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1.2k views

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我有一张分区表（不是分布式表），以date，ticker分区（date是第一分区），保存股票的收盘价： date ticker close 2010.01.04 600151.SH 11.63 2010.01.04 600723.SH ... .8)"]).execute() 请问python api中使用update是否一定也是通过update实现的？...

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

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1.9k views

1 answer

single sign on - Using Keycloak and Devise for Rails authentication

We need to implement SSO in our existing Rails app. So far, it uses Devise as authentication system. There are some ... gem. Does anybody have some good ressources to start with?...

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

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843 views

1 answer

关于SpringDataJPA和MapStruct的使用

我使用SpringDataJpa进行多表关联,其中几个实体类的对应情况如下: User: public class User extends BaseEntity { private String username; private String password; ... 联的信息,并且使用mapStruct进行转换成userVO,请问这个该怎么转化呢?...

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

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847 views

1 answer

Google Sheets: Create a Dropdown menu maintaining font formatting within the source range

I have a Google Sheet with a list of formatted text that is generated based on user input. I now want ... what other workaround is there? Will greatly appreciate any assistance....

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

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1.1k views

1 answer

Initialize instance of internal discriminated union from F# to C#

I have a discriminated union type exported via a dll from F# to be used in C#: type Argument = | IntValue | FloatValue ... as internal, is there a way to initialize them in C#?...

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

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1.3k views

1 answer

leetcode关于mysql中having报错

这是leetcode中刷到的题，但是论坛里问了一遍，这个问题一直没能解决，所以想请教一下为什么这里用having是错的题目如下：我的答案是这样的： select p ... and u.purchase_date<=p.end_date 报错信息： Unknown column 'purchase_date' in 'having clause'...

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

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1.3k views

1 answer

JavaScript 多行字符串对齐

json格式数据如下: [{'name':'张三','pcs':'40','total':'3600'}, {'name':'李老五','pcs':'2','total':'400'}, {'name':'Jack','pcs':' ... 件李老五 2单 400件 Jack 121单 59800件王-ADU 21单 1130件想要达到的效果如下图...

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

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1.5k views

1 answer

wordpress - Change 'Select Country' text in Ninja Forms Country element

I want to change the select country option text to nationality. Is there any filter/hook/hack to do so? Any help will be appreciated....

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

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1.7k views

1 answer

My key does not work eventhough I pressed it already Python Pygame

import pygame, sys pygame.init() pygame.display.set_caption("test 1") #main Variables clock = pygame.time.Clock() window_size ... learn how to use PyGame so please help me thanks....

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

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2.5k views

1 answer

SwiftUI picker on macOS

I try for my personal knowledge to learn SwiftUI. Then I test on my Mac, but my first feeling is that ... control flow statement cannot be used with function builder 'ViewBuilder'...

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

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2.3k views

1 answer

Pandas/Python how to store store looped values

I am trying to loop multiple tickers into a function and I can print successfully the results however I cannot store them, ... to be able to print the 2 lines outside the code...

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

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2.3k views

1 answer

pandas - Stack multiple columns into one single column in a csv with Python 3.x

I have a large CSV file with multiple columns that I would like to merge into 2 columns using Python. What I have: ID ... The csv has 1000+ columns if that is of any significance....

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

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2.1k views

1 answer

java - Whats the best approach for loading, creating, saving and deleting spring beans at runtime?

I have a legacy (pre-spring) J2EE application in which components or beans can be created & autowired dynamically at run ... the data source bean itself) - essentially bean CRUD ?...

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

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2.9k views

1 answer

simulation - How to create orders for picking process at warehouse operations using Anylogic

During the creation of a generalized warehouse model, I ran into a problem when trying to create an order event ... pallets to the next location (process). Kind regards, Stefan...

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

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2.8k views

1 answer

vue条件渲染问题

### 问题描述页面加载时，会先出现v-else下的结果，然后才出现v-if下的结果 ### 相关代码 <el-image class="miner-img" :src="'https://cloud.dxpool.com/' + ... 错误信息又是什么？希望在v-if="minerInfo.img_url"为真时，直接输出图片，不经过v-else...

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

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3.7k views

1 answer

elasticsearch - Elastic search filter based on array of object

Below is mapping which i have { "defaultBoostValue":1.01, "boostDetails": [ { "Type": "Type1", "value": 1.0001 ... is array of object, how can we apply filter on such case...

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

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3.4k views

1 answer

Trouble updating/installing python(anaconda) after 3.6

Hello wizards (is that still how you call the coders?), I've been trying to install anaconda on my computer for ... for $. Any help would be really appreciated. Thanks for reading...

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

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4.1k views

1 answer

c# - ASP.NET MVC 4: Error received when trying to insert datetime field in Sql Server Database from input text box

I am working on a web application that will insert data into a row in a table when clicked. When I try to insert ... /script> <script type="text/javascript" src="http://ajax.cdnj...

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

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3.8k views

1 answer

monaco怎么对json文件添加语法提示？

如题，不是添加校验，而是添加语法提示，比如在js文件里实现输入 $ ，出现 $sa ，demo如下： suggestions: [ { label: '$sa' ... : vue.monaco.languages.CompletionItemInsertTextRule.InsertAsSnippet, detail: '这是语法提示' } ]...

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

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4.4k views

1 answer

vuex mounted中取不到mapState的值

`<template> <div class="home"> vuex action <div>点击获取数据</div> <ul> <li v-for="(item, index) of voteData" :key=" ... this.voteData console.log(this.a) }, methods: { } } </script> `...

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

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4.2k views

1 answer

vue的token问题

请问一下，做的混合app,如果app登录了首页携带token我拿到保存到本地没问题，如果没登录进入页面，点击关注的时候跳到app登录页了app返给我了token，怎么把它放到封装好的http请求里面，因为之前的token是获取的本地存储，就执行了一次，现在获取到了加不到请求头，我用的vuex，能单独改header吗...

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

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4.3k views

1 answer

ubuntu - MQTT Configuration File Mosquitto on Azure Ubunutu VM

I'm following this tutorial to configure mosquitto. This means that I'm storing my local configuration in /etc/ ... 'bigBoiTeam'). 1610538010: mosquitto version 1.4.15 terminating...

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

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4.3k views

1 answer

使用Vue 写一个单独的H5页面项目，在微信浏览其中不执行函数，但是在谷歌中就执行函数

判断如果是微信浏览器，就会走 getWeChatOpenId 函数，获取openId，但是在微信浏览器中这个函数是不走的， if(local.indexOf("?code=") != -1) 这个判断是走的，不知道为什么？在谷歌浏览器中是走函数的...

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

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4.2k views

1 answer

VScode怎么去自动修复已改过的代码，而不修复老的代码

我喜欢用自动修复，结果总是会跟别人合并冲突。。。...

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

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4.6k views

1 answer

vite dynamic import 怎么实现

如图，我想这样引入，提示我不成功，我配置了rollup-dynamic-import还是不行，是我配置的不对吗...

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

0 votes

4.5k views

1 answer

Unexpected Json when installing Firebase CLI

I'm not familiar with npm so I tried to download Firebase CLI binary for Windows. When I ran the .exe it gives me the ... it happens? I ran it on Windows 10 Pro, 64bit. Thank you...

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

0 votes

4.1k views

1 answer

循环数组里面的对象，再去通过Key绑定对象，但是操作的为什么是同一个变量

为什么input循环到req_data里面的对象，里面result_data对象在循环，操作的同一个input绑定的变量...

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

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3.8k views

1 answer

powershell - How can I NOT display a selected column?

I have Googled for a solution but found nothing relevant. I'm sure there is an easy way, but I would like to reformat a date ... } } | Where-Object { $_. InstallDate -ne $null } )...

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

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