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225 views

1 answer

r - Add values of multiple dataframes together cell by cell

I am trying to add multiple dataframes together but not in a bind fashion. Is there an easy way to overlay & ... generated dynamically so I'd like to refrain from any hardcoding....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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235 views

1 answer

Printing from a binary tree in C by matching leaf data

So i am trying to finish up a project and i am stuck. I have made almost everything and from my perspective the ... right; } else { return; } Any help is really appreciated....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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480 views

1 answer

java - Fail to connect to the provider Reason=[connect: timeout cant be negative] Cyberark

I am getting the following error when trying to get the creds via cyber-ark SDK. javapasswordsdk.exceptions.PSDKException: ... value. Any help would be much appreciated. Thanks....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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657 views

1 answer

msbuild - How to reference or copy output of other C# project with a newer framework?

Scenario: Loader.csproj, which is .NET 4.8; and outputs a .exe with some .dll dependencies LoaderWrapper.csproj ... also would end up in Main.csproj through the projectreferences....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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203 views

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C++ Libraries in OpenCL

I was wondering if we can use c++ libraries to write programs in OpenCL. Can we use the boost library or STL or any ... it work on OpenCL devices? Any other way to do this? Thanks...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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430 views

1 answer

nsdata - How to combine and split Data in swift

I am working on sending encrypted messages between two or more devices on swift. I have 3 constants of type Data: ephemeralPublicKey, ... and I still don't have idea how to do it....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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276 views

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apache spark - pyspark string matching - pick first match

I have two tables. comment_df | Date | Comment | |:---- |:------:| | 20/01/2020 | Transfer from Euro Account to HSBC account done on Monday ... --------------------------+-------+...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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324 views

1 answer

c# - I want to keep the points on the circle in a sequence, regardless of the starting point

my program is creating random points on the circle. And I want to keep these points in a array ... SelectedItem.ToString(), secondPointComboBox.SelectedItem.ToString()); } }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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750 views

1 answer

smtp - Postfix cant send mail but can recevie mails

That is my /etc/postfix/main.cf: # See /usr/share/postfix/main.cf.dist for a commented, more complete version smtpd_banner ... people who I send mail not receive in inbox or spam....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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303 views

1 answer

javascript - Best practise to wait for a dropdown and selecting a value with Selenium in JS

I have a website written in React (not by me) and I am currently using selenium to select a dropdown and choosing a value ... it to appear? I have a bit of confusion about this....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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336 views

1 answer

Purpose of creating an Azure AD B2C App registration inside a regular Azure AD Tenant?

I was able to create an App registration for Azure AD B2C inside a regular Azure AD Tenant. I was wondering ... register it once for many Tenants to reduce deployment/maintenance....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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848 views

1 answer

typescript - Angular 6 cannot read property "toLowerCase' of undefined in search box with filter

I'm trying to get a result of search. i used filter function but I got a error HomeComponent.html:13 ... .designation.toLowerCase().includes(keyWord.toLowerCase()) ); } Thanks...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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168 views

1 answer

java - MongoDB - spring data - how to pick objects from different arrays into array / list

Object sample: [ { "name": "aaa", "list": [ { "key": "val1" }, { "key": "val2" }, { "key": " ... , it retrieves all objects of list in case it contains this value. Any suggestions?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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300 views

1 answer

javascript - I cannot reach id. events removed in full calendar but not database

I want to remove events that I click on. When I click an event it removes but just from fullcalendar. Then I refresh the page ... $stmt->bind_param('i',$id); $stmt->execute(); } ?>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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232 views

1 answer

python - Loss while training ANN is becoming huge negative?

The loss given by function is coming out to be a huge negative while training. The model is given below: model = tf. ... loss is coming out to be a huge negative. Please help....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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386 views

1 answer

mongodb - Spring Mongo find if two field values are not equal

I have the following json "_id" : ObjectId("5fd0b6d2db14e72272560029"), "fooId" : "", "fooNames" : [], "fooDetails" : [ { "foId ... "fooId": "", "fooNames": [], "fooDetails": [] }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

366 views

1 answer

laravel - Updating input field by leaving

Is it possible with Laravel livewire to change a field in the database when leaving the input field?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

212 views

1 answer

parsing - Handling token error in calculator program

I'm trying to handle token errors in the calculator programme I made with haskell, my code is as follows: import Data ... p1, l1) In an equation for parseFactor': parseFactor (Sub...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

250 views

1 answer

Is there a Javascript equivalent to the Python string constants?

I was looking for a Javascript equivalent to the constant string.ascii_lowercase 'abcdefghijklmnopqrstuvwxyz', but I haven't ... if something similar exists, and where to find it....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

server - nginx rate limiting not working with upstream, directive completely ignored

Nginx is working as a load balancer but not applying rate limiting. It does not matter what rate I set ... proxy_set_header Connection "Upgrade"; proxy_set_header Host $host; } }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

415 views

1 answer

dart - Message after sending email (mailer: flutter)

I'm trying to put a pop or even an alertedialog to announce that the message is sent or not. Currently I only have a print that ... Probleme: ${p.code}: ${p.msg}'); } } } }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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531 views

1 answer

workbox - Served from disk cache instead of Served from Service Worker

I have a registered service worker in my PWA, and I am precaching files successfully. Nevertheless, when looking at the ... cache" instead of it being "Server from Service Worker"....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

710 views

1 answer

Flutter Firebase Remote Config Fetch JSON as Map

In Firebase Remote Config I have a valid json field named test: { "title": "Hello, World!" } In the application I ... ).asString()) The app crashes since that is not valid JSON....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

223 views

1 answer

python - Dynamically Process Stored Procedure Results With Django

I am attempting to get the results of a stored procedure and populate a model dynamically, or at a minimum, generate ... from a stored procedure and then create an object to match?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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294 views

1 answer

c++ - OpenBLAS will only use 4 threads, though 32 are available

Recently, I have installed OpenBLAS using the Windows Subsystem for Linux on Windows 10 so that I could run optimised matrix ... openblas_get_config() << " "; // ... MAX_THREADS=4...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

394 views

1 answer

statistics - how can I create a loop for risk-set sampling

I need to select 10 controls per case for my case-control study. Controls are matched only on index date (risk-set ... was useless in my situation. Your help is much appreciated....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

132 views

1 answer

How can pivoting an array in swift

With this code I create the array struct Item { let expense : String let year : String let value : Float } var resultArray ... like obtain this, but I don't know how: Thank you...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

364 views

1 answer

Android Playstore app not showing up for some. Would an apps required bluetooth version be an issue?

Would an apps required bluetooth version be an issue if a plugin for an app developed requires a minimum version of the ... but we can't set the min required min the manifest....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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