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asammdf - how to combine two datasets to make one combined plot in python

I have a dataset of 6 parameters with 500 values each and I want to combine the two of the datasets to get the ... class 'numpy.float64'>'; only Series and DataFrame objs are valid...

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

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typescript - How to implement Google Analytics Offline tracking Electron based application?

I am working on a Electron based application in which I need to implement GA with offline tracking capabilities. We have ... clarity. is there any straight forward way to do it?...

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

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python - Pandas group by rersample aggregation with sum by date and index

I have a complicated problem with pandas.I would like to calculatea cumlative sum depending on the timestamp start_date concerning that we ... 7:10 4600.0 2015-04-18 8:00 6900.0...

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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814 views

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怎样理解连续使用的call() apply()

function Foo() {} Foo.prototype.method = function(a, b, c) { console.log(this, a, b, c); }; Foo.method = function() { ... 和[...arguments].slice(1)两部分,并且把arguments[0]作为call方法的this值...

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

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请问这个网站的a标签跳转动画实现思路怎么实现

https://internut.my/index.html a跳b的时候有个过渡效果，这个过渡效果请问什么时候调用它播放...

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

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852 views

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postgresql 重新设置自增id。大多数时候没有立即生效

由于分库，需要配置某一个数据包起始位置比如a数据库起始1开始，比数据库起始1000开始 create table if not exists "public"."IdCards" ( "id" bigserial constraint IdCards_pk ... ,1, false) 没有立即生效... 但是我看别人电脑都是好好的.... wuwuwu...

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

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git 出现 fatal: unable to access 问题

困扰一天了~~...

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

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el-checkbox check属性为true但页面却没有打勾?

el-checkbox check属性为true但页面却没有打勾,这是什么鬼? 具体情况: <el-checkbox v-for="itm in fieldList" :label="itm.label" :key="itm.label" :checked="itm. ... 个很简单的问题但是作为前端小白的我还是不太懂,希望有知道的老哥帮忙看一下...

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

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axios可以修改默认baseUrl吗？或者有什么别的方案

需求就是当默认的host访问失败之后，需要换一个host，我重新设置了axios.defaults.baseURL = 'http://baidu.com'，但是没生效，还是用的默认的...

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

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android - AAudioStream_getChannelCount returns 0

I'm trying to record audio using the native audio library of the NDK. According to the AAudioStreamBuilder_setChannelCount ... on an API 26 Emulator Device if it matters....

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

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java - Clicking on a drawn object

I've got a class called Shape which inherits from JPanel. A number of sub-classes in turn extend the Shape classes, ... when I have clearly clicked inside the shape. Any ideas?...

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

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mysql - php dynamic dropdown not holding value after submission

I am trying to build php dynamic dropdowns for searching purpose. For example - search by min price and max price. Although it shows ... )) { include 'carlist.php'; } }else{.....}...

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

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一道前端控制异步流的题，求解

修改 Scheduler 类 add 方法，维护最大并发为两个 class Scheduler { async add(promiseFunc: () => Promise<void>): Promise<void> {} } const scheduler ... (300, 3); addTask(400, 4); // log: 2 3 1 4...

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

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JSON in python discord.py

I'm learning to code discord bots and I'm trying to add a 'money' function that will add 'money' to the user 'account' ... 0} I would like it to write: {'299561981311057920': 10.0}...

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

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sqlite - Android Room: Dynamically deciding on what tables to search

I have a Room Database with a Questions-Table and multiple Answer-Tables (with different kind of answers, like Multiple Choice ... question is if there's a better way to do this....

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

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mat的OQL语句查询结果如何解码

如下图，是MAT(eclipse memory analyzer)工具使用OQL查询出来的结果，但是查询出来的结果都是unicode编码的，如何能让查出来的结果就直接是中文的？...

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

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localhost - Why does changing php.ini and reloading Apache in Laragon result in 403 Forbidden?

Setup Local development: Windows 10 Pro (20H2 19042.685) Laragon Full 4.0.15 190704 Apache httpd-2.4.35- ... occurs whenever Apache is restarted, regardless of php.ini changes....

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

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python - Invalid requests

I am currently learning the requests module, I'm trying mimic manually buying an item from a shop. This is the ... .adyen.com/hpp/pay.shtml',headers=aden_headers, data=aden_data)...

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

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Converting update statement values dynamically in SQL Server

I have a requirement to convert the value in the update statement dynamically in SQL Server. For example, if I receive value ... '. How I need to implement this in SQL Server ?...

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

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github - Default GIT extension

I am running the insiders version of VSC and having problems configuring GIT/SCM I disabled the installed GIT extension ... and working / configuring it in VSC. Thanks in advance...

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

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css如何做出省略号效果？

css如右边配置但是文字结尾没有出现。。。...

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

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How to search for two elements with python web driver

I am trying to do something so that if it cannot find this click on this. I receive the TypeError: ... web.find_element_by_xpath(OOS,in_stock ).click() time.sleep(5)...

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

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My blogger Flipcard theme is not showing image thumbnail when uploaded by url

My blog does not show image thumbnail when image is uploaded by url but if uploaded from computer it shows thumbnail, ... . Please can you help me understand this issue? Thank you...

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

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vant van-sku通过插槽定制，如何获取到库存值

刚用这个组件不太熟，现在只能获取到price，别的值都获取不到，请教大佬们如何解决啊？...

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

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How to run a github repo project using the environment/requirements files provided in the repo using docker

I'm new to docker and am going to use some open-source project for object detection. I know that first I have ... help is appreciated about how to run the project using docker....

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

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python - How to start a for loop from the end of a vector, and at the value 0 do something

I have to start looping a vector from its end to zero. When I meet the value 0 I need to replace it with the sum of the ... + v[i+3] The code is not working. Where am I wrong?...

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

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css - Html elements not registering when updates uploaded to cPanel

I am using cPanel on BlueHost to make a website for a client. I have uploaded my files to the public.html folder and ... changes on a hosted site? Any help would be great. Thanks....

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

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