Neil Fraser: News: Python in Python
8 July 2012 Here's a fun little challenge. Re-implement the int() and float() functions of Python (or equivalents in your favourite language) without using calls to int, long, float, eval, or similar cheats. Sounds easy? It is quite easy; just a hundred lines of code for each function. But it is healthy to periodically remind ourselves of how high-level our languages have become. The entirety of m
Neil Fraser: Writing: Cursor Preservation
by Neil Fraser, August 2009 Collaborative editors have to combine input coming from the local user and from remote users. One of the significant user interface challenges is cursor behaviour. When a remote user's change is merged into the document, what happens to the local user's cursor? Likewise, what happens to a selection which the local user has made? Failure to preserve the cursor and sele
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Neil Fraser: News: Transit of Venus
Neil Fraser: News: Overlap Detection
Neil Fraser: News: Airship Tails
