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mysql - AWS Athena query to get only one object in array

My data looks like this (table name: test_table): { timestamp: 'some_timestamp', headers: [{'name': 'test', ... questions/65940004/aws-athena-query-to-get-only-one-object-in-array...

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

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Issues about implementing a preview for CameraX in Android Studio

I've tried to implement a preview for CameraX, but I've got two errors in my code, that I cannot ... /65939600/issues-about-implementing-a-preview-for-camerax-in-android-studio...

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

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jmeter - Running Multiple execution of Executable with parameterized command via Jemeter

All, i would like some help in resolving this issue. PROBLEM : NEED The ability to run console ... running-multiple-execution-of-executable-with-parameterized-command-via-jemeter...

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

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javascript - Adding focus to a dynamically created input onClick of a button - Reactjs

I am generating a new field on every click of a button which is disabled by default. I click on the edit ... -focus-to-a-dynamically-created-input-onclick-of-a-button-reactjs...

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

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antd pagination table: pass around current page number

Is there a way to pass current page number and page size to other component? using query parameter ... questions/65939957/antd-pagination-table-pass-around-current-page-number...

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

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excel - Change a color of random cell in a worksheet

I want to randomly choose a cell and paint it in a color, but I don't know how can I randomly choose a ... .com/questions/65939936/change-a-color-of-random-cell-in-a-worksheet...

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

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reactjs - Not showing images in browser - React

I am trying to fetch the right image based on current state in my function, but for some reason ... /stackoverflow.com/questions/65939247/not-showing-images-in-browser-react...

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

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php - why mail function is no longer working after i sent more than 100 emails?

This is the code i′m runing: <? ini_set( 'display_errors', 0 ); error_reporting( E_ALL ); $from = "Daniel Panno ... function-is-no-longer-working-after-i-sent-more-than-100-emails...

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

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python - measuring the distance between rows of a dataframe

i have a dataframe which consists of 472 rows and 32 columns and it looks like this: 2 3 0 4 2 ... .com/questions/65939890/measuring-the-distance-between-rows-of-a-dataframe...

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

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python 3.x - Efficient way to implement multiprocessing or multi threading when image is divided into smaller grid and implementing text detection over each grid?

Divided the single images into 10X10 grid On each grid, I need to implement text detection and get the ... -to-implement-multiprocessing-or-multi-threading-when-image-is-divi...

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

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My website does not open after going from trial to payment on google cloud hosting

Good morning. I have the following problem: My account in the Google Cloud Hosting console was a test one, and ... -open-after-going-from-trial-to-payment-on-google-cloud-hosti...

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

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android - Kotlin how remove focus from item in Actionbar menu?

I can't remove focus from item, which is like searchView in my Toolbar. XMl code looks like this: <menu ... /questions/65940067/kotlin-how-remove-focus-from-item-in-actionbar-menu...

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

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C# List.Sort gives different ouput for the same code in different projects

I have the following code, which produces different outputs depending on the project I run it from. All project ... -gives-different-ouput-for-the-same-code-in-different-projects...

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

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Flutter, many StatefulWidget would be a problem?

I want to create and manage many stateful widgets, (for clean code) but I am afraid that many stateful ... .com/questions/65939345/flutter-many-statefulwidget-would-be-a-problem...

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

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Automatically set Linux screen tabs named with current command

I m using screen to have code and commands run in multiple tabs. But when I list the open tabs ... /65939825/automatically-set-linux-screen-tabs-named-with-current-command...

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How to install Transmission using Docker

I am completely new in Docker. I want to install Transmission using Docker (i.e. I don't want to ... //stackoverflow.com/questions/65939681/how-to-install-transmission-using-docker...

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

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python - I can't made maps in plotly

I'm currently creating my first data science project, I am using a Kaggle database called "COVID-19 World ... /stackoverflow.com/questions/65939346/i-cant-made-maps-in-plotly...

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

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python - Using startswith() but doesn't contain the specified element

I currently want my program to deal with string depending on what they contain: if x.startswith("_" ... questions/65939238/using-startswith-but-doesnt-contain-the-specified-element...

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

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Produce on kerberos secured Kafka Cluster using kafka-python

I have truststore.jks and password. I have converted this into truststore.pem. This contains the ca certs. ... 65939195/produce-on-kerberos-secured-kafka-cluster-using-kafka-python...

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

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python - Qt Dynamic Properties - Works for widget if not parented only?

This question already has answers here: question from:https://stackoverflow.com/questions/65939834/qt-dynamic-properties-works-for-widget-if-not-parented-only...

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

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Java Spring Boot Note save DAO

I have an application coded in Angular on the front and Java Spring boot on the back with MySQL (phpMyadmin ... /stackoverflow.com/questions/65939750/java-spring-boot-note-save-dao...

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

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c++ - Setting and checking with a float constant

I know there are a lot of questions on here about why float equality comparison is usually a bad idea. ... .com/questions/65939711/setting-and-checking-with-a-float-constant...

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sql - How to create db table structure to capture and process items used in food-bank deliveries/orders

This is a business process driven question rather than a code specific one. I'm learning to use SQL to help ... -table-structure-to-capture-and-process-items-used-in-food-bank...

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

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javascript - How do I map nested array into lists in React?

I am having trouble mapping array of arrays as lists in React. Here is my current react code: import React, { ... questions/65940010/how-do-i-map-nested-array-into-lists-in-react...

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

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amazon web services - AWS Lambda Not Found but appear in Applications Menu

Well, I have created a lambda using sam deploy and this template: AWSTemplateFormatVersion: '2010-09-09' Transform ... 65939315/aws-lambda-not-found-but-appear-in-applications-menu...

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delphi - How do I add a menu button to my OLE Contained Office application?

I am using an OLE-Container for my embedded word and excel applications. Im trying to create a custom "File" Button ... -i-add-a-menu-button-to-my-ole-contained-office-application...

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

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mysql - Combining rows where dublicates are found

This question already has answers here: question from:https://stackoverflow.com/questions/65939272/combining-rows-where-dublicates-are-found...

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

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java - HTTPS request only in Spring Boot

My question might be confusing and I will try to make it clear as possible! We have a webserver(Apache) ... //stackoverflow.com/questions/65939257/https-request-only-in-spring-boot...

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

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