Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
Editorial: Scotland’s governing party has been in power for 11 years. Independence is stalled and Nicola Sturgeon has low ratings, but the party still shapes the agenda
Editorial: Google’s ethical principles for the use of artificial intelligence are little more than a smokescreen, but they show that many engineers are rightly worried by the possible uses of the technology they’re developing
Editorial: The Commons debates on the EU withdrawal bill ought to be the high point of the argument about Brexit. Instead much of the debate is imploding
Editorial: It is a mistake to see the Singapore meeting between Donald Trump and Kim Jong-un as a negotiation. This is a show, put together by two leaders who have very different aims for the talks
Editorial: A passionate argument between ministers about a time limit to the temporary customs arrangement is a microcosm of what has gone wrong in the Brexit negotiations
Editorial: Police work is not like the movies, where criminals are caught in the act and brought to justice after a thrilling chase. It requires patient investigatory work – and the money to pay for it
Editorial: The Ortega government’s brutal repression of opposition has only fuelled unrest. There is no obvious path out of the crisis – but when the stakes are so high, one must be found
The Guardian view on Yemen: our complicity lies bare