Hot answers tagged connection
I ran "Destroy Windows 10 Spying" program. Destroy Windows 10 Spying is a portable app so you should be just able to delete it. However: It modifies the host file. It removes a bunch of apps (I've no idea what these are). "IObit Uninstaller also spotted Destroy Windows 10 Spying running and removed leftover entries from the uninstall." It looks like ...
You should switch to better learning material... Taking a look at the very basic syntax of nslookup command line parameters (shown below) your 2nd example is asking to find the IP address of mail.yahoo.com using a DNS server gatech.edu. As the latter probably isn't responding to your request, you get a timeout. nslookup [-option] [name | -] [server] As ...
On Yosemite (10.10.3) with Oracle SQL Developer 188.8.131.52 the default place where the client looks for the file is /etc. In theory you can override that by setting the TNS_ADMIN environment variable to the folder containing your tnsnames.ora file, but I had trouble doing that.
Only top voted, non community-wiki answers of a minimum length are eligible