Accessibility errors found in your template

[wapyce-bot]

The user @carlsonsantana validate your site template "https://lenpaul.github.io/Lagrange/" and found these accessibility errors:

• Page https://lenpaul.github.io/Lagrange/:
  • Issue cc4c54c9-b3f3-489b-9adf-22aeda410c73:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > footer > a:nth-child(5)
  • Context: <a href="/Lagrange/feed.xml"><i class="fa fa-rss-square" ari...</a>
  • Issue cb23d786-fbdd-4a20-a5bb-81d059e63d80:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > footer > a:nth-child(4)
  • Context: <a href="mailto:l.nguyen.paul@gmail.com" target="_blank"><i class="fa fa-envelope" aria-...</a>
  • Issue d82e78d8-8aa4-45f8-b2db-13eded0e50b3:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > footer > a:nth-child(3)
  • Context: <a href="http://www.linkedin.com/in/lenpaul/" target="_blank"><i class="fa fa-linkedin" aria-...</a>
  • Issue 53cbf462-6561-499c-88e8-e77ccd36b58b:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > footer > a:nth-child(2)
  • Context: <a href="https://twitter.com/paululele" target="_blank"><i class="fa fa-twitter" aria-h...</a>
  • Issue 94bb18aa-85bb-4e07-a373-f5e1c11c3f35:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > footer > a:nth-child(1)
  • Context: <a href="https://www.github.com/lenpaul" target="_blank"><i class="fa fa-github" aria-hi...</a>
  • Issue 27606d37-7dee-4503-80d7-5e46a9ad001e:
  • Type: Error
  • Code: WCAG2AA.Principle1.Guideline1_1.1_1_1.H30.2
  • Message: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.
  • Selector: html > body > div:nth-child(2) > div > div:nth-child(5) > div > a
  • Context: <a href="https://lenpaul.github.io/Lagrange/journal/about-the-author.html"><img src="https://lenpaul.githu...</a>
  • Issue f136696b-e683-4b4b-b3fd-0befd86780a3:
  • Type: Error
  • Code: WCAG2AA.Principle1.Guideline1_1.1_1_1.H30.2
  • Message: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.
  • Selector: html > body > div:nth-child(2) > div > div:nth-child(4) > div > a
  • Context: <a href="https://lenpaul.github.io/Lagrange/journal/learning-resources.html"><img src="https://lenpaul.githu...</a>
  • Issue 8a58b674-3f58-4594-ac8c-f04f9c008198:
  • Type: Error
  • Code: WCAG2AA.Principle1.Guideline1_1.1_1_1.H30.2
  • Message: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.
  • Selector: html > body > div:nth-child(2) > div > div:nth-child(3) > div > a
  • Context: <a href="https://lenpaul.github.io/Lagrange/journal/text-formatting-examples.html"><img src="https://lenpaul.githu...</a>
  • Issue 91123553-b128-4804-9a2e-bb0f668ed13e:
  • Type: Error
  • Code: WCAG2AA.Principle1.Guideline1_1.1_1_1.H30.2
  • Message: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.
  • Selector: html > body > div:nth-child(2) > div > div:nth-child(2) > div > a
  • Context: <a href="https://lenpaul.github.io/Lagrange/journal/getting-started.html"><img src="https://lenpaul.githu...</a>
  • Issue bddc3382-44c7-4e5a-a227-372311ee622c:
  • Type: Error
  • Code: WCAG2AA.Principle1.Guideline1_1.1_1_1.H30.2
  • Message: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.
  • Selector: html > body > div:nth-child(2) > div > div:nth-child(1) > div > a
  • Context: <a href="https://lenpaul.github.io/Lagrange/journal/welcome-to-lagrange.html"><img src="https://lenpaul.githu...</a>
  • Issue 674de4f1-52bf-4c9e-8f4f-e1199fe42dab:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > header > h3 > div > nav:nth-child(2) > a:nth-child(5)
  • Context: <a href="/Lagrange/feed.xml"><i class="fa fa-rss-square" ari...</a>
  • Issue 20392589-236c-4d97-996a-54c29ffc80d5:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > header > h3 > div > nav:nth-child(2) > a:nth-child(4)
  • Context: <a href="mailto:l.nguyen.paul@gmail.com" target="_blank"><i class="fa fa-envelope" aria-...</a>
  • Issue 2c3b36b5-6e25-4bdc-9a0d-eb20f017f2db:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > header > h3 > div > nav:nth-child(2) > a:nth-child(3)
  • Context: <a href="http://www.linkedin.com/in/lenpaul/" target="_blank"><i class="fa fa-linkedin" aria-...</a>
  • Issue c5159215-1f1a-447e-8de2-02e35dc86498:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > header > h3 > div > nav:nth-child(2) > a:nth-child(2)
  • Context: <a href="https://twitter.com/paululele" target="_blank"><i class="fa fa-twitter" aria-h...</a>
  • Issue 0d07926e-2e7e-48a8-b7b3-dda8b4c39b62:
  • Type: Error
  • Code: WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent
  • Message: Anchor element found with a valid href attribute, but no link content has been supplied.
  • Selector: html > body > div:nth-child(2) > header > h3 > div > nav:nth-child(2) > a:nth-child(1)
  • Context: <a href="https://www.github.com/lenpaul" target="_blank"><i class="fa fa-github" aria-hi...</a>
  • Issue fe5b7c53-f7a5-433b-9e4d-1fdb758afe11:
  • Type: Error
  • Code: WCAG2AA.Principle3.Guideline3_1.3_1_1.H57.2
  • Message: The html element should have a lang or xml:lang attribute which describes the language of the document.
  • Selector: html
  • Context: <html><head><title>La...</html>

You can check these accessibility errors using pa11y. You can view the full validation results in our website.