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
Determine the memory impact of storing indicator counts in one big hash, or several smaller hashes.
See the redis memory docs for the advantages of several smaller hashes.
Store 10mm values in one big hash. Code:
r = Redis.new
alternatively use: http://geoff.greer.fm/lscolors/
The value of this variable describes what color to use for which attribute when colors are enabled with CLICOLOR. This string is a concatenation of pairs of the format fb, where f is the foreground color and b is the background color.
The color designators are as follows:
a black
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.