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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

658
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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ANSWER

4.3K
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

760
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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816
Views

How to install and import packages?

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

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908
Views

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

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

6 | 0

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840
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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1.3K
Views

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

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

8 | 0

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925
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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842
Views

Explore the various matrix operations using R.

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

5 | 0

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817
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
Views

What is Name in python?

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

4 | 0

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ANSWER

871
Views

What is R-precision?

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

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ANSWER

958
Views

How to visualize specific entities restricting the visualization?

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

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831
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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809
Views

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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974
Views

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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863
Views

Explain Joint probability

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

4 | 0

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912
Views

Explain Conditional probability.

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

9 | 0

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821
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
Views

What is Laplace estimator?

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

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1.0K
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Explain Numeric predictor variable

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

7 | 0

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777
Views

Why Naïve Bayes is impractical in nature?

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

8 | 0

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762
Views

Explain Curse of dimensionality

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

6 | 0

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938
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

8 | 0

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ANSWER

859
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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852
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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814
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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ANSWER

878
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

4 | 0

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ANSWER

815
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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ANSWER

895
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

4 | 0

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777
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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ANSWER

743
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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ANSWER

1.0K
Views

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

941
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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847
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

4 | 0

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823
Views

Which graphs are suggested observed before to be model fitting?

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

4 | 0

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ANSWER

971
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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822
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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ANSWER

878
Views

What is bias-variance trade-off?

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

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ANSWER

775
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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ANSWER

812
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
Views

Is POS tagging supervised or unsupervised?

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

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1.0K
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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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872
Views

What is PEP?

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

8 | 0

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ANSWER

819
Views

What is operator precedence in python?

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

7 | 0

0
ANSWER

803
Views

What is Namespace in python?

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

5 | 0

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888
Views

Explain implicit feedback

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

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0
ANSWER

856
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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765
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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730
Views

List all the tags present in Penn Treebank tagset

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

9 | 0

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845
Views

How to export a file in R?

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

9 | 0

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ANSWER

812
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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854
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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ANSWER

891
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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816
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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760
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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ANSWER

774
Views

Explain linguistic and knowledge based approaches

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

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ANSWER

839
Views

What are the preprocessing steps required before implementing a retrieval?

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

2 |

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ANSWER

861
Views

Explain compound and statistical phrases

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

6 |

0
ANSWER

789
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

767
Views

How to implement normalization in Python?

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

7 |

0
ANSWER

801
Views

What are different approaches to information extraction?

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

4 |

0
ANSWER

838
Views

Explain 11pt precision

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

5 |

0
ANSWER

878
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

0
ANSWER

830
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

721
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

2 |

0
ANSWER

824
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

865
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

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745
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

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ANSWER

825
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

780
Views

What are the missing value imputation techniques?

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

4 | 0

0
ANSWER

798
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

807
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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711
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

730
Views

A user tried the following code for KNN and obtained 100

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

2 |

0
ANSWER

809
Views

How is interpretation done in python?

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

9 | 0

0
ANSWER

811
Views

What are the critical assumptions of linear regression?

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

5 | 0

0
ANSWER

796
Views

Explain statistical model.

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

4 |

0
ANSWER

841
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

820
Views

Explain explicit feedback.

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

4 |

0
ANSWER

852
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

834
Views

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