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1 answers
393 views
0
I'm trying to build an environment with docker and rails, but it doesn't work.

PG:: ConnectionBad: could not connect to server: No such file or directory Is the server running locally and accepting connections on Unix domain socketI get an error.Here is the site I used as a refe...


2 answers
486 views
0
Even if the limitation is set to 1 in SceneKit, it slows down and reflects.

I'm doing a physical simulation with ARkit+SceneKit.PurposeWe want to achieve the behavior of releasing the ball between the walls and repeating the reflection indefinitely while moving it in a straig...

2 years ago

1 answers
379 views
0
403 Forbidden when deployed to Heroku

environmentdocker-compose.yml app containerphp —7.4-apache db containermysql: 5.5 (MySQL version matches the ClearDB of the Heroku add-on) The error screen looks like this↓ForbiddenYou don't have perm...

2 years ago

1 answers
226 views
0
Error executing program: ZeroDivisionError: decision by zero

If you run the program below, you will get an error.What's wrong with you?output results:program:import numpy as npimport sysimport reimport timeacid=[ ]score1 = [ ]e=[ ]path=C: Users / Hirotaka Adach...

2 years ago

1 answers
341 views
0
I want to determine what is being checked in multiple check boxes.

Ideally, if 1 is checked, the console log displays 1 checked.When 1 and 3 are checked, the console log displays 1 and 3 checked.Once 1 and 2 and 3 are checked, I would like to make a check decision li...

2 years ago

1 answers
215 views
0
I want to process the style change after it is reflected on the screen.

I am writing a script to read and print excel in the browser client script (javascript).I'd like to pop up a display like Processing... because it takes time from the start of the excel application to...

2 years ago

1 answers
403 views
0
Please tell me the regular expression that detects the same number of more than 10 characters.

As the title suggests, I would like to know a regular expression that detects a numeric string with the same number as 10 characters, such as 0000000000.I've tried many things using the regular expres...

2 years ago

1 answers
433 views
0
I want to fix index1 is out of bounds for dimension0 with size1

I'm creating a neural net, but I get errors in the loss function and SGD update program. Output y has six labels from 0 to 5, each with one-hot expressions like [1,0,0,0,0] (label 0).torch.Size([19573...

2 years ago

1 answers
233 views
0
Regarding the analysis by plm using panel data by R, the response to the error "System is numerically unique: reciprocal of the number of conditions = 5.4087e-18"

Using R's package plm, we analyze cross-sections and time series panel data such as company performance.These commands are as follows:result<-plm (sales to market size + flow ratio + R&D ratio,...

r
2 years ago

1 answers
342 views
0
Understanding Errors During npm Installation

problems:npm installation results in an error Current State: Download Node.js v12.19.0  (During installation, the specified destination C:\Program Files\nodejs\     I installed all the settings as def...

2 years ago
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