I know ...

(Or Today I Learned)

1. How to set up ipython in windows
2. How to write plugins for VirtualDub
3. How to create plugins for Adobe After Effect
4. How to debug "unresolved external" errors in Visual Studio
5. How to list files in a directory in Python
6. How to plot graphs in Matlab
7. How to plot graphs in python/pyplot
8. How to build *.tex (Latex) into pdf
9. How to link OpenCV library to a project
10. How to find bottlenecks using Intel Parallel Studio
11. How to plot vector graphics in Latex using tikz
12. That mismatch in linked OpenCV versions (debug/release) causes strange run time errors
13. How to parse output of google images search
14. How to install flask server
15. What to do with strange "already  defined in ..." errors in Microsoft Visual Studio
16. How to execute binary from python
17. How to create extensions for Pylearn2
18. How to compule Caffe framework for Windows
19. How median filtering for images works
20. How batch gradient decent works
21. What is RAII idiom
22. What is race condition
23. How to use OpenMP to speed up image processing algorithms
24. How block-based motion estimation works
1. What is SAD
2. What is temporal prediction
3. What is quad-tree
25. How optical flow is computed
1. What is optical flow equation

26. exit() function must not be used in destructors. In case of using class instance as static object you can end up with infinite recursion