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elasticsearch - How to use wildcard in elastalert rules

I need help in ELASTALERT I have a log message like this : log.info("Server is started at "+LocalDateTime.now()); and I ... like its not working. Can anyone tell me how to do it?...

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

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求解 golang 使用 http.client 并发请求出现 bad record MAC 错误？

使用 http.Client 并发请求第三方 api，不时出现 local error: tls: bad record MAC 错误，有不有遇到过的同学呢？ golang 版本： go1.15.2 darwin/amd64...

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

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js声明一个类，用babel和webpack打包处理后实例化调用失败

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

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请问这个波浪效果是怎样实现的呢？有哪些方法可以实现类似的效果吗？

如图：网址： http://www.clevermama.com.cn/blank23.html...

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

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python - Constructing pandas DataFrame from values in variables gives "ValueError: If using all scalar values, you must pass an index"

This may be a simple question, but I can not figure out how to do this. Lets say that I have two variables as follows ... ,'b':b})).reset_index() This gives the same error message....

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

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Vue在config这里面设置了跨域，请求问题

请问一下在这设置好了开发环境请求用的是api/,如果上线后还需要改吗...

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

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jestjs - Using Jest to test node.js code, how do you test for the absence of a property

What matcher would I use in Jest to test for the absence of a property on an object. My MUT returns an object, ... password property is there (even though it's value is undefined)....

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

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laravel storage/logs/laravel.log 给了权限依旧报错

我用的是本地虚拟机环境：centos7,php7,laravel5.6，nginx my.laravel.com 是我的运行目录即使将目录全给777权限，依旧是这个问题也尝试更改用户组和拥有者，还是跪了... 下面已修改的权限图-- ... 录删除了，然后重新 composer install 我不知道会不会影响到上面权限的问题，希望有解决.. 头痛啊...

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

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How to merge table cells in mediawiki

I'm trying to merge two cells of a table in mediawiki like so: Current table: hello world one col...

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

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antd中Modal中的内容的滚动条无法用键盘上下左右控制？

modal中的的内容不能用键盘上下左右来控制，地址https://codesandbox.io/s/antd......

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

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PHP 类属性动态声明时初始化和不初始化的区别是什么？

第一种写法 class test{ public $a; protected $b; private $c; public function __construct($a, $b,$c) { $this->a = $a; $this->b = $b; $this-> ... 写法有什么区别吗还是没有区别，能想到的就是第二种a，b，c三个属性都是为public...

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

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django 如何配置以文章标题生成URL？

像WORDPRESS一样，以文章标题作为URL。思路是？...

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

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622 views

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c# - Using Excel OleDb to get sheet names IN SHEET ORDER

I'm using OleDb to read from an excel workbook with many sheets. I need to read the sheet names, but I need them ... windows services and ASP.NET sites, so I needed to use OLEDB....

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

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Is it possible to reference a C++ project from a C# project?

I'm trying to call some C++ I've written from some C# (also my code) and having troubles with Interop/PInvoke ... wouldn't have to deal with all the type-related runtime failures....

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

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307 views

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asp.net mvc Razor SQL tabel

I'm noobie in this, but I'm learning. This is an database SQL question. This was really easy in classic ASP. I have 2 ... How can I do this in ASP.NET MVC with Razor? Best, Andy...

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

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java - Junit Test error : org/junit/jupiter/api/extension/ScriptEvaluationException

I'm trying to run test code in springboot and it shows the error like below. I cannot understand what NoClassDefFoundError means ... it shows a red line. Anyone please help me :)...

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

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Remove Unused JavaScript - babel asyncToGenerator.js - Webpack

I'm new to Webpack/Babel and trying to leverage it to improve the lighthouse performance of a front-end website ... page does read from cloudfront and uses lazy loading. Thoughts?...

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

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sql - How can we add NULL as a value for a field on snowflake that accepts null value if its type is datetime

I am trying to load some data from a stage into a table having the following DDL: CREATE TABLE IF NOT EXISTS SAT_COUNTRY_PROGRAMME ... to use 'NULL' and '' but got the same error....

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

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el-form 自定义验证验证字母是否全部大写，这样写为什么不生效

const validateVin = (rule, value, callback) => { const isABC = /D/; //是否含有字母 const reg = /^[A-Z]+$/; //字母是否大写 if (!value) { callback( ... '英文必须大写')); } } } }; 是否包含字母就生效了，我的正则没写错啊...

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

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我想把两个json合并在一起

我想得到一个这样的json [ {'id':1,'array1':2,'array2':3,'array3':4}, {'id':2,'array1':3,'array2':4}, {'id':3,'array1':4,'array2':5,'array3' ... :[3,4]}, {'id':3,'array':[5,6,7,8]} ] 我该怎么实现呢？...

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

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453 views

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如何将大数组插入到数据库内。

我想将从公众号内获取到的openid插入到数据库内，通过微信接口API获取到的数据格式如下： {"total":133617,"count":10000,"data":{"openid":["ou9QFwleDwTNW9xqYq1H-HVP0H4k"," ... 我使用的后端语言是php，没用过node 有什么好的办法，解决这个问题，谢谢 ...

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

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pyspark - Is it possible to get the attempt number of a running Spark Task?

I have a Spark job in which I am applying a custom transformation function to all records of my RDD. ... else: return fallback_logic(*args) result = rdd.map(spark_map_function)...

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

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python - Query SQLAlchemy taking too long

folks. I got a query on SQLalchemy that is taking too long. I don't if it's because the db is too big (6.5 millions of ... If so, can I do it after I uploaded the records to my db?...

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

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Can JMeter record capture requests from a .razor page?

Currently on launching the login page of the application (which is a .razor page) through JMeter after providing all ... be recorded through JMeter? Is there any work around?...

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

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2.1k views

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java读取盖过章的pdf的文本内容

我最开始是使用的pdfbox读取的只包含文字的pdf，通过网络上的教程是搞定了，可是现在要读的pdf上不止有文字，还有印章，直接读取会导致最后几排的文字无法正常获取（可能被章盖住了，识别不了吧），我应该如何做才能得到文字先谢谢各位大佬了...

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

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994 views

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在Postman中调用API,直接返回一张图片,这种API在Angular8中如何调用？

如题，使用Angular如下方法调用，报错如下： getThumbnail(viewId: string):Observable<any> { const headersSite = new HttpHeaders().append('X-Tableau-Auth', ... => console.log(v)) // 无法打印这种情况，如何处理？...

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

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Antd2和Antd3下使用Form+getFieldDecorator后引起重复渲染表单性能差

一个Form下如果有大量包裹了getFieldDecorator的Input组件的话，一旦一个Input的值发生变化，就会导致所有Form下组件全部重新渲染目前只能使用Antd2和Antd3，有什么比较简单的优化方案吗？ codesandbox重现链接： https://codesandbox.io/s/antd......

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

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1.4k views

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JavaScript中dom调用的一个问题

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

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