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How to tell if browser/tab is active [duplicate]
... visible but an another window is active.
– Juha Syrjälä
Jul 25 '17 at 19:37
2
FYI: caniuse.co...
How to open a specific port such as 9090 in Google Compute Engine
...tags=<list-of-your-instances-names> --source-ranges=0.0.0.0/0 --description="<your-description-here>"
This will open the port 9090 for the instances that you name. Omitting --source-tags and --source-ranges will apply the rule to all instances. More details are in the Gcloud documentat...
What is the best way to prevent session hijacking?
...bsite for 5 minutes, they'll have to login again
– elipoultorak
Nov 16 '15 at 11:26
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rgdal package installation
...nswered Aug 17 '14 at 21:44
François PelletierFrançois Pelletier
18311 silver badge77 bronze badges
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Node.js EACCES error when listening on most ports
...te that visitors can use by navigating to an easy to use URL like
http://ip:port/
Unfortunately, unless you sign on as root, you’ll normally have to use
a URL like http://ip:port - where port number > 1024.
A lot of people get stuck here, but the solution is easy. There a few
op...
Deep copying an NSArray
...answered Mar 15 '09 at 9:18
François P.François P.
5,11644 gold badges2929 silver badges3131 bronze badges
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Changing .gitconfig location on Windows
...red Oct 29 '10 at 10:57
Stefan NäweStefan Näwe
2,82611 gold badge1414 silver badges1919 bronze badges
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Difference between StringBuilder and StringBuffer
...d Nov 18 '17 at 18:29
Raimund Krämer
1,03677 silver badges2626 bronze badges
answered Dec 10 '08 at 4:36
sblu...
How to swap two variables in JavaScript
...
@FrançoisWahl Good point. I think most of the answers here will work and are fairly equivalent. I suppose it's a trade off between temporary variable use, amount of code, and speed.
– showdev
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What languages are Windows, Mac OS X and Linux written in?
...er in C, e.g. inheritance in driver code.
– Erik Alapää
Feb 23 '15 at 13:14
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