView 基础样式内容修改
- 配置` easycom `内容修改
报错内容
10:50:51.795 文件查找失败:'uview-ui' at main.js:14
10:59:39.570 正在差量编译...
10:59:43.213 文件查找失败:'uview-ui' at main.js:14
10:59:43.243 正在差量编译...
10:59:45.464 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:45.464 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:45.464 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:45.464 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\App.vue
10:59:45.464 >> @import 'uview-ui/theme.scss';
10:59:45.464 ^
10:59:45.464 文件查找失败:'uview-ui' at main.js:14
10:59:45.493 正在差量编译...
10:59:45.524 Error: getaddrinfo ENOTFOUND 96f0e031-f37a-48ef-84c7-2023f6360c0a.bspapp.com
10:59:45.524 at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:107:26) {
10:59:45.524 errno: -3008,
10:59:45.524 code: 'ENOTFOUND',
10:59:45.524 syscall: 'getaddrinfo',
10:59:45.524 hostname: '96f0e031-f37a-48ef-84c7-2023f6360c0a.bspapp.com'
10:59:45.524 }
10:59:46.103 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.103 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.103 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.103 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\App.vue
10:59:46.103 >> @import 'uview-ui/theme.scss';
10:59:46.103 ^
10:59:46.103 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.103 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.103 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.103 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\components\uniapp-zaudio\zaudio.vue
10:59:46.103 >> @import 'uview-ui/theme.scss';
10:59:46.103 ^
10:59:46.103 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.103 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.103 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.103 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages2\customMotion\index.vue
10:59:46.103 >> @import 'uview-ui/theme.scss';
10:59:46.103 ^
10:59:46.103 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.104 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.104 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.104 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages2\foodReplace\index.vue
10:59:46.104 >> @import 'uview-ui/theme.scss';
10:59:46.104 ^
10:59:46.104 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.104 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.104 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.104 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages2\healthyLife\index.vue
10:59:46.104 >> @import 'uview-ui/theme.scss';
10:59:46.104 ^
10:59:46.104 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.104 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.104 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.104 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages2\healthyLife\text.vue
10:59:46.104 >> @import 'uview-ui/theme.scss';
10:59:46.104 ^
10:59:46.104 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.104 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.104 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.104 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages2\stageInfo\stageInfo.vue
10:59:46.104 >> @import 'uview-ui/theme.scss';
10:59:46.104 ^
10:59:46.104 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.104 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.104 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.104 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages2\stageInfo\stageInfotext.vue
10:59:46.104 >> @import 'uview-ui/theme.scss';
10:59:46.104 ^
10:59:46.104 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.104 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.105 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.105 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\breakfastPage\index.vue
10:59:46.105 >> @import 'uview-ui/theme.scss';
10:59:46.105 ^
10:59:46.105 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.105 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.105 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.105 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\checkInSharing\index.vue
10:59:46.105 >> @import 'uview-ui/theme.scss';
10:59:46.105 ^
10:59:46.105 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.105 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.105 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.105 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\dinnerPage\index.vue
10:59:46.105 >> @import 'uview-ui/theme.scss';
10:59:46.105 ^
10:59:46.105 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.105 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.105 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.105 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\drinkPage\index.vue
10:59:46.105 >> @import 'uview-ui/theme.scss';
10:59:46.105 ^
10:59:46.105 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.105 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.105 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.105 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\foodPage\index.vue
10:59:46.105 >> @import 'uview-ui/theme.scss';
10:59:46.105 ^
10:59:46.105 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.105 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.106 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.106 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\lunchPage\index.vue
10:59:46.106 >> @import 'uview-ui/theme.scss';
10:59:46.106 ^
10:59:46.106 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.106 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.106 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.106 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\sleepPage\index.vue
10:59:46.106 >> @import 'uview-ui/theme.scss';
10:59:46.106 ^
10:59:46.106 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.106 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.106 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.106 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\sportPage\index.vue
10:59:46.106 >> @import 'uview-ui/theme.scss';
10:59:46.106 ^
10:59:46.106 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.106 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.106 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.106 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\components\weightPage\index.vue
10:59:46.106 >> @import 'uview-ui/theme.scss';
10:59:46.106 ^
10:59:46.106 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.106 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.106 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.106 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkInDetails\index.vue
10:59:46.106 >> @import 'uview-ui/theme.scss';
10:59:46.107 ^
10:59:46.107 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.107 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.107 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.107 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\checkIn\index.vue
10:59:46.107 >> @import 'uview-ui/theme.scss';
10:59:46.107 ^
10:59:46.107 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.107 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.107 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.107 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\index\index.vue
10:59:46.107 >> @import 'uview-ui/theme.scss';
10:59:46.107 ^
10:59:46.107 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.107 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.107 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.107 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\searchMeals\index.vue
10:59:46.107 >> @import 'uview-ui/theme.scss';
10:59:46.107 ^
10:59:46.107 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.107 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.107 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.107 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\pages\stage\index\index.vue
10:59:46.107 >> @import 'uview-ui/theme.scss';
10:59:46.107 ^
10:59:46.107 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.107 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.107 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.107 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-file-picker\components\uni-file-picker\upload-file.vue
10:59:46.107 >> @import 'uview-ui/theme.scss';
10:59:46.108 ^
10:59:46.108 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.108 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.108 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.108 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-file-picker\components\uni-file-picker\upload-image.vue
10:59:46.108 >> @import 'uview-ui/theme.scss';
10:59:46.108 ^
10:59:46.108 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.108 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.108 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.108 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-forms\components\uni-forms-item\uni-forms-item.vue
10:59:46.108 >> @import 'uview-ui/theme.scss';
10:59:46.108 ^
10:59:46.108 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.108 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.108 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.108 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-forms\components\uni-forms\uni-forms.vue
10:59:46.108 >> @import 'uview-ui/theme.scss';
10:59:46.108 ^
10:59:46.108 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.108 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.108 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.108 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-icons\components\uni-icons\uni-icons.vue
10:59:46.108 >> @import 'uview-ui/theme.scss';
10:59:46.108 ^
10:59:46.108 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.108 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.108 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.108 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-notice-bar\components\uni-notice-bar\uni-notice-bar.vue
10:59:46.109 >> @import 'uview-ui/theme.scss';
10:59:46.109 ^
10:59:46.109 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
10:59:46.109 SassError: File to import not found or unreadable: uview-ui/theme.scss.
10:59:46.109 on line 2 of C:/Users/Administrator/Desktop/uniapp-food/uni.scss
10:59:46.109 from line 51 of C:\Users\Administrator\Desktop\uniapp-food\uni_modules\uni-popup\components\uni-popup\uni-popup.vue
10:59:46.109 >> @import 'uview-ui/theme.scss';
10:59:46.109 ^
10:59:46.109 文件查找失败:'uview-ui' at main.js:14
10:59:46.109 Error: getaddrinfo ENOTFOUND 96f0e031-f37a-48ef-84c7-2023f6360c0a.bspapp.com
10:59:46.109 at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:107:26) {
10:59:46.109 errno: -3008,
10:59:46.109 code: 'ENOTFOUND',
10:59:46.109 syscall: 'getaddrinfo',
10:59:46.109 hostname: '96f0e031-f37a-48ef-84c7-2023f6360c0a.bspapp.com'
10:59:46.109 }
11:02:59.542 正在差量编译...
11:03:01.289 Module build failed (from ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/sass-loader/dist/cjs.js):
11:03:01.289 SassError: File to import not found or unreadable: uview-ui/index.scss.
11:03:01.289 on line 82 of C:\Users\Administrator\Desktop\uniapp-food\App.vue
11:03:01.289 >> @import "uview-ui/index.scss";
11:03:01.289 ^
11:03:01.289 文件查找失败:'uview-ui' at main.js:14
11:03:01.331 Error: getaddrinfo ENOTFOUND 96f0e031-f37a-48ef-84c7-2023f6360c0a.bspapp.com
11:03:01.331 at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:107:26) {
11:03:01.331 errno: -3008,
11:03:01.331 code: 'ENOTFOUND',
11:03:01.331 syscall: 'getaddrinfo',
11:03:01.331 hostname: '96f0e031-f37a-48ef-84c7-2023f6360c0a.bspapp.com'
11:03:01.331 }
11:03:32.685 正在差量编译...
11:03:33.795 文件查找失败:'uview-ui' at main.js:14
解决方法
改成具体文件路径即可
整合以上内容到一个完整的配置步骤中,以便在 UniApp 项目中引入和配置 uView UI 库:
main.js 文件中 uView 主 JS 库
在项目根目录中的 main.js 文件中引入并使用 uView 的 JS 库。
// main.js
import Vue from 'vue';
import uView from '@/uni_modules/uview-ui';Vue.use(uView);
引入 uView 的全局 SCSS 主题文件内容修改
在项目根目录的 uni.scss 文件中引入 uView 的 SCSS 主题文件。
/* uni.scss */
@import '@/uni_modules/uview-ui/theme.scss';
引入 uView 基础样式内容修改
在 App.vue 中的 <style> 标签中的首行位置引入 uView 的基础样式,确保给 <style> 标签加入 lang="scss" 属性。
<!-- App.vue -->
<style lang="scss">/* 注意要写在第一行,同时给style标签加入lang="scss"属性 */@import "@/uni_modules/uview-ui/index.scss";
</style>
配置easycom内容修改
在项目根目录的 pages.json 文件中配置 easycom 组件模式,确保 uView 的组件可以在项目中被正确引用。
// pages.json
{"easycom": {"^u-(.*)": "@/uni_modules/uview-ui/components/u-$1/u-$1.vue"},// 此为本身已有的内容"pages": [// ......]
}
全部改好就正常了

您好,我是肥晨。
欢迎关注我获取前端学习资源,日常分享技术变革,生存法则;行业内幕,洞察先机。
相关文章:
uniapp bug解决:uniapp文件查找失败:‘uview-ui‘ at main.js:14
文章目录 报错内容解决方法main.js 文件中 uView 主 JS 库引入 uView 的全局 SCSS 主题文件内容修改引入 uView 基础样式内容修改配置 easycom 内容修改 报错内容 10:50:51.795 文件查找失败:uview-ui at main.js:14 10:59:39.570 正在差量编译... 10:59:43.213 文…...
Python 爬虫(爬取百度翻译的数据)
前言 要保证爬虫的合法性,可以从以下几个方面着手: 遵守网站的使用条款和服务协议:在爬取数据之前,仔细阅读目标网站的相关规定。许多网站会在其 robots.txt 文件中明确说明哪些部分可以爬取,哪些不可以。 例如&…...
【LeetCode:2766. 重新放置石块 + 哈希表】
🚀 算法题 🚀 🌲 算法刷题专栏 | 面试必备算法 | 面试高频算法 🍀 🌲 越难的东西,越要努力坚持,因为它具有很高的价值,算法就是这样✨ 🌲 作者简介:硕风和炜,…...
[C++]类的自动转换和强制类型转换
在C中,类的自动转换(也称为隐式转换)和强制类型转换(显式转换)是面向对象编程中处理类型之间转换的两种重要机制。这些转换允许程序员定义如何在不同类型(特别是自定义类型)之间安全地交换数据。…...
根据鼠标所在位置获取组件拿到 “qt_scrollarea_viewport” 组件的问题
问题起因: 有时候需要鼠标实时所在位置的组件,可以通过如下方法实时获取: QWidget *current_widget QApplication::widgetAt(QCursor().pos()); qDebug() << __FUNCTION__ << current_widget;// 如果是按钮,直接进行转换 QPus…...
深入浅出WebRTC—LossBasedBweV2
WebRTC 同时使用基于丢包的带宽估计算法和基于延迟的带宽估计算法那,能够实现更加全面和准确的带宽评估和控制。基于丢包的带宽估计算法主要依据网络中的丢包情况来动态调整带宽估计,以适应网络状况的变化。本文主要讲解最新 LossBasedBweV2 的实现。 1…...
就业难?誉天Linux云计算架构师涨薪班,不涨薪退学费
2024年,我国高校毕业生人数约为1179 万人,再创历史新高。根据智联招聘今年发布的《大学生就业力调研报告》,可以看到:应届生慢就业、自由职业的比重分别从去年的18.9%、13.2%增长到今年的19.1%、13.7%。 这里我们可以看出…...
从零开始!Jupyter Notebook的安装教程
目录 一、准备工作二、安装Jupyter Notebook方法一:使用pip安装方法二:使用Anaconda安装 三、配置和使用四、常见问题及解决办法如何解决Jupyter Notebook安装过程中遇到的依赖项无法同步的问题?Jupyter Notebook的配置文件在哪里,…...
FastAPI(七十)实战开发《在线课程学习系统》接口开发--留言功能开发
源码见:"fastapi_study_road-learning_system_online_courses: fastapi框架实战之--在线课程学习系统" 在之前的文章:FastAPI(六十九)实战开发《在线课程学习系统》接口开发--修改密码,这次分享留言功能开发 我们梳理…...
04-数据库MySQL
一、项目要求 二、项目过程介绍 1、新建数据库 2、新建表 3、处理表 1.修改student 表中年龄(sage)字段属性,数据类型由int 改变为smallint 2.为Course表中Cno 课程号字段设置索引,并查看索引 3.为SC表建立按学号(sno)和课程号(cno)组合的升序的主键索引…...
神经网络理论(机器学习)
motivation 如果逻辑回归的特征有很多,会造出现一些列问题,比如: 线性假设的限制: 逻辑回归是基于线性假设的分类模型,即认为特征与输出之间的关系是线性的。如果特征非常多或者特征与输出之间的关系是非线性的&#…...
JNI回调用中不同线程的env无法找到正确的kotlin的class
不同线程都需要通过 JavaVM 获取到的 JNIEnv 指针, 如果有两个线程有两个 env。 其中一个是jni接口自己传过来的,可以正常使用,正常获取kotlin中的class。但是通过 JavaVM 新获取的env 无法找到kotlin的class 1. 确保线程已附加到 JVM 确保…...
免费HTML模板网站汇总
PS:基本上都是可以免费下载使用的,而且有一些是说明了可以用于商用和个人的。部分网站可能需要科学上网才能访问,如无法访问可留言或私信。 1、https://www.tooplate.com/free-templates 2、https://htmlrev.com/ 3、https://html5up.net/ 4、…...
大屏数据看板一般是用什么技术实现的?
我们看到过很多企业都会使用数据看板,那么大屏看板的真正意义是什么呢?难道只是为了好看?答案当然不仅仅是。 大屏看板不仅可以提升公司形象,还可以提升企业的管理层次。对于客户,体现公司实力和品牌形象,…...
在 Kubernetes 中设置 Pod 优先级及其调度策略详解
个人名片 🎓作者简介:java领域优质创作者 🌐个人主页:码农阿豪 📞工作室:新空间代码工作室(提供各种软件服务) 💌个人邮箱:[2435024119qq.com] 📱…...
Spring框架、02SpringAOP
SpringAOP 日志功能 基本方法 分析代码问题 目前代码存在两个问题 代码耦合性高:业务代码和日志代码耦合在了一起 代码复用性低:日志代码在每个方法都要书写一遍 问题解决方案 使用动态代理,将公共代码抽取出来 JDK动态代理 使用JDK动…...
基于python的网络爬虫爬取天气数据及可视化分析
要创建一个基于Python的网络爬虫来爬取天气数据并进行可视化分析,我们可以采用以下几个步骤来实现: 1. 选择数据源 首先,需要确定一个可靠的天气数据源。常用的有OpenWeatherMap、Weather API、Weatherstack等。这些API通常需要注册并获取一个API密钥(API Key)来使用。 …...
【WPF开发】上位机开发-串口收发
一、引言 在现代工业控制、嵌入式系统等领域,串口通信作为一种常见的通信方式,被广泛应用于各种场景。C#作为一门强大的编程语言,结合Windows Presentation Foundation(WPF)框架,可以轻松实现串口通信功能…...
ubuntu开启 远程登录 允许root远程登录
如果没有22端口服务 sudo apt update sudo apt install openssh-server sudo ufw allow.ssh sudo passwd root 修改配置文件 sudo vim /etc/ssh/sshd_config Port 22 修改为 Port 22 #PermitRootLogin prohibit-password 修改为 PermitRootLogin yes service ssh restart …...
《昇思25天学习打卡营第23天|RNN实现情感分类》
使用RNN进行情感分类:基于IMDB数据集的LSTM应用 引言 情感分析是自然语言处理(NLP)中的一个重要应用,广泛用于电影评论、社交媒体等文本数据的情感分类任务。本文将介绍如何使用递归神经网络(RNN)实现情感…...
为什么你的Monte Carlo期权定价结果总偏差>8%?:揭秘随机数种子、路径步长与方差缩减的3重陷阱
第一章:Monte Carlo期权定价偏差的典型现象与问题界定Monte Carlo方法在欧式、亚式及路径依赖型期权定价中广泛应用,但其数值结果常表现出系统性偏差——并非源于算法逻辑错误,而是由随机采样、方差结构与边界处理等多重因素耦合所致。实践中…...
家庭实验室:树莓派控制OpenClaw调用远程Qwen3-32B
家庭实验室:树莓派控制OpenClaw调用远程Qwen3-32B 1. 为什么选择树莓派OpenClaw组合 去年冬天,我在整理家庭实验室设备时发现一个闲置的树莓派4B。这台信用卡大小的电脑曾经用来跑Home Assistant控制智能家居,但后来换了NUC主机就被束之高阁…...
别再死记ResNet结构了!用PyTorch手搓一个ResNet-50,从零理解残差连接
从零构建ResNet-50:用PyTorch拆解残差网络的秘密 深度学习领域最令人着迷的突破之一,莫过于残差网络(ResNet)的诞生。2015年,何恺明团队提出的这一架构不仅横扫ImageNet竞赛,更彻底改变了我们对深度神经网络…...
Stable Diffusion ComfyUI进阶:局部重绘与智能扩图的实战技巧与创意应用
1. 局部重绘的核心原理与实战技巧 局部重绘是Stable Diffusion ComfyUI中最实用的功能之一,它允许你在不改变整体构图的情况下,对图像的特定区域进行重新绘制。这个功能背后的技术原理其实很有意思——它利用了潜在空间(latent space…...
OpenRGB:一键终结RGB灯光混乱,开源免费的多品牌设备统一控制方案
OpenRGB:一键终结RGB灯光混乱,开源免费的多品牌设备统一控制方案 【免费下载链接】OpenRGB Open source RGB lighting control that doesnt depend on manufacturer software. Supports Windows, Linux, MacOS. Mirror of https://gitlab.com/CalcProgra…...
云服务器购买怎么选?2026云服务器优惠与租赁指南
在AI创作、3D渲染、远程办公快速发展的今天,「云服务器购买」「云服务器租赁」已经成为越来越多个人和企业的刚需。但面对复杂的配置和价格体系,很多人都会问:👉 到底怎么选最划算? 👉 有没有长期稳定又有“…...
STM32F103C8T6驱动无FIFO的OV7670:从时序理解到图像显示的完整避坑指南
STM32F103C8T6驱动无FIFO的OV7670:从时序理解到图像显示的完整避坑指南 当你第一次将OV7670摄像头模块连接到STM32F103C8T6开发板时,可能会被那些看似简单的时序信号搞得晕头转向。VSYNC、HREF、PCLK——这些信号线背后隐藏着图像数据采集的全部秘密。本…...
Python并发革命进行时:GIL移除后你必须掌握的5种内存序模型(x86/ARM/RISC-V实测对比)
第一章:Python无锁GIL环境下的并发模型架构总览传统CPython解释器受全局解释器锁(GIL)制约,无法真正实现多线程CPU并行。而“无锁GIL环境”并非指移除GIL本身,而是指在GIL被主动释放、绕过或由替代运行时(如…...
别再只会用A4988了!用STM32+L298N手撸42步进电机细分驱动(附256细分算法)
从零构建STM32L298N的256细分步进电机驱动系统 在创客和嵌入式开发领域,步进电机控制一直是个既基础又充满挑战的课题。市面上常见的A4988、DRV8825等驱动模块虽然方便,但当项目需要更高精度、更灵活控制时,这些现成方案往往显得力不从心。本…...
5分钟搞懂3GPP NTN标准:从Release16到19的关键技术演进与实战应用
5分钟搞懂3GPP NTN标准:从Release16到19的关键技术演进与实战应用 当全球通信行业将目光投向低轨卫星星座与高空平台时,3GPP的NTN(非地面网络)标准正在重塑连接边界。本文将以工程师视角,带您穿透技术文档迷雾…...
