(gedit:10072): dconf-WARNING **: failed to commit changes to dconf: connection closed

Problem: writing a hello.c file in Linux has reported an error

The possible reason is that the GCC source
input was not installed

rpm -q gcc

how to install GCC source in Linux
to write the simplest c program hello.c can refer to the blog below
to create c program hello.c

under root would be considered for normal users, or su-.

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