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Bookmark or Share- variables - extern and global in c - Stack OverflowIn short: GLOBAL variables are declared in one file. But they can be accessed in another file only with the EXTERN word before (in this another file). In the same file, no need of EXTERN. for example: my_file.cpp. int global_var = 3; int main(){. } You can access the global variable in the same file.
- How to use a global variable in a function? - Stack Overflow5239. You can use a global variable within other functions by declaring it as global within each function that assigns a value to it: globvar = 0. def set_globvar_to_one(): global globvar # Needed to modify global copy of globvar. globvar = 1. def print_globvar():
- How can I display an RTSP video stream in a web page?8. If you want to stream RTSP directly to web page, then I am afraid your only option is to use an ActiveX control viewer that comes with the camera. This is a direct connection IP Cam -> Viewer, and should really be the fastest. Not sure why you having issues; Axis ActiveX works pretty good for me.
- Git push results in "Authentication Failed" - Stack Overflowgit config --global user.email "[email protected]" git config --global user.name "John King" I tried removing the remote repository and re-adding it using the below commands, but still no luck: git remote remove origin git remote add origin https://my-git-url Finally, I decided to try using my default Ubuntu terminal and it worked fine.
- Access localhost from Remote Device - Stack OverflowI have just set up a wi-fi network at home. I have all my files on my desktop computer (192.168.1.56) and want to access localhost over there from another computer (192.168.1.2). On my desktop I can
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