programmerbrown

Description

This gist represents notes related to working with PostGreSQL.

Starting Up PostGreSQL

pg_ctl start -D /usr/local/var/postgres11.2

Stopping Up PostGreSQL

pg_ctl stop -D /usr/local/var/postgres11.2

Resources

programmerbrown

A curated list of AWS resources to prepare for the AWS Certifications

A curated list of awesome AWS resources you need to prepare for the all 5 AWS Certifications. This gist will include: open source repos, blogs & blogposts, ebooks, PDF, whitepapers, video courses, free lecture, slides, sample test and many other resources.

For more about AWS and AWS Certifications and updates to this Gist you should follow me @leonardofed

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programmerbrown

Resources for Learning Amazon Web Services

Articles, White Papers, Blog Posts

AWS Training Companies

QwikLabs

programmerbrown

Verify Username

Description

This regular expression matches an username with the following conditions:

• it is between 8 to 30 characters
• it contains only a through z, A through Z, 0 through 9, and underscore
• it begins with an alphabetic character

Regular Expression:

/^[a-zA-Z](?!.*[?@!]).{7,29}$/igm

programmerbrown

I was going through a tutorial and had a project that had git repo initialized. 
I added a project from a zip file that had its own .git and .gitignore file. This caused problems when I wanted to commit 
changes to this file. the diagram below shows the representation

Diagram:
my_project
  |
  |----- .git
  |----- .gitignore
  |