Anusha Acharya

rhadoop wiki: Unable to install RHadoop Packages?

One important thing for rhadoop wiki is to go through the description file and install all the dependencies mentioned over there. Installing RHadoop then follow the below-mentioned steps: Package - Where to Install plyrmr - On every node in the cluster ravro - Only on the node that runs the R client rhbase - Only on…

Big Data Hadoop

Answered Apr 5, 2021 · 557 Views Read answer →

Python error "TypeError: 'encoding' is an invalid keyword argument for this function"

You are getting typeerror: 'encoding' is an invalid keyword argument for this function error because you are using an argument named encoding in the open method and the open method does not have a parameter named encoding. To resolve this type of error you have to do is use the io module. like this: import io trump =…

Python

Answered Apr 5, 2021 · 6.3K Views Read answer →

How to tell if tensorflow is using gpu acceleration from inside python shell?

You can use the below-mentioned code to check if TensorFlow is using GPU acceleration from inside python shell there is an easier way to achieve this. import tensorflow as tf if tf.test.gpu_device_name(): print('Default GPU Device: {}'.format(tf.test.gpu_device_name())) else: print("Please install GPU version of TF")…

Python

Answered Apr 4, 2021 · 250 Views Read answer →

Advantages of using PyMob?

There are a few advantages of using PyMob: You write various applications in python which is convenient compared to writing them in C, c++ or even java. You only have to mention the app specifications once and you can keep using them again and again. Hope this answer helps you!

Python

Answered Apr 3, 2021 · 154 Views Read answer →

Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?

If you have installed many versions of Python shebang line, then #!/usr/bin/env ensures that the interpreter will use the first installed version on your environment's $PATH. If you are using Unix, an executable file that is meant to be interpreted can indicate what interpreter to use by having a #! at the start of…

Python

Answered Apr 3, 2021 · 22 Views Read answer →

What does `from six.moves import urllib` do in Python?

Kindly be informed that the 'six moves' library will help you to write the code that is compatible with both Python 2 and Python 3. The six moves package will provide those modules under a general name for both Python2 and 3: from six.moves import urllib The above code will import urllib when run with Python3 and it…

Python

Answered Apr 3, 2021 · 14 Views Read answer →

Git stop tracking file-How to make Git “forget” about a file that was tracked but is now in .gitignore?

To let git stop tracking a file you need to remove the file from index. For removing a file from the index: git rm --cachedNote: This command will not delete a physical file in local but will delete the file from other developers from the next $git pull command. Also, you can go with the following commands git rm -r…

Devops

Answered Apr 2, 2021 · 6 Views Read answer →

Can someone explains __all__ in Python?

The variable python __all__ is a list of public objects of that module, as interpreted by import *. This variable overrides the default of hiding everything that begins with an underscore. In other words, python __all__ is a list of strings defining what symbols in a module will be exported when from import * is used…

Python

Answered Apr 2, 2021 · 11 Views Read answer →

Python error "ImportError: No module named _tkinter, please install the python-tk package"

You are getting importerror: no module named _tkinter, please install the python-tk package error because you have not installed tkinter locally. To solve this error, you can run the install command to download and install the tkinter. For Debian systems (like Ubuntu): sudo apt-get install python3-tk For Fedora you…

Python

Answered Apr 2, 2021 · 10 Views Read answer →

How to implement the Softmax function in Python

The softmax function python is an activation function that turns numbers into probabilities that sum to one. The softmax function python outputs a vector that represents the probability distributions of a list of outcomes. It is also a core element used in deep learning classification tasks. import numpy as np # your…

Python

Answered Apr 2, 2021 · 10 Views Read answer →

How do you do natural logs (e.g. “ln()”) with numpy in Python?

In Python In with the numpy, you can use the following way to do natural logs np.log is ln, whereas np.log10 is your standard base 10 log.

Python

Answered Apr 1, 2021 · 15 Views Read answer →

What is Linux?

Linux is an operating system just like windows,solaris. It was introduced in around mid-1990’s. In today’s world it's been used everywhere like in phones, refrigerators, cars, televisions also world’s top 500 supercomputers run linux. The main reason is that the linux platform is one of most reliable, secure and easy…

Devops

Answered Jan 2, 2020 · 1.3K Views Read answer →