Maybe you were looking for...

Object reference not set to an instance of an object on c# EF6

Sometime I get this error message when i run my project in Hosting.There is no problem on the local server. Sometimes this error comes up on the server, sometim

Switch of php versions not working on mac

I have High Sierra installed and it comes with php 7.1. During the environment I ended up being able to upgrade to php7.2 but wasn't able to document it, so I d

OpenSSL 3 OSSL_PROVIDER_unload throwing UNKNOWN SIGNAL in library deconstrutor

I'm writing a library and I have to use legacy algorithms and since these have been separated in the legacy provider in OpenSSL 3 I have to load the legacy prov

Create new file from templates with bash script

I have to create conf files and init.d which are very similar. These files permit to deploy new http service on my servers. These files are the same and only so

webscraping selenium : my loop always get only the 1st element

Im trying to scrap this website : http://scrumquiz.org/#/scrum-master-practice-test I want in the end to get all the questions/answers and correct answers So he

Pycharm highlights code import tensorflow.compat.v1

I've got code that does import tensorflow.compat.v1. Import is going with no errors but PyCharm highlighted this code and says No module named compat. My tensor

koltin exposed - compare BigDecimal / decimal column with zero

how should i verify, if a decimal / BigDecimal columt type is zero? fun foo():Op<Boolean> = UserTable.debt eq BigDecimal.ZERO I want to avoid this kind o

Receiving an ActiveRecord::Relation object

I have a method that is used to sort columns of a table. Jenkin fail on a Rspec which its method implemented this way: def exec my_requests = MyRequest.join

Pandas Python - How to create new columns with MultiIndex from pivot table

I have created a pivot table with 2 different types of values i) Number of apples from 2017-2020, ii) Number of people from 2017-2020. I want to create addition