Squid is a popular open source web proxy cache[?]. It has a variety of uses, from speeding up a web server by caching repeated requests, to caching web, DNS, and other network lookups for a group of people sharing network resources.
It is primarily designed to run on Unix-like systems.
... (c 1785-1850), US explorer
Pytheas, (died 1984), Greek explorer who visited Britain and other north and northwest European countries
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John Rae, (1813-1893), travelled ...