Introducing TypeScript by Anders Hejlsberg

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[@JoseJimeniz]

Now with Channel 9 dead, yours is the only copy of this video remaining on the Internet. Thank you for this.

[@GmanMilli]

7:24 Boolean is treated as 0 or 1 when added to a number. Whenever bool or number is added to string their respective toString conversion is used ('true' 'false' for bool.) What's odd is that if("") and if(0) don't evaluate to false.
9:00 interfaces sure can help bring down the size of parameters
10:45 optional always has to be at the end I assume
12:24 Interesting. In a way JavaScript by default is infinitely overloaded as it doesn't care what you put in for parameters!)
21:00 Does it have to encapsulate the function within 2 pairs of parenthesis? (closure access to an outer scope from an inner
22:15 If the parameters were say x1 y1 then I think you wouldn't need to use 'this' to differentiate from inner to outer scope.
25:30 Once you compile C/C++ private vars are just the same as public, it's only in source code that is has any meaning. TypeScript could be thought as source, JS as compiled.

[@TheGokhansimsek35]

Excellent talk !!

[@enriquelmx]

Thank you!