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688 views

1 answer

hibernate to update email as proper email with the firstname from database?

I want to update the email in my database as the proper email for example [email protected] ... .createQuery(AbstractSharedSessionContract.java:716) ... 8 more...

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

0 votes

864 views

1 answer

请问下vscode中tp6怎么设置代码提示

vscode tp6 没有代码提示请问下改怎么设置呢？非常感谢。。。...

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

0 votes

835 views

1 answer

apache - Redirect only if came from another domain

I need to set a .htaccess file to redirect to a specific URL only if the user came from outside. Once the ... outside my_url.com RedirectMatch 301 ^www.my_url.com$ my_url.com/home...

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

0 votes

1.2k views

1 answer

babel7 @babel/preset-env 不指定配置项, 是默认将es6+转换成es5吗?

babel-preset-env 我要求兼容低端手机, 即es-2015这个标准. 是不是直接设置为 babel-preset-env, 则默认相当于es-2015 gulp.src('js/*.js') .pipe(babel({ presets: ['@babel/preset-env'] // 没有其他配置项 })) ???...

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

0 votes

902 views

1 answer

swagger的url相同时只展示一条

每个方法的mapping： @RequestMapping(params = "method=getHelpInfo") 通过method参数来区分，这样所有的url都是相同的，在接入swagger后，发现相同url的只能展示一条，这个问题有大佬遇到过吗？...

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

0 votes

888 views

1 answer

java - Apache Spark insert multiple rows into the DataFrame

First of all I'm bound to the Java 1.7 and Java Spark 1.6 I have a lot of columns and data but let's follow ... to do this through the Spark Sql or transforming this into RDD etc....

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

0 votes

1.1k views

1 answer

sql server - T-sql count number of times a week on rows with date interval

If you have table like this: Name Data type UserID INT StartDate DATETIME EndDate DATETIME...

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

0 votes

1.3k views

1 answer

VueCli打包时，使用 compression-webpack-plugin 进行压缩失败

1.我想打包后的代码可以支持gizp，所以我在 configureWebpack.plugins 添加了 CompressionWebpackPlugin；（以往我这么操作，都是可以成功的我发现这个项目里，有设置 ... ) .use('vue-svg-loader') .loader('vue-svg-loader'); } }...

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

0 votes

947 views

1 answer

求指点nodejs用request大量发送post总是出现ETIMEDOUT

因为业务问题需要一直查询数据库发送post给各个网站，然后明明对方网站能ping通，能访问，但是总是报超时连接错误，有没有大佬原因帮忙看看，愿意付费入口 const db = require('./db/ ... function(err, rows, fields){ if(err){ rej(err); } res(rows); }) }) }, }...

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

0 votes

1.8k views

1 answer

php - Laravel 8 - Submit button not working with multiple forms

I'm trying to use a submit button that creates a registry (Memo) and it's products asociated to that Memo, however, ... id="btn_create_memo">Crear memorando</button> </div> </form>...

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

0 votes

1.1k views

1 answer

elementUI表格展开行

请问有什么方法可是实现展开行在第二列开始吗...

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

0 votes

1.2k views

1 answer

react-native ios打包的问题

基于react-native开发的app，目前开发已经完成需要打包测试安卓下打包比较简单，现在需要打包ipa安装到苹果手机上测试，但是打包遇到问题了，可能是证书或者bundle identifier之类的问题公司有个开发者账号然后把拉到 ... 打包可能需要原生的兄弟帮忙看下，前端开发没有原生的经验随便截了张苹果开发者中心的图 xcode截图...

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

0 votes

1.4k views

1 answer

后端如何管理文件？

要做一个用户上传文件的库需求是一个“文件对象”对应一个文件（file），文件名，上传时间，上传用户以及内部的文件路径和名字数量可能会很大该如何管理这些文件？...

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

0 votes

2.2k views

1 answer

python - How to add a value to a a list?

I have the following list. import datetime my_list = [ ['Morocco', 'Fish', datetime.datetime(2020, 11, 17, 0, 0),'0,012'], [' ... output: [[Morocco, '0,252'], ['Spain', '0,266']]...

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

0 votes

2.5k views

1 answer

关于mac10.15安装nvm以及Command Line Tools问题

这几天给新电脑装环境遇到几个问题，首先安装有些环境时提示需要安装Command Line Tools，我在下载网站没找macOS为10.15的版本（也可能我没搜全），然后我安装的10.14版本，安装成功，但是brew会提示这个版本太低，导 ... 端有效，其他都没效果求教各位怎么解决，以及只做前端和node开发是否需要装xcode，感觉太大了，好多用不到...

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

0 votes

3.2k views

1 answer

Spigot/Bukkit Plugin: How to Me Check Item in Player Right Hand? - Minecraft

Exaple of answer: if(player has clicked && item in player right hand is stick) { // Do some action } Thanks in advance...

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

0 votes

2.8k views

1 answer

js二维数组如何横向穷举？

假设有一个二维数组： let arr = [ ['1','2','3'], ['a','b','c'], ] 怎么样才可以实现"横向的穷举"，不知道我的描述是否准确，结果如下： ['1','2','3'], ['1','b','3 ... 中的数组，是不会出现原数组的同一个下标的数据，比如:1 和 a 不会在同一个结果数组中出现，同理，2&b,3&c也是如此...

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

0 votes

4.2k views

1 answer

How to save a foreign key field in the Django Rest Framework

I have a issuetracker project where a manager can assign a user to a project. The manager selects a project and a user from ... fields = ('username', 'password', 'email', 'role')...

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

0 votes

3.3k views

1 answer

MySQL保存支付金额用 DECIMAL 还是 DOUBLE ？为什么

我之前的习惯一直都是使用DECIMAL(10,2)，但是新进入一家公司，他们都是使用DOUBLE(8,2) 疑问的是，MYSQL保存支付金额可以用DOUBLE吗？...

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

0 votes

3.6k views

1 answer

如何才能获取到React组件的有效(会渲染的)子组件数？

有很多列表项目，我想在他们外面给他们添加一层，给他们整体添加一个外边框，然后把外面这层外边框写成一个组件，但是当子组件返回为空的时候回出现一些问题最开始是这样 import Item from './Item'; ... 返回null | undefained 也是有效的子组件所以如何才能准确计算Wraper组件实际渲染的子组件的数量 ? ? ?...

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

0 votes

4.1k views

1 answer

html - SVG Below DIV Reacting to Events

Guess you have an <svg id='chart'> taking over the all <div id='main'>, that takes over the all ... events rather than being obstructed from the (semi-transparent) #tab element?...

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

0 votes

3.7k views

1 answer

如何将多个文件的export const引入到一个文件?

现在我有多个api文件, 如下 a.ts import { GET } from "@/utils/http"; const NORMAL = "/__normal__"; export const loadMenus = () => ... loadMenus } from "@/api/index"; loadMenus(); 这样的话我该怎么处理,...

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

0 votes

4.0k views

1 answer

移动列表页面添加v-infinite-scroll后，页面出现两个滚动条，设置overflow: hidden无效

设置最外层bodyBox为overflow: hidden;width: 100%; height: 100%;，想去除最外层滚动条，无效，滚动条还是存在两个 <template> <div class="bodyBox"> <div> <el-tabs ... </ul> </div> </div> </template> 如何设置只有内部一个滚动条？...

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

0 votes

4.1k views

1 answer

输入正则表达式匹配其他项

有这么个场景，需要将输入的数据A 作为正则表达式去校验/匹配别的参数没有对输入做任何限制， try { reg = new RegExp(reg); // reg：数据A } catch (e) { return; } 现在是先将输入数据new ... 下，但是如果用户输入的就是/d/，/[a-z]{3,}/这样的，就有点问题了，请问这种怎么处理呢...

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

0 votes

3.8k views

1 answer

codepush 热更新后，ios react-native-webview require('.1.html') 加载失败

codepush热更新后，入口JS的目录变了发布热更新包，html并不会打包进去 html没有像img那样的路径映射所以会找不到这个html, 请问如何解决这个问题呢？...

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

0 votes

3.3k views

1 answer

请问怎样调整el-slider的默认位置呢？

需求是：需要默认显示中间位置。那个框里显示0因为0是中间值，但是那个按钮要在中间显示。现在如果把默认值设置成50的话。图标是在中间显示了。但是右边也会显示50.但是我要的是右边显示成0 如图：...

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

0 votes

3.7k views

1 answer

stream.transform 不能写入

let transform = new stream.Transform({ transform(chunk, encoding, cb) { this.push(chunk.toString()) } }); fs .createReadStream( ... read().toString()) transform.read() 返回的是null是为什么...

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

0 votes

3.6k views

1 answer

flutter listtile的上下部份空隙怎么控制?

如图所示，红色框框部份的空隙怎么去掉啊？外面包一层Container也没用啊。...

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

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