NOTE: This is a question I found on StackOverflow which I’ve archived here, because the answer is so effing phenomenal.
If you are not into long explanations, see [Paolo Bergantino’s answer][2].
| <?php | |
| class pastebin { | |
| private $folder = './pastebins'; | |
| public $pastes = array(); | |
| function __construct( $folder = false ) { | |
| if( $folder ) { | |
| $this->folder = $folder; | |
| } | |
| $this->folder = rtrim( $this->folder, '/' ); |
| # The Best Medium-Hard Data Analyst SQL Interview Questions | |
| By Zachary Thomas ([[email protected]](mailto:[email protected]), [Twitter](https://twitter.com/zach_i_thomas), [LinkedIn](https://www.linkedin.com/in/thomaszi/)) | |
| **Tip: **See the Table of Contents (document outline) by hovering over the vertical line on the right side of the page | |
| ## Background & Motivation | |
| > The first 70% of SQL is pretty straightforward but the remaining 30% can be pretty tricky. |
NOTE: This is a question I found on StackOverflow which I’ve archived here, because the answer is so effing phenomenal.
If you are not into long explanations, see [Paolo Bergantino’s answer][2].
This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.
###Array ####Definition: