TILs - Fueling Curiosity, One Insight at a Time

when starting rails server with puma if you get error puma/launcher.rb:343:in stat': No such file or directory @ rb_file_s_stat - try to cd back to parent directory and then cd` to project folder again. There is chance that you moved your project to another directory and your shell is not updated with new path.

when starting rails server with puma if you get error puma/launcher.rb:343:in stat': No such file or directory @ rb_file_s_stat - try to cd back to parent directory and then cd` to project folder again. There is chance that you moved your project to another directory and your shell is not updated with new path.

Open file in vim with cursor in specific line. vim +lineno Ed: vim abc.rb +343

The Forwardable module in Ruby provides delegation of specified methods to a designated object, using the methods def_delegator and def_delegators.

Ram talks with the computer with the help of a memory controller on the CPU. So the reason why its often suggested to prefer to have multiple RAM modules rather than a single one is due to memory channels. If the memory controller within the CPU supports multi-channel architecture then it can leverage it having multiple RAMs than having a single one as it helps in faster data exchange. Like if it’s dual channel then a pair, quad channel then four modules, etc.

to verify certs generated by letsencrypt, we can do openssl x509 -in server.crt -text -noout. More info here: https://support.asperasoft.com/hc/en-us/articles/216128468-OpenSSL-commands-to-check-and-verify-your-SSL-certificate-key-and-CSR

to verify certs generated by letsencrypt, we can do openssl x509 -in server.crt -text -noout. More info here: https://support.asperasoft.com/hc/en-us/articles/216128468-OpenSSL-commands-to-check-and-verify-your-SSL-certificate-key-and-CSR

Rspec has argument matchers any_args for matching any number of args at any point in an arg list and anything for matching anything and everything.

use flex: 1 on the child of flexbox element to expand the child to 100% width of the parent https://jsbin.com/dadidujubo/1