Please capitalize where necessary: unsure about which type of cxx file you have? do you want to know exactly what it is, who created it, and how to open it?
A: Unsure about which type of CXX file you have? Do you want to know exactly what it is, who created it, and how to open it?

Q: whenever i change machine i need to install arduino ide e integrate ardublock again, so i have made a script in bash to automate the task; for now only is compatible with systems gnu/linux based in debian.

A: Whenever I change machine I need to install Arduino IDE e integrate ArduBlock again, so I have made a script in Bash to automate the task; for now only is compatible with systems GNU/Linux based in Debian.

Q: for betting purposes, any contest declared a 'technical draw' will result in a draw being deemed the winning option.
A: For betting purposes, any contest declared a 'technical draw' will result in a draw being deemed the winning option.

Problem: their coat of hair is water-resistant and thick and has a feel like no other cat's coat.
Can you repeat this sentence, but capitalize it?
Answer: Their coat of hair is water-resistant and thick and has a feel like no other cat's coat.

Text: he was of judahite descent and stood high in the persian king's favour (as zionist "advisers" today habitually stand at the right hand of british prime ministers and american presidents; the parallel could not be much closer).

Correct capitalization: He was of Judahite descent and stood high in the Persian king's favour (as Zionist "advisers" today habitually stand at the right hand of British Prime Ministers and American Presidents; the parallel could not be much closer).

Problem: social research is generally conducted by economists and political scientists, and it is rare for it to have a philosophical character.
Can you repeat this sentence, but capitalize it?
Answer:
Social research is generally conducted by economists and political scientists, and it is rare for it to have a philosophical character.