Recent questions in Technique[技术]

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sql - Mysql How to insert all updated old and new rows by using trigger

I am creating a log table by using trigger in mysql I want to insert only updated old value, new value and row name ... row2 row3 row4 row5 row6 One item item item item item item...

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

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567 views

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服务打开闪退

社区版本:1.10.11 1.10.16...

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

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502 views

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max-height上使用calc

<div id="root"></div> <style> #root{ height: 100px; max-height: calc(100vh-80px); width: 100px; background: lightblue; } </style> 为什么max-height无效？...

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

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php - MYSQL storing multiple images

I have a web page where users can upload articles with images on them. There is not limit on the amount of images a user ... upload less than 50. What is the best way to do this....

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

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721 views

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javascript - Webpack dev server writeToDisk giving different result from serving without writing to disk

I'm currently developing an application (single-spa) which uses the output from a different webpack bundled application. The ... memory webpack-dev-server and how can I inspect it?...

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

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790 views

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mysql - ArgumentError (hour out of range) in ActiveRecord

I have a problem with a legacy MySQL database that I'm not able to solve. I believe the culprit is that one of the ... ('id DESC') } # has_many :orders, foreign_key: :user_id end...

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

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557 views

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javascript - load HTML into <div>

Fiddle: https://jsfiddle.net/x9ghz1ko/ (With comments.) I have an HTML-document, inside of this document, there are two sections ... > <div> mobile (Delete this.) </div> </section>...

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

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1.0k views

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eslint-plugin-vue 的 [vue/html-indent] 规则中使用 AST 规范选择节点

https://eslint.vuejs.org/rules/html-indent.html#options 如文档中提到的，在规则 vue/html-indent 中，可以通过配置 ignores 字段来忽略指定的节点，但是具体语法是怎样的呢？比如我要忽略模板中的自定义组件的标签 doc-code 中的内容，应该怎么写呢？...

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

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python - Improve performance of events duration computation

I have a Pandas DataFrame that looks like that: ipdb> df[:4] name thread_id state time uuid 0 CB:Component_Loc 829946510 1 ... 0 minus time when state = 1) for each uuid. Thanks!...

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

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857 views

1 answer

怎么更新DolphinDB中的分布式表数据？

我想更新已经存入DolphinDB数据库的一个分布式表的数据，如下图所示：返回如下错误： The table is not allowed to update. DolphinDB中不可以更新分布式表的数据？如果我想更新已经存入分布式表的数据，应该怎么操作？...

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

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1.5k views

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php laravel asset 获取路径的问题

使用 php -S localhost:8000 public启动项目，发现无法加载resources/views/index.blade.php中热asset函数路径里的文件例如 asset('public/js/jquery-3.3.1.js') 看了一下，如 ... 了，所以有没有什么方法能够不改变代码中路径，统一把asset()的默认路径改掉吗?...

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

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2.0k views

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Setting the Host header for redirected URLs with Python requests module

I'm working on a web scraping project in Python. I get a daily email from a service that has links in it. A ... can I tell requests to change the Host header with the redirect?...

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

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1.9k views

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vue项目运行后，报这些错，请问怎么解决啊？是不是哪里没有配置好吗？

vue项目运行后，报这些错，请问怎么解决啊？是不是哪里没有配置好吗？如图： ` WAIT Compiling... 3:45:44 ├F10: PM ┤ 98% after emitting ... : Local: http://localhost:8080/ Network: http://192.168.3.230:8080/ `...

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

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2.4k views

1 answer

How to change date in Angular Material Datetime picker using Selenium Webdriver

I want to be able to change the value of a Angular Material Datetime picker using Selenium Webdriver for test ... form, the changed value isn't taking into consideration....

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

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1.7k views

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Gitlab java build fails even though eclipse and tomcat don't give me any error

I added this method to my java maven project private Subquery<Date> latestEvent(final CriteriaQuery<?> query, final ... one that's obviously causing the build error on gitlab?...

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

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3.5k views

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reflection - Jackson annotation not visible via Kotlin Reflect

For some reason Kotlin Reflect does see my custom annotation on member property but doesn't see Jackson one. Though ... ] How could I have access to Jackson annotation here?...

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

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3.3k views

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java注解的使用问题

package com.company; import java.lang.annotation.Inherited; @Inherited @interface css { String a(); String b(); String cd="ss"; } @css(a = ... 对吗？然后我怎么使用这个接口注解的 String cd="ss"; 呢？...

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

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3.6k views

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java spring boot把一个类赋值给另一个类的属性，通过属性访问不了方法是怎么回事啊？

然后我控制器定义 @Autowired private DService dservice; 这样使用...

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

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4.2k views

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Flutter/Dart - Why does DateTime.toLocal() behave differently for dates before 01.01.1970 UTC aka UNIX timestamp 0?

Using .toLocal() on DateTimes before 01.01.1970 (thus with a negative UNIX timestamp) seemingly results in the ... repository: https://github.com/dart-lang/sdk/issues/44656...

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

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4.0k views

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react native - Retrieving multiple objects from Django REST API

I made a Django backend using the REST api using many-to-many relationships. I was wondering what is the best way ... ModelSerializer): class Meta: model = Deck fields = '__all__'...

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

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3.7k views

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save created excel file to azure blob container. path issue

Using an Azure Function I create an excel file and I am trying to save it to my Azure Blob Container. The code to ... if that is the issue. Any help would be greatly appreciated!...

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

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4.2k views

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nginx alias 总是404

centos7.4 宝塔默认配置 nginx1.17 laravel8项目为了访问laravel里上传的文件，这么配置的访问时可以显示文件列表，也能访问txt文件和html文件但是访问图片文件就404 其他的nginx配置都是宝塔默认的，记得以前就正常啊。...

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

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4.2k views

1 answer

html - Firebase redirect/rewrite to a static page

I tired this but did not get the answer. I am hosting a web app on firebase I have a page at https://example.com/payment.html? ... =:vars*", "type": 301 } ], But it does not works....

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

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3.8k 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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3.9k views

1 answer

使用vue怎么在所有元素加载完后执行？

我发现不用jquery(document).ready()不行： <script> Vue.componue('test',{...}); new Vue().$mount("#t"); </script> <div id="t"> <test></ ... test> </div> 这样才可以可是这肯定不合理，因为vue不可能一定要依赖jquery ...

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

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3.6k views

1 answer

el-tree的props怎么用

正常的data结构 data: [ { label: '一级 1', children: [] }, { label: '一级 2', children: [] }, { label: '一级 3', children: [ { label: '二级 3-1 ... 据结构的情况下，怎么把tree渲染出来并且不报错呢？ 2 为啥会出现上面的报错，怎么解决呢？...

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

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3.8k views

1 answer

element-ui 异步表单校验传值的话会立刻执行

` <el-form-item :rules="[ {validator:(rule, value, callback)=>{ checkBillerCode(rule, value, callback,item) }, target:'blur' }]"> <el- ... } ` 这种情况下 target:'blur' 不起作用了,如何让它起作用呢？...

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

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3.2k views

1 answer

vue/js/react 调用封装的trycatch方法后执行接口如何拿到返回的数据

tryCatch(method) { return async (...args) => { try { return await method(...args); } catch (error) { console.log('error', error) return ... .log('data',data) 在这里先谢谢各位大神的解答了，小弟感激不尽！...

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

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