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ruby on rails - Using scope (after where) in the model resets where condition

I have a very strange behavior of Rails 5.2 and ruby 2.6 A different sequence of method chaining gives ... 65936801/using-scope-after-where-in-the-model-resets-where-condition...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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my java bmi calculator giving the same answer

i'm trying to make a bmi calculator but the answer keeps being the same. i tried putting numbers height=1. ... .com/questions/65936771/my-java-bmi-calculator-giving-the-same-answer...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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383 views

1 answer

python - ScannerError: mapping values are not allowed here in "config.yaml"?

I want to configure a yaml file for all project configuration, but this below file I am not able to ... 65936747/scannererror-mapping-values-are-not-allowed-here-in-config-yaml...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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224 views

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Updating JSON value in XML data SQL Server

I have a simple XML which holds JSON as value in it. <Columns> <Column Name="SID2" DataType="String">[ ... .com/questions/65936738/updating-json-value-in-xml-data-sql-server...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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313 views

1 answer

Powershell - merge .txt files into one - based on modified date

I have a folder with thousands of files File1: A B C A B C File 2: 1 2123 2345 ResultFile (output) ... questions/65936675/powershell-merge-txt-files-into-one-based-on-modified-date...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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452 views

1 answer

laravel - what is the best way to move logic from controller to a service

my question is : How to take my business logic out of controller and transfer it to a service ??? I am currently ... -is-the-best-way-to-move-logic-from-controller-to-a-service...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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451 views

1 answer

django - Pass get_queryset in Context

Need help on passing the returned value from get_queryset to the context for rendering, I am reading the ... //stackoverflow.com/questions/65936569/pass-get-queryset-in-context...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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201 views

1 answer

javascript - scroll a div when down or up keys pressed

This is a simple autocomplete search bar that shows suggestions when a user gives input. One can navigate within all ... /65936521/scroll-a-div-when-down-or-up-keys-pressed...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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143 views

1 answer

reactjs - React: Custom Component in double map loop don't render

i am struggling to a problem in React. I am working on a modal Form using the Material-UI Field. Each ... /questions/65936498/react-custom-component-in-double-map-loop-dont-render...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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438 views

1 answer

java - How can I check if a value e.g. name exists in a collection within any of documents in Cloud Firestore?

I want to check if a value e.g. (name: John') exists in the collection of any document in my Cloud Firestore, ... -a-value-e-g-name-exists-in-a-collection-within-any-of-docume...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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133 views

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php - Upload files on mass

Users have been uploading files to a directory for years without any problems. However, the directory where they ... ://stackoverflow.com/questions/65936427/upload-files-on-mass...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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328 views

1 answer

ruby - uninitialized constant SOCKSSocket when install within rbenv

I'm trying to install ruby using configure options for socks proxy: --enable-socks but I still ... /questions/65936396/uninitialized-constant-sockssocket-when-install-within-rbenv...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

1 answer

YouTube Data API: video update error: the request metadata is invalid

I get an error when adding title and description translation to some videos. Methods I've Tried I tested for ... -data-api-video-update-error-the-request-metadata-is-invalid...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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142 views

1 answer

How to add date to output-metadata.json android gradle?

How can I configure gradle so that when the project is built, the build date is added to the output-metadata. ... /65937209/how-to-add-date-to-output-metadata-json-android-gradle...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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361 views

1 answer

r - Somthing is wrong with using pivot_wider and pivot_longer to gather data(I finished it by myself.It was solved.)

I used this method to gather mean and sd result successly before here .And then, I tried to use this methond to ... -with-using-pivot-wider-and-pivot-longer-to-gather-datai-finis...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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681 views

1 answer

flutter - setState from child widget (drawer) not updating a widget above it in the tree (FloatingAppBar)

I have a flutter project with a FloatingSearchBar from this library (pub.dev). I have four buttons, one of which ... : GestureDetector( onTap: () => Navigator.pushNamed( context,...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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110 views

1 answer

php - AWS Server is not sending email to outside the domain

In our Magento website, it is not sending email to the outside domain. For example, a website is ads.com, and ... /65936970/aws-server-is-not-sending-email-to-outside-the-domain...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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129 views

1 answer

r - What does the error 'invalid class “DMNGroup” object' mean, how to resolve the problem?

I am trying to replicate the workflow from library(DirichletMultinomial). I have large matrix containing counts count and ... -class-dmngroup-object-mean-how-to-resolve-the-p...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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126 views

1 answer

How not to display a field when it's None in Django

I have this model: class MsTune(models.Model): name = models.CharField(max_length=255) # title (source) start_page = models ... /how-not-to-display-a-field-when-its-none-in-django...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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410 views

1 answer

React Navigation onPress function in own tabBarButton?

I am kind of begginer, I need to make component for tabBarButton and i made it. Problem is that ... .com/questions/65936865/react-navigation-onpress-function-in-own-tabbarbutton...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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231 views

1 answer

html - why my css footer division has problem with border editing. i am uploading my code here?

when creating my html and css based page, i was facing issues related to the footer header which was not shown at ... -division-has-problem-with-border-editing-i-am-uploading-my-co...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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144 views

1 answer

python - What's the most optimal way to rewrite headers of a very big csv file?

This question already has answers here: question from:https://stackoverflow.com/questions/65937479/whats-the-most-optimal-way-to-rewrite-headers-of-a-very-big-csv-file...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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199 views

1 answer

html - Ensuring DIV within article tag fits properly?

This is the test page for a basic HTML template I've designed: <html> <head> <meta charset=" ... stackoverflow.com/questions/65937440/ensuring-div-within-article-tag-fits-properly...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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134 views

1 answer

How to let a script run for all subfolders in the chosen directory via Powershell?

I have written a script to convert and resize pictures for a project. It converts and resizes for the directory ... -run-for-all-subfolders-in-the-chosen-directory-via-powershel...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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249 views

1 answer

javascript - Using underscore to filter out a nested object and return an array

const newData = _.pluck(_.flatten(_.values(file)), 'Message') This is the correct way to return an array with ... using-underscore-to-filter-out-a-nested-object-and-return-an-array...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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300 views

1 answer

python - How can I have multiple Navigations for the same URL paths in Dash

I am trying to add multiple navigations for the same URL path. my code.. import dash import dash_core_components as ... i-have-multiple-navigations-for-the-same-url-paths-in-dash...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

197 views

1 answer

eclipse - Unit Tests are getting failed in Java 8 to Java 11 Migration

I'm working on migrating my project from Java 8 to Java 11. So I used, Spring 5.1.0, Java 11, Eclipse 4. ... /65937262/unit-tests-are-getting-failed-in-java-8-to-java-11-migration...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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83 views

1 answer

javascript - 'sed' Command doesn't work with java script

I want to exectue following Shell Command with the Execute Option form Javascript: "sed -i 4r<(sed '1, ... .com/questions/65937249/sed-command-doesnt-work-with-java-script...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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