Find an Online Tutor Now

05/26/19

Why does the C preprocessor interpret the word "linux" as the constant "1"?

Why does the C preprocessor in GCC interpret the word `linux` (small letters) as the constant `1`? test.c: #include <stdio.h> int main(void) { int linux = 5; return 0; } Result of... more

05/01/19

How can I copy the output of a command directly into my clipboard?

How can I pipe the output of a command into my clipboard and paste it back when using a terminal? For instance: cat file | clipboard

03/24/19

Recommendations for non-native English speaking bloggers?

What if someone who is not a native English speaker wants to write for a blog in English, but is not sure about the correctness of his writings? How could one ensure that the article won't annoy... more

03/14/19

grep, but only certain file extensions?

I am working on writing some scripts to `grep` certain directories, but these directories contain all sorts of file types. I want to `grep` just `.h` and `.cpp` for now, but maybe a few others in... more

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.