Coleman Garvin

What's the benefit of the client secret in OAuth2?

OAuth2, uses the client secret mechanism as a means of authorizing a client, the software requesting an access token. You might think of it as a secret passphrase that proves to the authentication server that the client app is authorized to make a request on behalf of the user. An app requesting an access token has to…

Salesforce

Answered Jul 12, 2021 · 1.1K Views Read answer →

How to resolve Unable to load authentication plugin 'caching_sha2_password' issue

Starting with the MySQL 8.0.4, they have changed the default authentication plugin for MySQL server from mysql_native_password to caching_sha2_password. You can try running the below command to resolve the issue. sample username / password => student / pass123 ALTER USER 'student'@'localhost' IDENTIFIED WITH…

Big Data Hadoop

Answered Jun 24, 2021 · 2.0K Views Read answer →

R - Concatenate two dataframes?

To concatenate data frames r, you can use the rbind() function to bind the rows as follows: Remember column names and the number of columns of the two data frames should be the same. x

Data Science

Answered Jun 8, 2021 · 1.0K Views Read answer →

How to normalize an array in NumPy?

The numpy normalize of data is important for the fast and smooth training of our machine learning models. Scikit learn, a library of python has sklearn.preprocessing.normalize, that helps to normalize the data easily. For example: import numpy as npfrom sklearn.preprocessing import normalize x =…

Python

Answered Apr 14, 2021 · 1.4K Views Read answer →

Python error "'Series' object is not callable "

If you are facing typeerror: 'series' object is not callable error then the problem maybe that you are trying to call ma function on a series object which is not possible, but you can do it like this: df['ln_returns'] = np.log(df['Close_mid']/df['Close_mid'])

Python

Answered Apr 13, 2021 · 3.1K Views Read answer →

Instructions to utilize requirements.txt to install all conditions in a python project

Python

Answered Mar 8, 2021 · 820 Views Read answer →

Explain how Doc2Vec works?

Doc2Vec is a document embedding technique which is used to represent documents into numeric vectors. The approach used by Doc2Vec is PV-DM which acts as a memory that helps to identify what is missing from the context. This technique represents the concept of a document. Also, they use another approach called PV-DBOW…

Data Science

Answered Dec 23, 2019 · 1.3K Views Read answer →

What is coreference resolution?

It is a process of extracting all information referring to the same entity present in the text. For example, in the sentence ‘I supported Mr. Holmes because he helped my brother when I was in prison’, he said. Here ‘I’, ‘my’ and ‘he’ are referring to the same person whereas ‘Mr.Holmes’ and ‘he’ also referred to one…

Data Science

Answered Dec 23, 2019 · 1.4K Views Read answer →

How to implement a bi-gram in python?

Bi-grams are a sequence of two words in a sentence and there is no hard and fast rule to implement the same. We will be using list comprehension and splitting methods in order to create a bi-gramHere bgramlist is the list of a sentence and a bi-gram is implemented using a function ‘res

Data Science

Answered Nov 17, 2019 · 1.3K Views Read answer →