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java net connectexception connection refused no further information - what do I do?

Asked by nitin_7621 in Java, Asked on Oct 12, 2022

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1.6K
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I can't connect to SQL server database via an IP Address

Asked by nitin_7621 in Salesforce, Asked on Aug 23, 2021

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5.8K
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Open Mapping app like Waze, Google Maps, and Apple Maps (iOS only) From Salesforce1

Asked by nitin_7621 in Salesforce, Asked on Aug 5, 2021

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1.7K
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How can we create multiple linear models at once and put the coefficients into a new matrix. Is it a good choice?

Asked by nitin_7621 in Data Science, Asked on Feb 1, 2020

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How to install and import packages?

Asked by nitin_7621 in Data Science, Asked on Jan 29, 2020

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How to use Putty, and access launched instances via SSH.

Asked by nitin_7621 in AWS, Asked on Jan 27, 2020

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How to perform a mathematical operation on python variables?

Asked by nitin_7621 in Data Science, Asked on Jan 19, 2020

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What is the assignment operator and how it works in python?

Asked by nitin_7621 in Data Science, Asked on Jan 19, 2020

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What do you understand by multiple assignments?

Asked by nitin_7621 in Data Science, Asked on Jan 9, 2020

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Explore the various matrix operations using R.

Asked by nitin_7621 in Data Science, Asked on Jan 7, 2020

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How to set our own segmentation rules to break up docs into sentences based on our own rules?

Asked by nitin_7621 in Data Science, Asked on Jan 6, 2020

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A user was going to fit a knn model with faithful data in R. The code is given below:

Asked by nitin_7621 in Data Science, Asked on Dec 20, 2019

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What is Name in python?

Asked by nitin_7621 in Data Science, Asked on Dec 19, 2019

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1.6K
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What is R-precision?

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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How to visualize specific entities restricting the visualization?

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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How to create a function to create K values with train and test accuracy in R

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Explain Naïve Bayes along with a case study in python

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Explain Naïve Bayes along with a case study in R

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Explain Joint probability

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Explain Conditional probability.

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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1.5K
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A user is working on Donors choose dataset and have converted categorical, numerical and text features into vectors. He wants to find the top 20 features from my 5095 features using absolute values of the feature_log_prob_ parameter of MultinomialNB. Also, he wants to get their names as well. How to do that?

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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1.7K
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What is Laplace estimator?

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Explain Numeric predictor variable

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Why Naïve Bayes is impractical in nature?

Asked by nitin_7621 in Data Science, Asked on Dec 18, 2019

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Explain Curse of dimensionality

Asked by nitin_7621 in Data Science, Asked on Dec 17, 2019

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How to create a function to create K values with train and test accuracy in Python

Asked by nitin_7621 in Data Science, Asked on Dec 17, 2019

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1.6K
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What are classes and objects in python?

Asked by nitin_7621 in Data Science, Asked on Dec 15, 2019

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1.5K
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Explain step by step procedure to install R and R studio.

Asked by nitin_7621 in Data Science, Asked on Dec 13, 2019

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Explain with an example how to merge dataframes in R.

Asked by nitin_7621 in Data Science, Asked on Dec 12, 2019

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How to find out the range of vectors given below using R?

Asked by nitin_7621 in Data Science, Asked on Dec 12, 2019

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How to extract the named entities using polyglot?

Asked by nitin_7621 in Data Science, Asked on Dec 5, 2019

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1.5K
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Explain with a case study how to use logical operators to select subset of a data based on condition in R.

Asked by nitin_7621 in Data Science, Asked on Dec 2, 2019

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1.4K
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How to perform multiple linear regression in R? Explain with an example

Asked by nitin_7621 in Data Science, Asked on Dec 2, 2019

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1.5K
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What are the advantages of transformation based learning?

Asked by nitin_7621 in Data Science, Asked on Nov 28, 2019

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1.8K
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How to retrieve tokens by indexing and slicing?

Asked by nitin_7621 in Data Science, Asked on Nov 28, 2019

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1.7K
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A user has the following matrix but wants to select the column which has a value of 11.how to do that?

Asked by nitin_7621 in Data Science, Asked on Nov 18, 2019

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A user has a list of dataframes and he wants to convert it into single dataframe.How to do that?

Asked by nitin_7621 in Data Science, Asked on Nov 18, 2019

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1.5K
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Which graphs are suggested observed before to be model fitting?

Asked by nitin_7621 in Data Science, Asked on Nov 17, 2019

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How do you interpret a linear regression model?

Asked by nitin_7621 in Data Science, Asked on Nov 17, 2019

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1.4K
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What are the main goals of information retrieval technique?

Asked by nitin_7621 in Data Science, Asked on Jan 2, 2020

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What is bias-variance trade-off?

Asked by nitin_7621 in Data Science, Asked on Nov 17, 2019

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What are the types of retrieval evaluation metrics?

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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List all the identifiers for characters required in patterns?

Asked by nitin_7621 in Data Science, Asked on Jan 5, 2020

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Is POS tagging supervised or unsupervised?

Asked by nitin_7621 in Data Science, Asked on Nov 17, 2019

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What is Pip?

Asked by nitin_7621 in Data Science, Asked on Nov 13, 2019

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What is PEP?

Asked by nitin_7621 in Data Science, Asked on Nov 12, 2019

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What is operator precedence in python?

Asked by nitin_7621 in Data Science, Asked on Nov 12, 2019

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1.6K
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What is Namespace in python?

Asked by nitin_7621 in Data Science, Asked on Nov 12, 2019

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1.7K
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Explain implicit feedback

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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1.5K
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A user wants to know in what way he can randomly select a number of rows without replacement from a dataframe in R.

Asked by nitin_7621 in Data Science, Asked on Nov 10, 2019

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Explain with an example how to iterate a for loop over a matrix in R.

Asked by nitin_7621 in Data Science, Asked on Nov 10, 2019

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1.4K
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List all the tags present in Penn Treebank tagset

Asked by nitin_7621 in Data Science, Asked on Nov 28, 2019

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How to export a file in R?

Asked by nitin_7621 in Data Science, Asked on Nov 9, 2019

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1.5K
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You are given a train data set with a lot of columns and rows. How do you reduce the dimension of this data?

Asked by nitin_7621 in Data Science, Asked on Nov 9, 2019

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You are given a data set on fraud detection. Classification model achieved accuracy of 95%.Is it good?

Asked by nitin_7621 in Data Science, Asked on Nov 9, 2019

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What are the different types of traditional information extraction?

Asked by nitin_7621 in Data Science, Asked on Jan 2, 2020

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How to train a multiple linear regression model to find the best combination of variables?

Asked by nitin_7621 in Data Science, Asked on Nov 9, 2019

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How can we create log files to track data merges?

Asked by nitin_7621 in Data Science, Asked on Nov 9, 2019

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Explain linguistic and knowledge based approaches

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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What are the preprocessing steps required before implementing a retrieval?

Asked by nitin_7621 in Data Science, Asked on Nov 9, 2019

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Explain compound and statistical phrases

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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1.4K
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A user is trying to find out only the ORG tags using Spacy from a text body. How to do that?

Asked by nitin_7621 in Data Science, Asked on Nov 8, 2019

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How to implement normalization in Python?

Asked by nitin_7621 in Data Science, Asked on Nov 30, 2019

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1.5K
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What are different approaches to information extraction?

Asked by nitin_7621 in Data Science, Asked on Jan 2, 2020

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1.5K
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Explain 11pt precision

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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1.5K
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What is a function and how to create a function using R?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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1.6K
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A user wants to pass in the value inside the lapply function but it fails to retain the value.How to fix that?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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1.4K
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A user wants to add text in the plot but it did not work out.How to fix that?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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Name a possible method of improving the accuracy of a linear regression model?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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How to fit a multiple linear regression model on 1664 explanatory variables in R?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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1.4K
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How to plot a linear regression to a double logarithmic R plot?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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What are some of the retrieval approaches commonly used?

Asked by nitin_7621 in Data Science, Asked on Jan 2, 2020

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What are the missing value imputation techniques?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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1.4K
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Explain stop words and its impact on model accuracy.

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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1.5K
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A user wants to learn about dplyr and wants to group by multiple columns by using input as a string vector.Below is his code.How to fix that?

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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A user tries to find out POS tags using Spacy but after running the script, it returns number instead of POS tags. How to fix that? Following is the script

Asked by nitin_7621 in Data Science, Asked on Nov 5, 2019

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1.4K
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A user tried the following code for KNN and obtained 100

Asked by nitin_7621 in Data Science, Asked on Nov 4, 2019

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1.4K
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How is interpretation done in python?

Asked by nitin_7621 in Data Science, Asked on Nov 4, 2019

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1.7K
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What are the critical assumptions of linear regression?

Asked by nitin_7621 in Data Science, Asked on Nov 4, 2019

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1.5K
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Explain statistical model.

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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1.5K
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What are the types of feedback required to improve a query?

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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1.5K
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Explain explicit feedback.

Asked by nitin_7621 in Data Science, Asked on Jan 4, 2020

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1.5K
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What can be challenging in POS tagging and how to overcome it?

Asked by nitin_7621 in Data Science, Asked on Nov 4, 2019

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2.7K
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What is the easiest way to assign names to a vector? Explain with an example

Asked by nitin_7621 in Data Science, Asked on Nov 3, 2019

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1.5K
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