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    对象不支持“entries”属性或方法 有些页面又可以正常打开。...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    from sklearn.model_selection import StratifiedShuffleSplit split = StratifiedShuffleSplit(n_splits=1,test_size=0.2,random_state=42) for train_index, test_index in ... . enter image description hereerror message enter image description here...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm not very good at programming, but I am trying to make simple communication between USB to RS485 converter and arduino. I want to get instant response from ... to know if sending real data to the system there would be no data collision....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm curious whether it's possible to run Google ML Kit in Robolectric unit tests. If I try, I get the following error: java.lang.IllegalStateException: ... test runs perfectly if I run it as an instrumented test (with AndroidJUnit4)....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    legend是垂直排布的,怎么能把图例的文字放在相应icon的下方,有什么方法么...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    发现出现不能及时更新禁用状态 要点击才能更新 而且是更新单个是什么原因 <el-tree ref="menuTree" v-model="roleActionVo.menuIds" :data="menuTree" show-checkbox node-key="menuId" style="overflow:?hidden;" ... => { return G(i, bool) }) } // 调用 R(Data, true) / R(Data, false)...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    ...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    需求:在表格里面点击【1】的上传图标选择图片上传成功后,同行的【2】会变成绿色的 下面是template代码 <el-table :data="tableData" stripe> <el-table-column prop="enclosureType" label="附件类型"/> <el-table-column prop=" ... 这个方法中写上传成功后可以把同行的isUpload的值变为true,但不知道怎么表示同行的isUpload的值,或者有其他更好的方法吗...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Make example letters = np.array([ np.array([ np.array(['a','a','a']) , np.array(['b','b','b']) , np.array(['c','c','c']) ]) , np.array([ np.array(['d', ... 'h', 'i', 'i', 'i']], dtype='<U1') I think I need to transpose... before reshaping?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    这里我没有改动,也没有拉取代码,它自己就会不定时的新增修改的文件...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    代码 <video id="banner-video" src="{{QINIU_URL + videoUrl}}" poster="{{QINIU_URL + posterUrl}}" show-center-play-btn='{{false}}' show-play-btn="{{false}}" controls picture-in-picture-mode='{ ... 试或者测试版的poster都会在作用滑动或者点击视频再次返回的时候会消失,然后点击才会再次出现...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    在用 vue + element-ui + vue-router + vue-i18n 刚开发完一个项目后,看到 vue-router 和 vue-i18n 都传了实例给 Vue 构造函数,而 element-ui 没有,想问问什么时候该传,什么时候不用传,原理是什么? 我的项目构造 main.js 文件: new Vue({ el: '#app', router, store, i18n, components: { App }, template: '<App/>' })...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've been wondering about one thing, but I don't really know what to call it. On some websites, they put an image with the website being presented on ... technique or is there an online tool that makes this possible? Here an example image...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have coded some projects in processing that I would like to continue in python under the python port p5py/p5. I am using Anaconda as my Python environment, ... not a pressing issue to me so suboptimal workarounds would also be of help....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    环境介绍 django verison=3.13, python version=3.9.0 因为要使用多个app,遂在项目目录下创建了apps这个文件夹放置其他app,在settings.py中也添加了系统路径,但问题就在这里,如下: Pathlib方式 sys.path.append(Path(BASE_DIR).joinpath(' ... , 'apps')) 就很正常的启动了 疑问??? 有没有人遇到这个问题的?Pathlib在被django解析的时候出问题了?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    java.lang.ClassNotFoundException: com.mysql.cj.jdbc at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1365) at org.apache.catalina.loader.WebappClassLoaderBase.loadClass( ... 吗,可以修改数据库内容,但查询就给我报错 枯了...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    elasticsearch可以实现推荐用户的数据一直是最新的吗,且数据不是重复的吗...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to deploy my Flutter app to GitHub Pages. App runs fine with flutter run -d chrome and builds successfully using flutter build web --release ... start... GitHub pages link: https://learyjk.github.io/superpacecalcweb/ Thank you!...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    package api; import io.restassured.RestAssured; import static io.restassured.RestAssured.*; public class First_lecture { public static void main(String[] args) { // TODO ... maps/api/place/add/json") .then().assertThat().statusCode(); } }...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am saving a File with UTF-8 encoding which contains some information including a name for a button from Dart side with the following code: file.writeAsString([ ... I expected it to work with emojis. can anyone help me solve this issue?...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am working on a TypeScript React component whose props also take a generic type, so I declare the React component as export interface MyCompProps<T> { ... with TypeScript compiler. What would be the proper syntax to achieve that goal?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I want to display the information in a database table using multiple labels. This information for each person is unique ... ; displayProfileDetails(jobDisplayQuery, JobLabel); displayProfileDetails(passwordDisplayQuery, passwordLabel); }...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have following query where I would like to insert data from JSON: INSERT INTO EncExt ( reference ,system ,code ,display ) SELECT JSON_VALUE(record, '$.id') AS ... "value":"ENCTR_SK" } ] } Image of record column where JSON objects stored:...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Intro: Hello. So I started on a chat based social media app with Socket.io, but it seems like the client needs to open a localhost server to be able to ... to do this sort of development for school and I just want some clarity. Thank you!...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm a newbie in image classification. I've created a model with the easy-to-use website https://teachablemachine.withgoogle.com/train/image The trained model ... no success. I would like an easy way to achieve this. Thanks. Paludour...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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786 views
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    需求:项目中有一个文件夹,里面是一些依赖关系复杂的js,文件夹外也有引用这些js,如何使用webpack打包压缩文件夹中所有js,并保证文件夹之外的引用不报错? 谢谢! 1.gulp-concat不会自动解析依赖,并且直接合并会报错 2.webpack entry好像不能读取文件夹路径,只能指定js?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    vue能不能做?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I wonder what is the best way to apply mutate to a subset of the data, without removing data from the dataframe. For instance, I would like to calculate the mean ... opinion on this? Is there a "tidier" way to do this? Thanks in advance!...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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