„Suggest me what to learn for this field“ – how to change the career to software testing.
There is huge amount information on the web. Search google or any other search engine for keywords – software testing, testing or tester. And here you are – hundreds of links, articles, posts, etc. The problem is – where to find the most concentrated material for studying. Articles, magazines and blogs are ok, especially on specific topic. To see the full view of software testing field you need a book or a few of them. Try British Computer Society software testing certifications learning material. The syllabuses and the list of references – standards and books should help to learn more (and a lot) in this field.
Top 24 replies by programmers when their programs don't work:
24. "It works fine on MY computer" 23. "Who did you login as ?" 22. "It's a feature" 21. "It's WAD (Working As Designed)" 20. "That's weird..." 19. "It's never done that before." 18. "It worked yesterday." 17. "How is that possible?" 16. "It must be a hardware problem." 15. "What did you type in wrong to get it to crash?" 14. "There is something funky in your data." 13. "I haven't touched that module in weeks!" 12. "You must have the wrong version." 11. "It's just some unlucky coincidence." 10. "I can't test everything!" 9. "THIS can't be the source of THAT." 8. "It works, but it's not been tested." 7. "Somebody must have changed my code." 6. "Did you check for a virus on your system?" 5. "Even…
My previous employer organised internal security training for QAs. As coming not from development background, they were good, but too tough for me. There is really good free resource on pluralsight.com by Troy Hunt "Hack yourself first". It is declared for developers to deepen their knowledge of security. Myself I found it really cool as the author explains everything clearly with good examples.