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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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ANSWER

726
Views

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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4.4K
Views

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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ANSWER

811
Views

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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865
Views

How to install and import packages?

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

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954
Views

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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883
Views

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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1.4K
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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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974
Views

What do you understand by multiple assignments?

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

4 | 0

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898
Views

Explore the various matrix operations using R.

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

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864
Views

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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1.2K
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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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1.7K
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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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924
Views

What is R-precision?

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

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1.0K
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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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876
Views

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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854
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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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1.0K
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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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905
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Explain Joint probability

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

4 | 0

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965
Views

Explain Conditional probability.

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

9 | 0

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865
Views

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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1.1K
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What is Laplace estimator?

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

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1.1K
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Explain Numeric predictor variable

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

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824
Views

Why Naïve Bayes is impractical in nature?

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

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807
Views

Explain Curse of dimensionality

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

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989
Views

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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902
Views

What are classes and objects in python?

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

7 | 0

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897
Views

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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856
Views

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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926
Views

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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860
Views

How to extract the named entities using polyglot?

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

7 | 0

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941
Views

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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826
Views

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

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

4 | 0

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795
Views

What are the advantages of transformation based learning?

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

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1.1K
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How to retrieve tokens by indexing and slicing?

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

6 | 0

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ANSWER

989
Views

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

8 | 0

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895
Views

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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871
Views

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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1.0K
Views

How do you interpret a linear regression model?

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

4 | 0

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860
Views

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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925
Views

What is bias-variance trade-off?

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

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817
Views

What are the types of retrieval evaluation metrics?

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

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857
Views

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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1.0K
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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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1.1K
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What is Pip?

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

3 | 0

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929
Views

What is PEP?

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

8 | 0

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865
Views

What is operator precedence in python?

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

7 | 0

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844
Views

What is Namespace in python?

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

5 | 0

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940
Views

Explain implicit feedback

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

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0
ANSWER

901
Views

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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808
Views

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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778
Views

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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895
Views

How to export a file in R?

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

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ANSWER

855
Views

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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901
Views

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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932
Views

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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863
Views

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

6 | 0

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799
Views

How can we create log files to track data merges?

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

5 | 0

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816
Views

Explain linguistic and knowledge based approaches

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

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ANSWER

885
Views

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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ANSWER

906
Views

Explain compound and statistical phrases

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

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827
Views

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

4 | 0

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ANSWER

811
Views

How to implement normalization in Python?

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

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849
Views

What are different approaches to information extraction?

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

4 |

0
ANSWER

888
Views

Explain 11pt precision

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

5 |

0
ANSWER

923
Views

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

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

7 | 0

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ANSWER

873
Views

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

7 | 0

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ANSWER

771
Views

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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0
ANSWER

870
Views

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

6 | 0

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ANSWER

905
Views

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

2 | 0

0
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789
Views

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

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

5 | 0

0
ANSWER

865
Views

What are some of the retrieval approaches commonly used?

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

7 |

0
ANSWER

823
Views

What are the missing value imputation techniques?

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

4 | 0

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839
Views

Explain stop words and its impact on model accuracy.

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

4 |

0
ANSWER

852
Views

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

7 | 0

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ANSWER

761
Views

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

0
ANSWER

780
Views

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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0
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850
Views

How is interpretation done in python?

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

9 | 0

0
ANSWER

863
Views

What are the critical assumptions of linear regression?

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

5 | 0

0
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841
Views

Explain statistical model.

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

4 |

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ANSWER

890
Views

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

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

6 |

0
ANSWER

861
Views

Explain explicit feedback.

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

4 |

0
ANSWER

893
Views

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

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

5 |

0
ANSWER

1.8K
Views

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

8 | 0

0
ANSWER

881
Views

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