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swift - RealityKit ARkit : find an anchor (or entity) from raycast - always nil

When I touch the screen I Use the raycast to place a object (entity and anchor) to it's worldTransform Then I ... /realitykit-arkit-find-an-anchor-or-entity-from-raycast-always-nil...

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

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php - PHPUnit code coverage breaks when defining variables for the same class ($this->example)

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Flutter where and firstwhere methods is calls null with data from provider

First is is getting null in HomeScreen Here is the code: final providedList = Provider.of<List<category.List>>( ... -and-firstwhere-methods-is-calls-null-with-data-from-provider...

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

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python - Null is not an object (evaluating ‘n.layout’) in Dash Plotly

I am developing dashboard using Dash Plotly and I am getting an error when I click tabs. The error says null is ... /null-is-not-an-object-evaluating-n-layout-in-dash-plotly...

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

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Parse large CSV file in Scala

I have a CSV file (~1gb, 10 million rows). I want to parse it in batches and then write the output ... :https://stackoverflow.com/questions/65844822/parse-large-csv-file-in-scala...

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

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amazon web services - Adding more than one security group to AWS lambda Function in template

I want to add two security group to a lambda function in template. However, it is a conditional statement and i ... -more-than-one-security-group-to-aws-lambda-function-in-template...

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Is there a solution to reorganize the following array in javascript?

I want to transform this array ['1','3','+','8','0','/','5','7','0'] into ['13', ... .com/questions/65845246/is-there-a-solution-to-reorganize-the-following-array-in-javascript...

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

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r - Error using ggmap mapdist() and write back to tibble

Trying to get with a batch some routedistances with mapdist. In the Variable "von" are my adresses. gtib = ... questions/65845019/error-using-ggmap-mapdist-and-write-back-to-tibble...

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pandas - Find date in column, append adjacent column value to new column - all in one df?

I have a timeseries df with 5 years of stock index prices (so df has 2 columns Date and Price. I then have a ... in-column-append-adjacent-column-value-to-new-column-all-in-one-df...

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node.js - Unable to connect to the database: Invalid arguments: "instanceName" must be a string

I am new to Node.js and react so for any help I get I will be thankful. I am trying to connect to ... unable-to-connect-to-the-database-invalid-arguments-instancename-must-be-a-s...

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asp.net web api - Error 500 authentication on asp net core 2.1

I want to implement authentication to get a token, but I have encountered a problem and my problem is that I ... /questions/65845265/error-500-authentication-on-asp-net-core-2-1...

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react native - Boolean from response server not visible in table ant

I use https://ant.design/components/table/ for react-native project. I have fetch and all data works except ... /65845094/boolean-from-response-server-not-visible-in-table-ant...

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php - More flexible Laravel PDF package

I was looking for a PDF package which is capable of doing splitting and rendering pages separately. Are ... /stackoverflow.com/questions/65845390/more-flexible-laravel-pdf-package...

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Android Emulator error with VS 2019 on Windows 7 laptop

I have installed Android Emulator with VS 2019 on my Windows 7 Ultimate 32 Bit laptop. However, get below errors ... /android-emulator-error-with-vs-2019-on-windows-7-laptop...

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

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sql - Comparing two db tables and appending values from one to another

I have two DB tables. The first, all_data, contains around 4m rows with information on user interactions on a ... comparing-two-db-tables-and-appending-values-from-one-to-another...

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reactjs - fetch data using react useffect and then make a next fetch according to previous fetched data

im getting data from api as an object and then use some inforation from the response data to make the next fetch ... react-useffect-and-then-make-a-next-fetch-according-to-previous...

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hiveql - Hive - No enum constant org.apache.parquet.schema.OriginalType.s (state=,code=0)

I have a table in hive. Which while creating I used the following partitions, format etc. PARTITIONED BY ( ` ... enum-constant-org-apache-parquet-schema-originaltype-s-state-code-0...

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How to insert a comment using YouTube Data API for Java without browser login OAuth 2.0?

I can add comments using the YouTube Data API, using the code below coming from the YouTube Data API's sample ... -comment-using-youtube-data-api-for-java-without-browser-login-oa...

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MongoDB: How to find specific value in nested array, if found then show only that array not all?

I am trying to find id "D0182" in client_id array if found then only it will show the client_id document, but it ... find-specific-value-in-nested-array-if-found-then-show-only-tha...

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c# - Async method not reporting back correctly from list of tasks

I have four tasks to run within the MainViewModel of a C# WPF Windows Application. All the tasks call the ... 65845081/async-method-not-reporting-back-correctly-from-list-of-tasks...

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selenium - Fetching data from table of angular

I want to fetch all the rows from the column.around 2000 rows for some reason it fetches only 20 or ... //stackoverflow.com/questions/65844458/fetching-data-from-table-of-angular...

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javascript - React - Should I use localstorage when changing a theme?

I want to add a color theme for a specific page that will color me when the button is clicked, the ... /questions/65845400/react-should-i-use-localstorage-when-changing-a-theme...

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typescript - Updating Apexchart series on daily bases in angular

I am using apexchart but cannot know how to use updateseries I have tried directly sending the values HTML ... /65845147/updating-apexchart-series-on-daily-bases-in-angular...

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ios - Align label's center.x with image inside tabBar's imageView

I need to get a label's center.x directly aligned with the image inside a tabBar's imageView. Using ... /65845332/align-labels-center-x-with-image-inside-tabbars-imageview...

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javascript - Regex to replace multiple spaces with a single space

Given a string like: "The dog has a long tail, and it is RED!" What kind of jQuery or JavaScript magic can ... /how-to-remove-more-than-one-whitespace-from-a-string-in-javascript...

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javascript - Make time independent of browser time zone

i am printing a timestamp in console of chrome browser using following code, moment("2021-01-12 00:00:00 ... .com/questions/65844870/make-time-independent-of-browser-time-zone...

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

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How to create certificate to connect with SOAP Client with PHP

Provider has SOAP server in .Net environment and I have to connect to it with PHP. Given initial paths $serviceUri ... -to-create-certificate-to-connect-with-soap-client-with-php...

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

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python - How does is_owner works?

So i am trying to add dev only commands me and my devs get confused on doing this as we need the is_owner ... :https://stackoverflow.com/questions/65844706/how-does-is-owner-works...

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

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