node-gyp ERROR when npm install

Install C++11 compiler: https://edwards.sdsu.edu/research/c11-on-centos-6/

Ident authentication failed for user "polis"

https://qiita.com/tomlla/items/9fa2feab1b9bd8749584

Find your pg_hba.conf (In my case at /var/lib/pgsql/10/data/pg_hba.conf), then change

host    all             all             127.0.0.1/32            ident

host    all             all             127.0.0.1/32            md5

then

/etc/init.d/postgresql-10 restart

npm ERR! github.com[0: 192.30.253.112]: errno=Connection timed out

npm ERR! Command failed: git clone --template=/home/romulus/.npm/_git-remotes/_templates --mirror git://github.com/mbjorkegren/gulp-s3.git /home/romulus/.npm/_git-remotes/git-github-com-mbjorkegren-gulp-s3-git-847e2b372204b4ceeccb0e9b567f28ff00e7fa1d-64afa539

Your network does not allow git:// protocol. Change all git:// appearance in package.json to https://.

My server's network does not allow uploading or bower fails or any other issues when generating static files

Static files can be generated in other places, then simply copied to the production server. So prepare another develop machine in a free network, then copy files in two /dist directory will do the work.

Failed at the [email protected] install script 'node-gyp rebuild'.

Or which: no pg_config in ...

You need to install build tools like postgresql-devel or lib-pq first, depending on your OS.
Try to update your gcc or ld, etc.

If postgresql is installed but the error still occurs, use locate pg_config to find path, and add it to $PATH.

"Tried to use insecure HTTP repository without TLS" when trying to run polisMath

Modify project.clj in polisMath folder, and change all http:// to https://.

ERROR [polismath.components.postgres:107] - polling failed The server does not support SSL.

　org.postgresql.util.PSQLException: The server does not support SSL.

You need to use a SSL enabled postgreSQL server.

ToubleShooting