Learn
Forum
News

Ankur Anand

1 post •

How Cross-Origin Resource Sharing requests affect your app’s performance

#JavaScript

How Cross-Origin Resource Sharing requests affect your app’s performance

Ankur Anand

Ankur Anand a year ago

freeCodeCamp is a donor-supported tax-exempt 501(c)(3) nonprofit organization (United States Federal Tax Identification Number: 82-0779546)

Our mission: to help people learn to code for free. We accomplish this by creating thousands of videos, articles, and interactive coding lessons - all freely available to the public. We also have thousands of freeCodeCamp study groups around the world.

Donations to freeCodeCamp go toward our education initiatives, and help pay for servers, services, and staff. You can make a tax-deductible donation here.

Our Nonprofit

About Donate Shop Alumni Network Open Source Support Sponsors Academic Honesty Code of Conduct Privacy Policy Terms of Service Copyright Policy

Best Tutorials

Python Tutorial Git Tutorial Linux Tutorial JavaScript Tutorial React Tutorial HTML Tutorial CSS Tutorial SQL Tutorial Java Tutorial Angular Tutorial WordPress Tutorial Bootstrap Tutorial

Best Examples

Python Example JavaScript Example React Example Linux Example HTML Example CSS Example SQL Example Java Example Angular Example jQuery Example Bootstrap Example PHP Example

Trending Reference

2019 Web Developer Roadmap Linux Command Line Guide Git Reset and Git Revert Git Merge and Git Rebase JavaScript Array Map JavaScript Array Reduce JavaScript Date JavaScript String Split CSS Flexbox Guide CSS Grid Guide Create a Linux Sudo User How to Set Up SSH Keys