We rewrote 64-bit Go Roaring Bitmaps to create Serialized Roaring Bitmaps (aka Sroar). Sroar makes Dgraph 20x faster for 50% of queries and use 10x less memory.
(Это Dgraph, так что воспринимайте это со скепсисом🧂)
BY How to Go wrong
The S&P 500 slumped 1.8% on Monday and Tuesday, thanks to China Evergrande, the Chinese property company that looks like it is ready to default on its more-than $300 billion in debt. Cries of the next Lehman Brothers—or maybe the next Silverado?—echoed through the canyons of Wall Street as investors prepared for the worst.
Telegram is a cloud-based instant messaging service that has been making rounds as a popular option for those who wish to keep their messages secure. Telegram boasts a collection of different features, but it’s best known for its ability to secure messages and media by encrypting them during transit; this prevents third-parties from snooping on messages easily. Let’s take a look at what Telegram can do and why you might want to use it.
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