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nuxt.js - How do I center vertically a v-list in v-navigation-drawer mini-variant in vuetify?

I have a navigation drawer with mini-variant and expand-on-hover-option I want to center my v-list vertically in the drawer This is ... /v-list-item-title> </v-list-item> </v-list>...

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

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RecyclerView 水平滑动返回第一个元素的时候再右滑就会回到桌面

RT , xml里列表在450~500行里， JAVA: xml代码：刷新。。...

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

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phpspreadsheet生成三级联动excel ,下拉选择首为为数字模板报错

phpspreadsheet生成三级联动excel ,下拉选择首为为数字模板报错首位为数字第三级选着失败...

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

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932 views

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egg框架如何处理bodyParser的错误？

一旦请求体太大会报错： 2020-11-05 10:30:25,638 WARN 15522 [-/::1/-/5ms POST /file/upload?_csrf=65aNrQrDPCJFtxoR8PeLvdN9] nodejs.PayloadTooLargeError: ... }; }; 依然不行如何才能捕获bodyParer的错误并返回给前端？...

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

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614 views

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mongodb - How to replicate the last value of an attribute in all records with mongoose

I have this collection and I need to replicate the value of last hour earnings in all records with the same url [ { earnings ... -01-11" } ] how to make this querie with mongoose?...

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

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node.js - Nodejs hasn't installed the correct npm version

I've recently installed Nodejs and I've found that npm won't run. Anytime I attempt to install something such as mongoose ... 17 verbose exit [ 1, true ] Any help would be amazing...

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

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IDEA提示错误 java.lang.ClassNotFoundException: com.mysql.cj.jdbc？

java.lang.ClassNotFoundException: com.mysql.cj.jdbc at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1365) at org. ... 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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postgresql - Use gorm with to_tsvector when creating new entries

I'm following this example of running to_tsvector() over an item as its added to a postgres DB: https://github.com/ ... to get it to work. Is this even the correct way?...

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

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使用exceljs导出，本地没问题，打包后报错

使用exceljs导出，本地没问题，打包后报错刚开始的写法：报错：然后我又按照文档上面讲的照着文档的写法后：又还是报错：有没有大佬知道这个该怎么解决啊，该怎么写这个引入文档地址：https://github.com/exceljs/exceljs/blob/master/README_zh.md#%E5%AF%BC%E5%85%A5...

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

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javascript - Add 2 Custom Range - daterangepicker js

I'm using "daterangepicker" js to have a date range input in my web page. Per the library documentation, it allows only ... I have already to be "Select Year". Thanks in advance....

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

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624 views

1 answer

Query to find the tables size occupied in GB in Oracle SQL for various SCHEMAS

I am trying to find the space occupied by list of tables in Oracle DB (for various SCHEMAS ) ,currently i am ... OWNER IS NULL AND SEGMENT_NAME IS NULL ) ORDER BY SIZE_MB DESC...

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

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JS怎么实现让输入框内容转换成繁体字？

用下边的简转繁JS怎么实现替换地址栏URL：kw= 后边的内容为繁体？或者实现把input里边value的值转为繁体？在线等大佬出现~ http://www.abc.com/?kw=点 <input id="box" ... >" placeholder="请输入要查询的内容"> 简转繁JS https://www.jq22.com/demo/jsj......

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

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(?i) 正则表达式报错的问题

正则表达式 (?i)(?=<style(s+|>)) 匹配文本 a <style> b </style> c 报错，没法运行。如果把 (?i) 去掉就没事。不晓得原因。...

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

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主管想把flask项目放在容器里开发，我把项目放在容器里，也映射了端口，但死活访问不了。是因为没有NGINX的原因吗。

主管想把flask项目放在容器里开发，我把项目放在容器里，也映射了端口，但死活访问不了。是因为没有NGINX的原因吗。云服务器是阿里云。开放了端口，但项目运行后就是访问不了，curl 也没反应。...

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

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vue, uni app如何在任意一个js文件获取store或者globalData

问题描述我在main.js里面把app全局导出 export const appMain = new Vue({ ...App, store }) --any.js import {appMain} from 'path/to/main. ... 我希望不是两个undefined, 而是可以直接对 $store 和 globalData 里面的属性进行操作...

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

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1.1k views

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java - How do you make a conditional statement return true when only one condition is true?

I need to make an if statement in which its value depends on N other conditions. Particularly, it needs to return ... this (that is, without even implementing a whole method)?...

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

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1.3k views

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vue 如何在html插入方法（函数）

encryptedMobilePhone是让手机号中间4位变成*号的方法，但是报错了，请教各位大婶们是什么原因...

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

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@AutoConfigurationPackage和@ComponentScan的作用有什么区别？

是关于@SpringBootApplication注解的一点疑惑，该注解的大致构成如下：其中@ComponentScan都知道是用于扫描主启动类路径及其子路径下的类，而@EnableAutoConfiguration中又有两 ... 但这件事不是@ComponentScan干的吗？难道@SpringBootApplication中这两个注解干的是同一件事？...

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

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1.3k views

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git - How to reference 'environment' in github action workflow?

I have the environment created named "main", but the workflow below errors out: environment created: Below is my ... 'environment' How can I reference this environment to work?...

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

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这是浏览器的Bug吗？<link>参数顺序不同导致浏览器不加载css

如图，把href放在最后面，浏览器就直接不加载了，href那里连超链接波浪线都没有随便调换一下顺序就好了进一步调查发现，这个问题只在href用单引号括起来的时候会出现，用双引号括起来就没事了 ... 朋友可以试下自己的浏览器有没有这个行为 <link rel="stylesheet" type="text/css" href='style.css'>...

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

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javascript - I want delete the values from the series so that the graph is not cluttered how to do that

import { render } from "react-dom"; import HighchartsReact from "highcharts-react-official"; import Highcharts from "highcharts" ... and only keep 10 points on the screen at once?...

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

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Python, tkinter, treeview: unable to populate DateEntry box or the multiline Text box from the treeview selected row

getting error 'DateEntry' object has no attribute 'set' also no error but the Text box does not get filled any help would be ... #notes.set(row[8]) # this is a multi line Text box...

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

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1.5k views

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请问nginx有压缩js css这种的功能吗？不是gzip那种压缩

我想将我的web项目里的js在输出到客户端前实现网上那种混淆加密然后压缩的功能，不是gzip这种的，总之就是希望网页浏览者看我的js代码根本看不出名堂的那种，求教高手如何实现这种功能呢？...

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

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1.6k views

1 answer

vue.js - How to make disabled button after click in Vuejs

I have a button on my website that gives bonuses to the user. Button have several conditions in 1 button: <button ... and if all success, so that the Take button becomes disabled?...

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

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Exposing docker to internet "Failed to complete tunnel connection"

I'm using this https://github.com/wernight/docker-ngrok , so that my dockerize app will expose to internet. I added it ... image: wernight/ngrok links: - web ports: - "4040:4040"...

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

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前台输入数据过大的时候传到后台变成 e 报错如何处理?

前台有个单价*数量=总价数据格式 { number, price, totalPrice } 实际输入过程中 1.单价输入过大出现 e 2.数量输入过大出现 e 3.单价数量都合适但是总价又出现 e 理想情况三个值都不能出现 e 请问大佬前端如何解决这种问题,可以用手动限制最大值....

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

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1.4k views

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Java：请求 CompletableFuture 源码中的 tryComplete 是什么意思？

...

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

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9.2k views

1 answer

关于处理数据库时分层

在管理数据库时，通常会有一些默认的保留字段，比如 gmt_created,使用一个统一的逻辑更新，不必关心具体业务如何，只要设计insert即自动加上 gmt_modified,只要设计update即自动同步更新 is_deleted,自动在where中加入 ... 的话，自动加上这些限制也就是下层规定这些限制，上层在写sql时不需要考虑这些字段的限制？...

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

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