Executable and Linkable Format (ELF), is the default binary format on Linux-based systems.
| My solutions to A Tour of Go Exercises | 
| 1 #!/usr/bin/bash | |
| 2 | |
| 3 if git rev-parse --verify HEAD >/dev/null 2>&1 | |
| 4 then | |
| 5 against=HEAD | |
| 6 else | |
| 7 echo "pre-commit: About to create the first commit..." | |
| 8 against=4b825dc642cb6eb9a060e54bf8d69288fbee4904 # magic commit ID for empty commit | |
| 9 fi | |
| 10 | 
| // ==UserScript== | |
| // @name Douban eBooks Finder | |
| // @version 1.0 | |
| // @description search the book on your preferred ebook platforms with just one click | |
| // @author limpido | |
| // @license MIT License | |
| // @match https://book.douban.com/subject/* | |
| // @downloadURL https://update.greasyfork.org/scripts/496938/Douban%20eBooks%20Finder.user.js | |
| // @updateURL https://update.greasyfork.org/scripts/496938/Douban%20eBooks%20Finder.user.js | |
| // ==/UserScript== | 
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.
| """ | |
| f(1) = -1 | |
| f(-1) = 1 | |
| """ | |
| def f1(x): | |
| return -x | |
| def f2(x): | 
I liked the way Grokking the coding interview organized problems into learnable patterns. However, the course is expensive and the majority of the time the problems are copy-pasted from leetcode. As the explanations on leetcode are usually just as good, the course really boils down to being a glorified curated list of leetcode problems.
So below I made a list of leetcode problems that are as close to grokking problems as possible.

