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Cannot push to Heroku because key fingerprint
I am new to Rails, and I was trying to deploy a very simple app to Heroku. This is the second app that I deploy, and the first one I was able to do it just fine. However I am having some issues with this one. Whenever I " git push heroku master ", I get this error:
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What is the difference between ports 465 and 587?
These ports 465 and 587 are both used for sending mail (submitting mail) but what is the real difference between them?
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invalid target release: 1.7
I have seen similar questions, but haven't yet found the answer.
5 Answers
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How to run Node.js as a background process and never die?
I connect to the linux server via putty SSH. I tried to run it as a background process like this:
14 Answers
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Apache: “AuthType not set!” 500 Error
It's been a while since I used the Apache httpd web server. I'm firing up a local server for a project and when I try to request localhost/index.html, I get a 500 error and I see this in the error log:
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What is the difference between GitHub and gist?
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Also "Gists are for files, repositories are for directories", twitter.com/pavelrepin/status/297473901884223488
– Qwerty
Nov 6 '17 at 10:11
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Process escape sequences in a string in Python
Sometimes when I get input from a file or the user, I get a string with escape sequences in it. I would like to process the escape sequences in the same way that Python processes escape sequences in string literals .
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How to manually install an artifact in Maven 2?
I've encountered some errors when I tried to install an artifact manually with Maven 2. I wanted to install a jar from a local directory with the command
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Can't execute jar- file: “no main manifest attribute”
I have installed an application, when I try to run it (it's an executable jar) nothing happens. When I run it from the commandline with:
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Capistrano error tar: This does not look like a tar archive
I am confused about two things:
6 Answers
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