[Haskell-cafe] book "Haskell Data Analysis Cookbook" by Nishant Shukla

[Brandon Allbery]

On Sat, Jul 12, 2014 at 7:54 PM, Vasili I. Galchin <vigalchin at gmail.com>
wrote:

> --  these two lines are non-thread safe     .. yes?? to be thread-safe
> the  above line and the following line would have to be together
> atomic ....
>

Not even then would it really be safe; it should trap the exception from
readFile failing, instead of checking existence in a separate step.

-- 
brandon s allbery kf8nh                               sine nomine associates
allbery.b at gmail.com                                  ballbery at sinenomine.net
unix, openafs, kerberos, infrastructure, xmonad        http://sinenomine.net
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