Application Programming Interface (API) design is hard. But it's even harder to change once you get it wrong. So what you should do is to spend the effort to get it right the first time around.
In the Linux Kernel community Rusty Russell came up with a API rating scheme to help us determine if our API is sensible, or not. It's a rating from -10 to 10, where 10 is perfect is -10 is hell. Unfortunately there are too many examples at the wrong end of the scale.
| - Interviews matter because our team matters | |
| - You want to have a hand in who you have to work with | |
| - You also want to demonstrate and practice one of the most | |
| important skills in starting a business | |
| - The quality of an early stage company is 100% the quality of it's | |
| team, if you want to start a company, you want to be able to interview. | |
| - An interview has two objectives: | |
| - Learn about the candidate and their skills | |
| - Make them want to work at HubSpot |
[**Please, don't use `mysql_*` functions in new code**](http://bit.ly/phpmsql). They are no longer maintained [and are officially deprecated](http://j.mp/XqV7Lp). See the [**red box**](http://j.mp/Te9zIL)? Learn about [*prepared statements*](http://j.mp/T9hLWi) instead, and use [PDO](http://php.net/pdo) or [MySQLi](http://php.net/mysqli) - [this article](http://j.mp/QEx8IB) will help you decide which. If you choose PDO, [here is a good tutorial](http://j.mp/PoWehJ).
Please, don't use mysql_* functions in new code. They are no longer maintained and are officially deprecated. See the red box? Learn about prepared statements instead, and use PDO or MySQLi - this article will help you decide which. If you choose PDO, here is a good tutorial.
| // Newbie programmer | |
| int factorial_newbie(int n) { | |
| if (n == 0) { | |
| return 1 | |
| } else { | |
| return n * factorial_newbie(n - 1) | |
| } | |
| } | |
| println factorial_newbie(6) |