Windows Spotlight lock screen picture won't change [Fixed]

Case Hello,   I have an laptop running Windows 10, and usually when my laptop is locked, the picture changes every now and then on my lock screen and I really enjoyed that. But recently for the past month or two, it's been stuck on the same picture and it stopped changing to new pictures. I checked my settings and I still have "Windows Spotlight" set as my lock screen but still nothing happens. It just stopped working and changing pictures for some reason.   If......

Dapper, a Large-Scale Distributed Systems Tracing Infrastructure

Here we introduce the design of Dapper, Google’s production distributed systems tracing infrastructure, and describe how our design goals of low overhead, application-level transparency, and ubiquitous deployment on a very large scale system were met. Dapper shares conceptual similarities with other tracing systems, particularly Magpie [3] and X-Trace [12], but certain design choices were made that have been key to its success in our environment, such as the use of sampling and restricting the instrumentation to a rather small......

这些希望是我的, 这个夏天是你的

今天你是成年人 --致汤臣 虽然说现在的年轻人有很多途径过自己想要的生活,但对于像你我这样出生在社会底层的人而言,高考依然是最好的选择,甚至是唯一的选择―即使应试教育有种种弊端,即使高考成败和人......