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    I'm building a results table and need to do two subqueries to calculate some KPI's. When running the code without grouping by in the subqueries, ... ) FROM TABLA_FINAL_MC t1 WHERE t1.INFORCE_P=1 GROUP BY t1.TRAMO_CAP_FINAL; QUIT;...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am creating a classroom attendance log in Google Sheets. I have a column with each student's name and a column for the time when they arrived in class. I want ... This might be a viable option if I could somehow force it to stay the same....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    插件地址:https://dhtmlx.com/docs/ 我二次封装的dhtmlx-gantt 的组件如下: <template> <div class="custom-gantt" ref="gantt" /> </template> <script> // 配置参考: https://blog.csdn.net/qq_18209125/ ... 的是 start_date 和 end_date 两个字段,总不能手动计算吧) 不想要下图中多出来的时间点,要怎么配置...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Environment: Delphi 10.4.1, Windows 10 I create an application using REST components to communicate with server-side using published API ... .ExecuteRequest(FRequestSettings, 'TUserSettingsManager.PatchSettings', False, False, 1);...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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398 views
1 answer
    有没有什么办法可以用canvas生成GIF图? 看了一下gif.js,好像不太理想...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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577 views
1 answer
    I want to listen netflix player for every time is updated. Here my code: const videoPlayer = netflix.appContext.state.playerApp.getAPI().videoPlayer; const player = videoPlayer. ... here ... }); I tried this but "time updated" never write....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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386 views
1 answer
    I use code_field to get verification from user in my android app. How could I get that code, for instance, onComplete or another function? pubspec.yaml code_field: ^1.22.0 Confirmation ... black, fontSize: 30 ) ), ), ], ), ), ), ); } }...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I use logstash in order to process *.csv files and push them to kafka topic. Following plugins used: logstash-integration-kafka logstash-codec-csv Input file has format ... treat a csv file as an event. Is there any good solution for this?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    这是一个自己的私有插件,没有发布,在pubspec.yaml通过本地路径来引入的 pubspec.yaml: printer: path: ./lib/plugins/weprint/ 在/lib/plugins/weprint/lib/printer.dart中写了个测试方法: class printer { static test(){ print('test'); ... ;做简单的调用 在as真机运行调试时报错如下: 有没有大佬知道怎么解决,或者提供一些意见或者思路...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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646 views
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    请问 Excel 有办法将子空白按照最近上阶日期填写吗? 像是这样的 excel 格式资料 | 2020-08-18 | | | | 2020-08-17 | | | | | | 2020-08-15 | | | | | 想变成这样 : | 2020-08-18 | | 2020-08-18 | | 2020-08-17 | | 2020-08-17 | | 2020-08-17 | | 2020-08-15 | | 2020-08-15 | | 2020-08-15 |...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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709 views
1 answer
    export const loadView = (view) => { // 路由懒加载 return (resolve) => require([`@/views/${view}.vue`],resolve) } 报这个 不相干的错 * ... [email protected]/lib/selector.js?type=template&index=0!./src/views/ShieldRealTimeInfo/groutSys.vue### 问题描述...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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740 views
1 answer
    I am implementing ViewPager2 with displaying left and right Views on screen edges (which I did) and resizing them while scrolling (which I also did). What I am ... of using NestedScrollView, but I don't know how to do this for my case....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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673 views
1 answer
    下拉option可以设置最大高度吗,超出显示滚动条...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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714 views
1 answer
    Is it possible to edit the 'Comment' label in the Comments section at all to some wording of my choice? Maybe with CSS? Many thanks,...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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701 views
1 answer
    帮忙看看这个页面,我想提取10和2这两个数字,是在下面的,但是里面是data-class,我使用beautifulsoup的要怎么选取呢?或者用其他解析器也可以,谢谢...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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772 views
1 answer
    目标: 我依据项目规范封装了一个HTTP返回类,在每个函数返回时,调用返回类response返回相应的内容 问题: Django每次请求并不会重新实例化我的返回类,这导致多次请求有时会返回相同的内容 然而我为类的一些属性设置了默认值,在不改变默认 ... ): if request.method == "POST" #code.... return response.success("登录成功") else: return response.fail("不支持的方法")...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
    How can I fetch data from Firebase Firestore, not by collection, but from current User (id). I have this code, but when I add "document(uid)", I get error ... self.namesLabel.text = firstName! + secondName! print(document.data()) } } } }...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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858 views
1 answer
    I am generating a series of divs by using .map() on my state (created via the useState() React hook). Each of these divs has a unique React key ... clarity on list siblings with many nested elements within. Thanks in advance for your help....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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816 views
1 answer
    使用 splitchunks 提取的公共资源即使没有使用到的页面也会引用,比如有 a, b, c 三个入口,其中 a 和 b 都引用了一个 vendor.js,然后用 splitchunks 提取 vender.js 之后,这个 vender.js 也会出现在 c 的页面上,实际上 c 没有使用到这个 ... 版本如下: "webpack": "^5.4.0", "webpack-cli": "^4.2.0", "webpack-dev-server": "^3.11.0",...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
    I just installed python and Im really a new beginner to it. My first task was to build a chart on Jupiter lab using iris data set. The below ... it https://github.com/MeghanaKankanala/TSF/blob/main/Iris_clustering.ipynb Thank you very much...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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914 views
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    这句话的意思是:数字索引和字符串索引同时存在时,数字类型key对应的value必须是字符串类型key对应的vaue子类型,对吧? 但是为何必须这样呢? 给的解释JavaScript会将它转换成‘string’然后再去索引对象没理解跟上面的规定有什么关系。。 测试例子...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.1k views
1 answer
    ### 问题描述 项目基于vue+vant,我首页主要是一个vant-tab,tabactive对应相应模块,首页主要就往详情页和一个查看模块全部商品页,我想是把首页缓存,返回首页保存tabActive和滚动条位置 目前问题是:我能保存下来跳转详情页之前的scrollTop,但是我进到详情页之后,在详情页有滚动操作, ... 个项目keepAlive没有问题,各个路由也不会被滚动条影响 就是不明白为什么页面的滚动条会互相影响,位置 tabalive我都能存下,但是复原不了...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.1k views
1 answer
    let page = 0 let limit = 10 const Component = () => { return ( ) } 就像上图中的page和limit,只用于发送请求,不参与视图渲染,这样放在函数外是否会有问题?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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950 views
1 answer
    之前修改菜单的icon都是在config.ts中对icon修改的,现在美工给了一组菜单图标,都是png格式的图片,无法像Ant design的图标或者iconfont那样使用,直接引入图片地址肯定是不行的。会变成下图的样子: config.ts 效果: 请问这个该如何解决呢,就是用现有的png图片替换路由菜单中的icon...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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977 views
1 answer
    有哪位大佬使用过 QuaggaJS这个库嘛, 有个需求是扫描读取条形码~~...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1.0k views
1 answer
    打印valid一直都是false this.$refs['form'].validate(valid => { console.log(valid) 如图:...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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951 views
1 answer
    今天配置了 ssh key 多秘钥后, 使用 gitee 发现代码提交不上去了 分别配置了 github 和 gitee , 后面测试 github 正常提交 git config --list name / email 如下 很久之前用过 gitee 一切正常, 只是后面换了github, 我寻思每次切换都更换秘钥啥的太麻烦, 就配置了多秘钥...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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886 views
1 answer
    苹果真机效果: 电脑测试: 不知道原因...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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