This Week I Learned - Week #25 2020

This Week I Learned -

* In case of Geo-zone-redundant storage (GZRS), data is synchronously replicated 3 times across 3 availability zones in the primary region, then asynchronously replicated to the secondary paired region (3 more copies) = can sustain node failure within the storage cluster, entire datacenter or availability zone going down or a region-wide outage (only region failure would require account failover to restore read and write availability. Typically has an RTO of less 1 hour (no SLA).
* Microsoft Dapr (Distributed Application Runtime) is an open-source, event-driven framework aimed to build resilient and portable microservices for Cloud and Edge applications.

* By connecting Azure Boards with GitHub repositories, you enable linking between GitHub commits, pull requests, and issues to work items.

* With deployment scripts, you can add PowerShell or Bash scripts to your templates. The deployment scripts extend your ability to set up resources during deployment. A script can be included in the template, or stored in an external source and referenced in the template. Deployment scripts give you the ability to complete your end-to-end environment setup in a single ARM template.

* You can make sure your template follows recommended guidelines by testing it with the ARM template tool kit (arm-ttk).

* Azure Policy is a policy as code framework to automate governance

* Azure Blueprints makes it possible for development teams to rapidly meet regulatory and compliance standards.

Azure Synapse Analytics provides better price-performance benefits than Amazon Redshift and Google BigQuery

* Azure Cognitive Services can be deployed using ARM templates

* You can combine both VM and disk bursting (generally available in April) to get higher performance on your VM or disks without overprovisioning. VM bursting, which is enabled by default, offers you the ability to achieve higher throughput for a short duration on your virtual machine instance with no additional steps or cost. Currently available on all Lsv2-series VMs in all supported regions, VM bursting is great for a wide range of scenarios like handling unforeseen spiky disk traffic smoothly, or processing batched jobs with speed. With VM bursting, you can see up to 8X improvement in throughput when bursting.

* ELK is an acronym for three open source projects: Elasticsearch, Logstash, and Kibana. Elasticsearch is a search and analytics engine. Logstash is a server‑side data processing pipeline that ingests data from multiple sources simultaneously, transforms it, and then sends it to a "stash" like Elasticsearch. Kibana lets users visualize data with charts and graphs in Elasticsearch.

Google Meet now comes with active noise cancellation

* To get a direct link to download the file from Google Drive:
https://drive.google.com/open?id=DRIVE_FILE_ID

To get a direct download link to a Google document in Word (.docx) format:
https://docs.google.com/document/d/DOC_FILE_ID/export?format=docx

* To commemorate its 50th anniversary, the Project Management Institute (PMI) has identified the top 50 notable and influential projects of the past 50 years in its list of Most Influential Projects. This is a first-of-its-kind ranking for PMI that celebrates the most impactful projects from the past 50 years and highlights how project management has helped turn these ideas into reality. The India Top 10 list includes:
- Aadhaar (#31 in Global Top 50)
- Project Tiger (#38 in Global Top 50)
- Operation Flood (#49 in Global Top 50)
- Delhi Metro
- Aryabhata
- Cochin International Airport
- Chandrayaan-1
- Indica
- Kurnool Ultra Mega Solar Park
- The Lotus Temple

Punjab has a 'Cancer Train'. The most remarkable feature of this train is that 60% of its population are cancer patients of all ages who come from all across Punjab. This 12-coach train has gained its name from a sudden increase in cancer cases in Punjab that many blame on pesticide use, growing pollution and hardly any response by authorities.

Exchange Traded Funds (ETF's) are essentially Index Funds that are listed and traded on exchanges like stocks. An ETF is a basket of stocks that reflects the composition of an Index, like Nifty 50. The ETFs trading value is based on the net asset value of the underlying stocks that it represents.

* The department for industry and internal trade (DPIIT) rejected the application of Flipkart FarmerMart Private Ltd (FFMPL) seeking approval for retail trading of food products on the e-commerce portal, www.flipkart.com, owned by Flipkart Internet Ltd, a Walmart company. FFMPL's equity of Rs 360 crore is contributed almost entirely by Singapore-based Quickroutes International. Amazon Retail India Private Limited sells agricultural produce under the brand name Amazon Pantry and Amazon Fresh on the portal, www.amazon.in. The portal is owned by Amazon Seller Services Private Limited. Amazon Retail is a three-year-old company in which Singapore-based Amazon Corporate Holdings Private Ltd. has invested Rs 804 crore for an equity stake of 99%. The rest is held by Amazon.com.incs Ltd of Mauritius. The shareholders of Amazon Seller Services are the same as that of Amazon Retail. Amazon Corporate Holdings has 99.99% equity in it. It has invested Rs 35,695 crore. The rest is held by Amazon.com.incs Ltd, which has invested Rs 1.65 crore. Amazon Seller Services says its business is web-based information-technology-enabled services and business-to-business wholesale trading - FE

* Today's identification tags or dog tags of US soldiers identify vital information about the wearer: name, Social Security number, blood type and religious preference. During World War II there were only three religious categories that could be put on dog tags: P for Protestant, C for Catholic and H for Hebrew (Jewish). "No Religious Preference" and "None" were eventually added. Service members can generally put whatever religious preference they want on their tags, including "Atheist" or "Agnostic. There is no list of official or approved religions.

* Chyron refers to a text-based graphic overlay displayed at the bottom of a television screen or film frame, as closed captioning or the crawl of a newscast.. Although it's often used generically, it actually comes from the name of the company whose software allows television producers to add those crawling words, phrases, and images to their broadcasts.

* "Regret. It piles up around us like books we never read" - Viktor Cherevin, Jack Ryan: Shadow Recruit

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