This Week I Learned - Week #25 2019

This Week I Learned -

Active geo-replication feature in Azure SQL Database leverages the Always On technology of SQL Server to asynchronously replicate committed transactions on the primary database to a secondary database using snapshot isolation. In addition to disaster recovery, active geo-replication can be used for database migration which requires minimum downtime and application upgrades

Azure Application Gateway is not an L3-L7 stateful firewall. NSGs are not a firewall. Traffic Manager is not a proxy and does not see the traffic passing between the client and the service.

* Besides the official Azure Pricing & TCO Calculators, there are other unofficial Azure Pricing Calculators -
VMchooser.com
AzPrice.info 
AzurePrice.net

* You know that face your dog makes, the one that’s a little bit quizzical, maybe a bit sad, a bit anticipatory, with the eyebrows slanted? Sometimes you think it says, “Don’t be sad. I can help.” Scientists have not yet been able to translate the look, but they have given it a very serious label: “AU101: inner eyebrow raise.”. Dogs, but not wolves, have a specific muscle that helps raise those brows - the levator muscle. Dogs who indulged more in “AU101:inner eyebrow raise” were more likely to get adopted from shelters - NYT

People who made lots of contacts across departments tended to have longer, better careers within the company - NYT

* India is facing the worst water crisis in its history, and 21 Indian cities including Delhi, Bengaluru, Chennai and Hyderabad, will run out of groundwater by 2020, according to a report from the NITI Aayog – a government think tank. With nearly 70 percent of water contaminated, India ranks 120th of 122 countries in a global water quality index - Firstpost

* Banyan is India's national tree

* Ray Kroc bought McDonald's for $2.7 million, calculated so as to ensure each of McDonald brothers got $1 million after taxes. At the closing table, Kroc became annoyed that the brothers would not transfer to him the real estate and rights to the original San Bernardino location. The brothers had told Kroc they were giving the operation, property and all, to the founding employees. In his anger, Kroc later opened a new McDonald's restaurant near the original McDonald's, which had been renamed "The Big M" because the brothers had neglected to retain rights to the name. "The Big M" closed six years later.
Kroc's father had made a fortune speculating on land during the 1920s, only to lose everything with the stock market crash in 1929.

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