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“If you’re not doing something different, you’re not doing anything at all.”

Yesterday was the official launch of my new textbook An Adventure in Statistics: The Reality Enigma. Although a few ‘print to order’ copies are floating about, the ‘proper’ hi-res print copies won’…
 
 
 
 
 

Advanced techniques to implement fast hash tables

Array and hash table are probably the most important data structures. Some programming languages such as Perl, Lua and Javascript, almost build the language core on top of the two data structures. …
 

Ways people trying to do good accidentally make things worse, and how to avoid them

We encourage people to work on problems that are neglected by others and large in scale. Unfortunately those are precisely the problems where people can do the most damage if their approach isn’t carefully thought through. If a problem is very important, then setting back the cause is very bad. If a problem is so neglected that you’re among the first focused on it, then you’ll have a disproportionate influence on the field’s reputation, how likely others are to enter it, and many early decisions that could have path-dependent effects on the field’s long-term success.