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i'm trying to Implement Google,facebook and email sign-in in my project, i have completed google sign in,now im trying to work on facebook.so i started with registering through Facebook developer portal and was following the steps which it showed me but i'm stuck in the 4th step which is this:

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I tired running that command in my terminal but it displays like this:

enter image description here

I have java installed in Computer but i don't know what's the other two requirements for running that command,can someone tell me how can i fix this.

myname
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  • Please do not show screenshots of text and code on Stack Overflow. Copy the text into the question so it's easier to read and search. – Doug Stevenson Dec 25 '19 at 18:52
  • Sorry sir should i add the link of the website then? – myname Dec 25 '19 at 18:56
  • You can do that too. But the question should contain everything needed in the question itself. Don't rely on external links, which could become stale over time. – Doug Stevenson Dec 25 '19 at 18:58

1 Answers1

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What seems to be the error is you are using USERNAME in the command

replace that USERNAME with your pc username

for using hashkey for facebook

follow my answer here

https://stackoverflow.com/a/54513168/9236994

Vicky Salunkhe
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