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r - finding missing values in using linear regression model and indicating whether the value is from available data or filled by regression

I have data frame in R and I have some missing values in one column and I want to filling the gaps ... -missing-values-in-using-linear-regression-model-and-indicating-whether-t...

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

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dart - flutter services injection in clean architecture

I am new to clean architecture in flutter, I know that we should inject our repositories via usecases ... .com/questions/65662286/flutter-services-injection-in-clean-architecture...

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

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node.js - Cant understand how to show remote peers video in my react based video conferencing

Basically i was creating a full mesh network for a video conferencing application and I cant understand how to display ... show-remote-peers-video-in-my-react-based-video-conferenc...

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

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android - Using a different manifestPlaceholder for nested Flavors

I do have a structure like below. I wanna use different manifestPlaceHolder like this, projectXTest, ... /65662220/using-a-different-manifestplaceholder-for-nested-flavors...

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

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django - Not working Import tool and template override at the same time for same model

Trying to use both import tool and Django admin template override on the same model. However, it not working same ... tool-and-template-override-at-the-same-time-for-same-model...

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

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kotlin - Suspend a call until a value is set

I want class UploadWorker to retrieve a value from class Manager, but that value may not yet be ready in Manager. So ... .com/questions/65661928/suspend-a-call-until-a-value-is-set...

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

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java - Warn the developer while changing the param name

I am having a requirement where I need to fetch a param the value and validate before a method is invoked ... /questions/65662078/warn-the-developer-while-changing-the-param-name...

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

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html - How can I save images in the database and display them on the site?

There is a field in the database table that receives images in blob format. How can this be displayed on the site? ... i-save-images-in-the-database-and-display-them-on-the-site...

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

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java - App domains must match the domain of the Facebook Web Games URL (https), Mobile Site URL, Unity Binary URL, Site URL or Secure Page Tab URL

I am developing Spring Boot + Facebook Integration example. In this example, I've created an at app https:// ... match-the-domain-of-the-facebook-web-games-url-https-mobile...

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

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In PyCharm, how do you add a directory from one project as a source to another project?

I have several python projects started from git repos, all related to each other, that are all open in one PyCharm window ... -a-directory-from-one-project-as-a-source-to-another-p...

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

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C#: HttpClient with POST parameters

I use codes below to send POST request to a server: string url = "http://myserver/method?param1= ... ://stackoverflow.com/questions/27376133/c-httpclient-with-post-parameters...

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

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python - Why does bool(xml.etree.ElementTree.Element) evaluate to False?

import xml.etree.ElementTree as ET e = ET.Element('Brock',Role="Bodyguard") print bool(e) Why is ... questions/20129996/why-does-boolxml-etree-elementtree-element-evaluate-to-false...

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

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Does java 11 support android?

I am new to android development. And I have installed eclipse, java 11 and android sdk tools in my computer ... ://stackoverflow.com/questions/53456107/does-java-11-support-android...

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

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How to programmatically create a topic in Apache Kafka using Python

So far I haven't seen a python client that implements the creation of a topic explicitly without using the ... -to-programmatically-create-a-topic-in-apache-kafka-using-python...

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

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MongoDB - What about Decimal type of value?

I am currently learning and applying MongoDB for a small financial related project. When I read MongoDB in ... com/questions/11541939/mongodb-what-about-decimal-type-of-value...

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

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rom - How to mount the android img file under linux?

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. question from: ... /8663891/how-to-mount-the-android-img-file-under-linux...

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

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c++ - When should I use make_heap vs. Priority Queue?

I have a vector that I want to use to create a heap. I'm not sure if I should use the C++ ... stackoverflow.com/questions/11266360/when-should-i-use-make-heap-vs-priority-queue...

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

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gcc - Creating a simple Makefile to build a shared library

I am trying to create a very basic hand crafted Makefile to create a shared library to illustrate a point. ... /8096015/creating-a-simple-makefile-to-build-a-shared-library...

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

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python - Catch all routes for Flask

(This question already has answers here): question from:https://stackoverflow.com/questions/45777770/catch-all-routes-for-flask...

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

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coding style - Writing copyright information in python code

What is the standard way of writing "copyright information" in python code? Should it be inside docstring ... .com/questions/2048874/writing-copyright-information-in-python-code...

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

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caching - Angular Service Worker SwUpdate.available not triggered

I'm having a hard time integrating angulars service worker into my application. I followed the guide ... questions/50968902/angular-service-worker-swupdate-available-not-triggered...

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

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java - Error: org.springframework.web.HttpMediaTypeNotSupportedException: Content type 'text/plain;charset=UTF-8' not supported

I'm newbie in Spring Data. I keep getting the error: org.springframework.web. ... 24972437/error-org-springframework-web-httpmediatypenotsupportedexception-content-type...

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

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loops - Is order of a Ruby hash literal guaranteed?

Ruby, since v1.9, supports a deterministic order when looping through a hash; entries added first will be ... /questions/31418673/is-order-of-a-ruby-hash-literal-guaranteed...

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r faq - Read SAS sas7bdat data into R

What options does R have for reading files in the native SAS format, sas7bdat, into R? The NCES Common Core ... //stackoverflow.com/questions/30006822/read-sas-sas7bdat-data-into-r...

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

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Makefile variable initialization and export

somevar := apple export somevar update := $(shell echo "v=$$somevar") all: @echo $(update) I ... ://stackoverflow.com/questions/2838715/makefile-variable-initialization-and-export...

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

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python - How to restore a builtin that I overwrote by accident?

I accidentally overwrote set by using it as a variable name in an interactive python session - is there any way ... 17152760/how-to-restore-a-builtin-that-i-overwrote-by-accident...

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

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shell - Bash: Echoing a echo command with a variable in bash

Ok, here is one I am struggling with as we speak. Echoing a echo command with a variable. echo "creating new ... /22997675/bash-echoing-a-echo-command-with-a-variable-in-bash...

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

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Binding method result to v-model with Vue.js

How do you bind a method result to a v-model with Vue.js? example : <someTag v-model="method_name( ... /questions/35210901/binding-method-result-to-v-model-with-vue-js...

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

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