leonardofed

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.

---

mages

## The following example demonstrates
## how a serach and replace string task 
## can be peformed with R across several files

## Create two text files with content 
filenames <- c( tempfile(), tempfile() )
for( f in  filenames ){
 cat("We wish you a Merry Christmas!\n\nBest regards\n", file=f)
}