closed as primarily opinion-based by Waqas Sarwar MVP♦, John-M, Mike, Eric Alexander Aug 9 '15 at 0:30
Many good questions generate some degree of opinion based on expert experience, but answers to this question will tend to be almost entirely based on opinions, rather than facts, references, or specific expertise. If this question can be reworded to fit the rules in the help center, please edit the question.
Microsoft is always a good point to start.
The Topics are:
- PDF Preview in library / hover-panel (en)
- Slice Description without cutting words (en)
- Color Calender and Icons in 10 easy Steps (de)
- Progress bar in task list (en)
- Traffic light column in custom list (en)
- How to upload .js files and link it to a list in 9 Steps (de/en)
- Highlight rows in list with CSR (de)
Sorry for advertising my blog that much :)