Web developer common mistakes

Published on : April 27, 2026

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Category: Uncategorized


1. Test.

This cannot be overemphasized. How many times have we been to web pages that can only be viewed on a certain browser? Web developers have to have a checklist of sorts when testing websites.

  • Can the website be viewed in different environments?
  • Is the design layout consistent in all browsers?
  • Can the website be viewed in different settings such as Images turned off, JavaScript turned off, etc?

Suggestions:
W3C offers tools to test for quality assurance. Check out W3C Quality Assurance Toolbox and Web Page Validation.

Loading problem.
It’s a common problem of all developers.

Suggestions:
You can solve it using by code minifier & image optimize.
Also you can find your problem checked by Google Developers , gtmetrix.com, checkpagerank.net

2. Screen Resolution.

I’m sure we’ve visited websites where you have to scroll horizontally. This is an absolute no-no in modern web design. A good designer will develop websites that fit on most screen sizes. The current optimized layout for websites currently is 1024 x 768 pixels.

Suggestions:
It’s hard and almost impossible to cater the design to fit every resolution especially when visitors are now surfing from mobile phones and netbooks, but we can get a rough idea what are the generally used screen resolutions with these following ways:

W3 Schools Browser Stats – W3 Schools gives clear lists of the most popular browser used by netizens and sort them according to popularity. There are other interesting and important statistics too.

3. Not Enough Space when using responsive site.
Every beginner web designer and developer facing this problem.

Suggestions:
You can also use padding for this field. (padding: 10px;)