Damini Das

How can I verify the Salesforce certification?

In the context of Salesforce, if you want to verify the Salesforce certification, then you can use the method of “Salesforce Metadata API” for querying the information about the certification of the specific candidate directly from the platform of Salesforce. This process involves the checking of the “certificate” and…

Salesforce

Answered Jan 24, 2024 · 406 Views Read answer →

What is the difference between assert and verify in the context of selenium?

In the context of selenium, the field like automated testing may include the concept of assert and verify. Here is the difference given between assert and verify:- The assert is generally used in the framework of testing like selenium for the verification of critical elements. If an assertion is failed, the test is…

QA Testing

Answered Jan 24, 2024 · 428 Views Read answer →

How can I use the BufferedReader to take the input for developing a console-based Java application?

In the context of Java programming language, if you need to use the BufferedReader for the development of a Console-based Java application then you can use the InputStreamReader and BufferedReader classes for this particular objective. Here is the example given of how you can get this particular target:- Import…

Java

Answered Jan 19, 2024 · 628 Views Read answer →

How can I troubleshoot the issue of “ node_env is not recognized as an internal or external command” in node.js?

In the context of web development, if you getting the issue message of “node_env is not recognized as an internal or external command” while using node.js, then here are the technical solutions given to troubleshoot this particular issue:- Checking node.js installation First, you would need to check node.js…

Web-development

Answered Jan 18, 2024 · 1.7K Views Read answer →

How can I troubleshoot the issue of “ warning:mysql_fetch array() expects parameter 1 to be resource, Boolean given” in MySQL?

If you are getting the issue message of “ warning:mysql_fetch array() expects parameter 1 to be resource, Boolean given” while using MySQL, then it generally refers that the execution of the query did not return a valid set of results. Here are the steps given for how you can troubleshoot this particular issue:-…

SQL Server

Answered Jan 18, 2024 · 579 Views Read answer →

Mapping For/ Error, So You Are Seeing This As A Fallback” During The Development Of a Project?

In the context of DevOps, if you are getting the error message or issue of “ this application has no explicit mapping for/ error, so you are seeing this as a fallback”, then here are the steps or points given of how you avoid this particular issue by troubleshooting it:- Check controlling Mapping Try to ensure that…

Devops

Answered Jan 18, 2024 · 725 Views Read answer →

How can I go through with the untracking files for removing files from version control?

In the context of DevOps, you can use the git untrack files to remove the sensitive files which you have mistakenly incorporated into the repository. This particular process can be done by using the “git rm - - cached” command. Here are the steps given for this specific objective:- Untracked files # Remove files from…

Devops

Answered Jan 15, 2024 · 656 Views Read answer →

How can I solve the issue of chmod operation not being permitted on the Linux server?

In the context of Java programming language, if you are getting the issue of “chmod operation not permitted” then it could be due to that users don’t have the required permissions to change the mode of the file. Here are the steps given for how you can solve this particular issue:- File ownership First, check the…

Java

Answered Jan 11, 2024 · 641 Views Read answer →

String's Maximum length in Java - calling length() method

Java

Answered Apr 10, 2021 · 1.2K Views Read answer →

Tokenization in NLP!

Python

Answered Mar 10, 2021 · 1.2K Views Read answer →

How to read a file in R?Explain with an example

There are many file formats of data to read and analyze but one of the most commonly used format is comma separated value or CSV file.To read a CSV file, we can use the following code # Pass in the entire file path if not in same directory ex

Data Science

Answered Nov 29, 2019 · 1.3K Views Read answer →

How to extract an element of a matrix by indexing based on column or row names? Explain

For extracting an element of a matrix,let us define a matrix along with row and column names Matrix

Data Science

Answered Nov 12, 2019 · 1.2K Views Read answer →