3rd Virtual GreeceJS - Tech News

Transcript

1. Tech News
   Q4 2020
   

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2. Beyond the databases & stream processors
   • Databases:
   

   Passive data + Active Queries
   • Stream processors:
   

   Active data + Static Querie
   s
   
   • Stream/Table dualit
   y
   
   • Uni
   fi
   ed interaction mode
   l
   
   • ANSI SQL extensio
   n
   
   • ksqlDB (Con
   fl
   uent)
   https:/
   /www.infoq.com/articles/whats-the-next-step-for-data-management/
   

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3. Serverless backends for web apps
   • Iterate quickly - “un-opinionated”
   architecture that adapts to requirement
   change
   s
   
   • Allows partial horizontal scalin
   g
   
   • Step Functions (AWS
   )
   
   • Durable Functions (Azure
   )
   
   • Cloud Composer (GCP)
   https:/
   /aws.amazon.com/blogs/compute/using-serverless-backends-to-iterate-quickly-on-web-apps-part-1/
   

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4. Neon - Rust code in Node.js
   $ npm install
   -
   g neon
   -
   cli
   
   
   $ neon new my
   -
   project
   
   
   fn make_an_array(mut cx: FunctionContext)
   - >
   JsResult {
   
   
   / /
   Create some values:
   
   
   let n = cx.number(9000);
   
   
   let s = cx.string("hello");
   
   
   let b = cx.boolean(true);
   
   
   / /
   Create a new array:
   
   
   let array: Handle = cx.empty_array();
   
   
   / /
   Push the values into the array:
   
   
   array.set(&mut cx, 0, n)?;
   
   
   array.set(&mut cx, 1, s)?;
   
   
   array.set(&mut cx, 2, b)?;
   
   
   / /
   Return the array:
   
   
   Ok(array)
   
   
   }
   
   
   register_module!(mut cx, {
   
   
   cx.export_function("makeAnArray", make_an_array)
   
   
   })
   
   
   https:/
   /github.com/neon-bindings/neon
   

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5. GraphQL API Gateways
   https:/
   /net
   fl
   ixtechblog.com/how-net
   fl
   ix-scales-its-api-with-graphql-federation-part-1-ae3557c187e2
   

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6. Moaaar…
   

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7. Chrome 85 adds AVIF support Chrome Dev Summit 2020 is back
   
   
   & going virtual on December 9-10
   Amazon bought 4M extra IPv4 addresse
   s
   
   for $27 eac
   h
   
   Github launches Catalyst
   for Web Components
   Chrome 87 adds WebAuthn tab
   
   
   to DevTools
   Mammoth: a TypeScript Postgres query builder
   GraphQL is trending
   TailwindCSS is trending
   Deno is trending
   Denoify for transpiling Node modules to Deno
   ARM is taking over the world!
   AWS budgets can now
   
   
   trigger actions $$$
   Vue3 is
   fi
   nally out!
   
   
   Teleport time!
   Webpack5 is out
   

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8. Tooling!
   

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9. gping
   

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10. ioping
    $ ioping .
    
    
    4096 bytes from . (ext4 /dev/sda3)
    :
    request=1 time=0.2 ms
    
    
    4096 bytes from . (ext4 /dev/sda3)
    :
    request=2 time=0.2 ms
    
    
    4096 bytes from . (ext4 /dev/sda3)
    :
    request=3 time=0.3 ms
    
    
    4096 bytes from . (ext4 /dev/sda3)
    :
    request=4 time=12.7 ms
    
    
    4096 bytes from . (ext4 /dev/sda3)
    :
    request=5 time=0.3 ms
    
    
    ^C
    
    
    - - -
    . (ext4 /dev/sda3) ioping statistics
    - - -
    
    5 requests completed in 4794.0 ms, 364 iops, 1.4 MiB/s
    
    
    min/avg/max/mdev = 0.2/2.8/12.7/5.0 ms
    
    
    

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11. Dog
    $ dog example.com A NS MX TXT
    A example.com. 18h34m32s 93.184.216.3
    4
    
    NS example.com. 1d0h00m00s "a.iana-servers.net.
    "
    
    NS example.com. 1d0h00m00s "b.iana-servers.net.
    "
    
    A a.iana-servers.net. 14m08s + 199.43.135.5
    3
    
    AAAA a.iana-servers.net. 25m23s + 2001:500:8f::5
    3
    
    A b.iana-servers.net. 7m03s + 199.43.133.5
    3
    
    AAAA b.iana-servers.net. 5m11s + 2001:500:8d::5
    3
    
    MX example.com. 23h53m37s 0 "
    "
    
    TXT example.com. 1d0h00m00s "v=spf1 -all
    "
    
    

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