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javascript - Three.js rotate the camera when the object rotate

I have a helicopter in my game, I want the camera to always look at the back of the helicopter but I ... com/questions/65646553/three-js-rotate-the-camera-when-the-object-rotate...

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

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96 views

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performance - C++ - retrieving current date and time fast

I've been experimenting with different ways of retrieving the current date and time, but frankly, none of them ... .com/questions/65646395/c-retrieving-current-date-and-time-fast...

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

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387 views

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python 3.x - Error when including date picker in callback in Dash

I am using Quandl API and would like to write a callback to update the data and date range shown in the ... /questions/65646370/error-when-including-date-picker-in-callback-in-dash...

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

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93 views

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node.js - Async loop didn't wait

I am using node-async-loop for asyncronous programming var array = ['item0', 'item1', 'item2']; ... from:https://stackoverflow.com/questions/65646363/async-loop-didnt-wait...

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

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200 views

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Trying to get to grips with C++ and cant work out why this doesn't print out the names of the vector<string> entries

So this code doesn't print out the entries inside of the vector gameLibrary Originally I just used the gameLibrary.pushback(" ... -c-and-cant-work-out-why-this-doesnt-print-out-the...

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

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260 views

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/sys/fs/cgroup/memory/memory.limit_in_bytes not present in Fedora 33

I have an old script that do $(cat /sys/fs/cgroup/memory/memory.limit_in_bytes) In fedora 33 this file is not ... fs-cgroup-memory-memory-limit-in-bytes-not-present-in-fedora-33...

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

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60 views

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python - How to change the default error messages displayed by Django forms

I have created a form in Django which has a charfield with max_length=255 as follows: task = models.CharField( ... -to-change-the-default-error-messages-displayed-by-django-forms...

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

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340 views

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shell - Trouble using if statement in bash script to check if package installed

I am new to Bash scripting and having difficulty writing this function that I want to use to check if a package ... -using-if-statement-in-bash-script-to-check-if-package-installed...

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

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121 views

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tumblr - Why is this JQuery Script no longer working on my https Server?

I have this old jquery script to display Tumblr posts on a web site. The script works well for me on my lokal ... /why-is-this-jquery-script-no-longer-working-on-my-https-server...

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

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192 views

1 answer

python - Django add to cart as a guest without logging in

I'm working on a ecom website project and I follow Dennis Ivy's course about cart functionality. I want to add ... /65647219/django-add-to-cart-as-a-guest-without-logging-in...

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

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113 views

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python - How to correctly do relative imports with nested packages?

Yes I read the answer to this Relative imports for the billionth time. No I did not find it really ... questions/65647125/how-to-correctly-do-relative-imports-with-nested-packages...

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

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92 views

1 answer

python - Get value after blank line

Closed. This question needs details or clarity. It is not currently accepting answers. question from:https://stackoverflow.com/questions/65647066/get-value-after-blank-line...

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

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89 views

1 answer

java - What is the point of OptionalInt?

This question already has answers here: question from:https://stackoverflow.com/questions/65646978/what-is-the-point-of-optionalint...

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

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723 views

1 answer

actionscript 3 - How can I make an Adobe Flash / AIR application that reads from a txt file on a website and prints the text on screen?

This is the idea: Read the contents of a txt file (http://www.myexample.com/helloworld.txt). Display the context of ... -adobe-flash-air-application-that-reads-from-a-txt-file-on-a...

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

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349 views

1 answer

javascript - express validator invalid email

I'm trying to do a register and login system and I'm using express validator to check the user ... :https://stackoverflow.com/questions/65646866/express-validator-invalid-email...

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

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1.1k views

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Typescript compiler cannot find Jquery type definitions even though they are already installed

I'm trying to run tsc to compile all my typescript files. It had complained about not being able to find ... -compiler-cannot-find-jquery-type-definitions-even-though-they-are-alr...

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

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473 views

1 answer

JavaScript,Discord.js, Node.js TypeError: Cannot read property 'execute' of undefined

I'm building a discord bot and I want to save information in bdays.json but this error pops up. All other ... -discord-js-node-js-typeerror-cannot-read-property-execute-of-unde...

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

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512 views

1 answer

opencv - streaming 2 cameras at the same time in python with ip camera support

I want to be able to capture 2 cameras or more by python to apply some object detection code. I want to use the ... -2-cameras-at-the-same-time-in-python-with-ip-camera-support...

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

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136 views

1 answer

Run Express server using Heroku workers

I want to host an application (Discord bot) which has to be always on and that applications runs an ... stackoverflow.com/questions/65646723/run-express-server-using-heroku-workers...

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

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699 views

1 answer

spring - How do you achieve Integration tests in Quarkus without @DirtiesContext?

With Spring Boot, I use @DirtiesContext to ensure the database is cleared before each test case. There is ... how-do-you-achieve-integration-tests-in-quarkus-without-dirtiescontext...

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

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258 views

1 answer

I can't add the image from assets file in Flutter

I'm new at flutter and I want to add a picture to my app. I coded something like this; body: Center( child ... /questions/65647544/i-cant-add-the-image-from-assets-file-in-flutter...

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

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224 views

1 answer

javascript - Pre-loading/caching images in with different styles JS/React.JS

I have to display large images and have been trying to preload them. This seems to kind of work with the ... /pre-loading-caching-images-in-with-different-styles-js-react-js...

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

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219 views

1 answer

genexus - Why don't I have objects of type SmartDevices?

I just installed genexus and I want to create an SD object, but in the window to create a new object no ... .com/questions/65647464/why-dont-i-have-objects-of-type-smartdevices...

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

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374 views

1 answer

Hibernate Null-pointer exception when multi-threaded jpa read

I have an spring-batch job that reads from database using RepositoryItemReader then transform the results to a ... /hibernate-null-pointer-exception-when-multi-threaded-jpa-read...

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

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941 views

1 answer

statistics - How do you find all possible unique pairwise comparisons of variables with various levels (with 3 example scenarios) using R for the mtcars data?

This question already has answers here: question from:https://stackoverflow.com/questions/65647928/how-do-you-find-all-possible-unique-pairwise-comparisons-of-variables-with-vario...

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

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60 views

1 answer

python - Keras Not Modeling All Rows

Brand new to Keras, Tensorflow, and Google Colab. I'm following a YouTube tutorial. I have a df with ... https://stackoverflow.com/questions/65647782/keras-not-modeling-all-rows...

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

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194 views

1 answer

YouTube Music Python API ytmusicapi FileNotFoundError on language translation file

I am getting the following error when I try to instantiate YTMusic with my headers json. Here is ... -music-python-api-ytmusicapi-filenotfounderror-on-language-translation-fi...

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

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87 views

1 answer

javaplot - How to combinine two different plots in one plot but with different x value range?

I managed to combine two different functions in one plot in Javaplot with: JavaPlot p1 = new JavaPlot(); p1.getAxis ... -different-plots-in-one-plot-but-with-different-x-value-rang...

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

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