45 valuable tips for developers in 45 minutes

In this sessions Jan-Willem Eshuis takes you into a fast journey along 45 valuable tips for developers using real world practical examples. In his talk Jan-Willem covers topics like clean code, testing, deploying, hosting, infrastructure and service and support. After the 45 minutes of passion, humor and speed you'll remember at least a couple of tips to apply them in practice.

Transcript

1. 45 tips in 45 minutes
2. first tip…
3. speak slowly 1/45
4. The actual tip Main subject 1/45 Tip X of X Main subject The actual tip Example Indicates example(s)
5. Learn another language General 2/45
6. Always keeps reading and learning General 3/45
7. Find a mentor General 4/45
8. Look at senior’s code General 5/45
9. Pair programming General 6/45
11. Don’t be pigheaded General 7/45
12. Meaningful Names Programming 8/45
13. Predictable Names Programming 9/45
14. function flCp($a,$b) function cmpr($a,$b) Bad Programming Example 9/45
15. Better;-) Programming Example 9/45 function copyFile($a,$b) function compare($a,$b)
16. Keep It Simple Programming 10/45
17. Not bad Example Programming 10/45 int score = 10; char grade; if (score > 10) { grade = 'A'; } else { grade = 'B'; }
18. Better;-) Example Programming 10/45 int score = 10; char grade = 'B'; if (score > 10) { grade = 'A'; }
19. Functions should be small Programming 11/45
20. Functions should do only one thing Programming 12/45
21. copyFileAddLineAndRemoveFirstLine($name) Example Programming 12/45 copyFileAddLineAndRemoveFirstLine
22. Example Programming 12/45 copyFile($filename) addLine($filename) removeFirstLine($filename)
23. Comments are good Programming 13/45
24. Comments are good Programming 13/45 Think before you write…
25. Example Programming 13/45 /** * This function make a copy of the source * file to the destination location * * @param string $source * @param string $destination */ public function copyFile($source, $destination) {
26. Format your code Programming 14/45 It’s like a newspaper
27. Use a coding standard Programming 15/45 Google Java Style
28. Write your own documentation Programming 16/45 You should always write documentation for your own API
29. Use a versioning system Programming 16/45 GIT SVN
30. Refactor your code Programming 17/45
31. Packages / Modules in PHP Packages in Java NPM or NodeJS Don’t invent the wheel! Modules / Packages Programming 18/45
32. Be afraid for the next programmer Programming 19/45
33. He could be a psychopath Testing 19/45 Example
34. And he now’s where you live Testing 19/45 Example
35. Automatic tests Testing 20/45 PHPUnit for PHP jUnit for Java
36. Functional Tests Testing 21/45 CodeCeption for PHP JFunc for Java
37. Continuous delivery Testing 22/45
38. Architect for scalability Architecture 23/45
39. Scaling horizontal should be easy Architecture 23/45
40. SOA is a good way to go Architecture 24/45 Service Oriented Architecture
41. logstash Application logging is part of your architecture Architecture 25/45
42. Zabbix (open source) Application monitoring is a part of your architecture Architecture 26/45
43. Security is part of your architecture Architecture 27/45
44. Perform periodic security scans Security 28/45
45. Hire an external party for security scans Security 29/45
46. Cloud Providers are great for scalability Hosting 30/45
47. Automate your deployment Hosting 31/45
48. Make sure rollback is easy Hosting 32/45
49. Choose the right database Database RDMS for structured data NoSQL for less structured data (or other specific situations) 33/45
50. Optimise your database Database 34/45
51. Use a search engine for search and not your database Database 35/45 For example Elasticsearch, Solr, Amazon Cloud Search
52. Keep your hands dirty Become a senior 36/45
53. Know your limitations Become a senior 37/45
54. Help others and be a teacher Become a senior 38/45
55. Be excellent in debugging Become a senior 39/45 Or become excellent;-)
56. Participate in communities Become a senior 40/45
57. Write a blog Become a senior 41/45
58. Publish your code Become a senior 42/45
59. Be patient Become a senior 43/45
60. 10.000 hours Become a senior 44/45
61. Work hard play hard Become a senior 45/45
62. Thank you Become a senior