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How to get all subdomains of a domain?

To get all the subdomains of a domain I use the following command based on the assetfinder tools and massdns, both available on github. It is required to have git and python installed. Juan Luis Sánchez Vázquez 2 min read Development

How to solve the error 'npm ERR! must provide string spec' when installing a nodejs package with npm?

If you get the following error when installing a nodejs package with npm such as 'npm install sqlite3':npm ERR!

How to fix nodejs bash error: /usr/bin/node: cannot execute binary file: Exec format error?

This error:-bash: /usr/bin/nodejs: cannot execute binary file: Exec format error indicates that the nodejs executable installed in the linux distribution is not supported.In my case I have had this Juan Luis Sánchez Vázquez 4 min read IT infrastructure and architecture

How to make git not always ask for your username and password on your computer?

So that git does not ask you on your computer for the username and passwords every time it is required, you can cache it for a while with:git config --global credential.helper Juan Luis Sánchez Vázquez 1 min read IT infrastructure and architecture