Felicity Davies

How do virtual private networks (VPNs) provide secure communication?

Virtual Private Networks (VPNs) are widely used to provide secure communication over the internet, ensuring data privacy and preventing unauthorized access. They create a private, encrypted tunnel between a user's device and the internet, protecting sensitive information during transmission. 1. Encryption of Data…

Cyber Security

Answered Dec 19, 2024 · 960 Views Read answer →

What to do when psql database does not exist?

In case of psql database does not exist - psql assumes that you want to connect to a database, you can either provide one (just after the command) or it will assume you want to connect to a database whose name is the same as your username (or the account name of the process that started psql): So, you could write:…

SQL Server

Answered Oct 3, 2022 · 2.1K Views Read answer →

No module named 'virtualenvwrapper'

Here is the best solution for /usr/bin/python: no module named virtualenvwrapper Installing: ubuntu@ip-XXX-XX-XX-XX:~$ mkvirtualenv -p /usr/bin/python3.4 env1 Running virtualenv with interpreter /usr/bin/python3.4 Using base prefix '/usr' New python executable in env1/bin/python3.4 Also creating executable in…

Python

Answered May 14, 2021 · 1.8K Views Read answer →

Getting a Syntax Error: EOL while scanning the string literal in Python

You need to put a double quote (") at the end of the line to achieve your goal. You can also use """ and get away with it. This can help you to fix EOL python error: """ a very long string ...... ....that can span multiple lines """ Let me know if that helps!

Python

Answered Apr 15, 2021 · 1.5K Views Read answer →

java.io.IOException: Could not locate executable null\bin\winutils.exe in the Hadoop binaries. spark Eclipse on windows 7

Java

Answered Apr 7, 2021 · 1.3K Views Read answer →

A user wants 20 most commonly referred entities of people in a defined list but he is getting an empty list as an output. How to fix that?

Below is the codeDropping the first block of the code will solve the issue. The corrected code should be like Here, the output will

Data Science

Answered Jan 7, 2020 · 1.8K Views Read answer →

How is NER helpful in automatic summarization system?

An automatic summarizer gives out the summarized matter of the input text after building the model considering the most important content present in the text data. Named entities then help identifying the summarized data much efficiently and increase the overall performance to the user. They provide better information…

Data Science

Answered Jan 7, 2020 · 2.0K Views Read answer →

What are the advantages and disadvantages of Boolean Approach?

Advantages of Boolean Approach are · It provides a user a reliable control over the system. · It is easy to implement · It retrieves exact matches of a query. · It has good expressive power as well as clarity Disadvantages of Boolean Approach are · Effective queries are difficult to construct

Data Science

Answered Jan 4, 2020 · 3.5K Views Read answer →