Technology Central
Friday, November 12, 2021

Checking ports with telnet or netcat

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 Recently I was working on AWS and was deploying applications on a Fargate cluster. I wanted to make sure the application was up and running...
Monday, March 18, 2019

How I solved "Expected tensor for argument #1 ‘indices’ to have scalar type Long" error

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Today I was trying to train my 2 layer LSTM on some long documentry extract and kept geting this irritating error Expected tensor for argum...
Thursday, March 30, 2017

Resolve the issue 'cannot import name multivariate_normal'

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The multivariate_normal component in the scipy stats library is a very useful component for many machine learning applications. I faced an...
Friday, March 24, 2017

Solving 0.0.0.0 permission denied (publickey) error message on Hadoop name node

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For a Hadoop cluster to work properly, all the hadoop components like NameNode, SecondaryNameNode, JobTracker and ProcessManager must be sta...

Solving jps: command not found error message

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jps is a command line utility that comes with jdk which allows you to view all the Java processes running on a host. It is extremely useful ...
Thursday, March 16, 2017

Setting up a Hadoop Cluster in RHEL 6 - Preparing the servers

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In this two part series, we will discuss how to setup a Hadoop cluster on RHEL 6. I was inspired by my friend who did the Big Data Specializ...
Wednesday, March 15, 2017

Install and configure PuTTY for making SSH connections

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Being able to securely connect to remote hosts from windows using SSH is a very important and common requirement, especially when you are wo...
Wednesday, October 23, 2013

Resolving Unsatisfied link error in OpenNI java on Windows

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If you are getting any of the following error while trying to Run OpenNI on a windows PC, follow the below steps to rid of the errors (I am ...
Wednesday, February 27, 2013

Connecting MK808 device to ADB using the bridge and OEM USB Drivers

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MK808 is a very cheap and handy Android device to play around. Connected to an HDMI monitor, we can easily run Android applications on this...
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