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@ -0,0 +1,285 @@
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Flink</title>
<meta name="description" content="Por que você deveria aprender Rust">
<meta name="author" content="Julio Biason">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
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<style type="text/css" media="screen">
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color: yellow;
}
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border: none;
}
.reveal ul.empty {
list-style: none inside;
}
.revel ul.empty li {
display: block;
}
.cursor {
background-color: #666;
color: white;
}
img {
max-height: 90%;
}
td.seen {
font-style: italic;
font-weight: bold;
}
.semi-opaque {
background-color: rgba(0, 0, 0, 0.7);
}
img.padding {
padding: 10px;
background-color: #fff !important;
}
</style>
</head>
<body>
<div class="reveal">
<div class="slides">
<section>
<section data-background="_images/streamprocessing-flink.png" data-header>
<h2 class="semi-opaque">Flink</h2>
</section>
</section>
<section>
<section>
<pre><code>
cat log.log | grep ERROR | cut -f2 -d: &gt; errors.txt
</code></pre>
</section>
<section>
<h4>Entrada</h4>
<h2><pre><code>cat log.log</code></pre></h2>
</section>
<section>
<h4>Processamento</h4>
<h2><pre><code>grep ERROR</code></pre></h2>
<h2>
<pre><code>cut -f2 -d:</code></pre>
</h2>
</section>
<section>
<h4>Saída</h4>
<h2>
<pre><code>&gt; errors.txt</code></pre>
</h2>
</section>
</section>
<section>
<section>
<h4>cat</h4>
<h3>Tem começo e fim</h3>
<h2 class="fragment">"bounded"</h2>
</section>
<section>
<h4>Dados "infinitos"</h4>
<h2 class="fragment">"unbounded"</h2>
</section>
</section>
<section>
<section>
<img src="_images/flink1.png" alt="" class="stretch">
</section>
<section>
<img src="_images/flink2.png" alt="" class="stretch">
</section>
<section>
<img src="_images/flink3.png" alt="" class="stretch">
</section>
<section>
<img class="stretch" src="_images/datastream.png" alt="">
</section>
<section>
<h4>Operators</h4>
<ul>
<li><code>map</code></li>
<li><code>flatMap</code></li>
<li><code>filter</code></li>
<li><code>reduce</code></li>
<li class="fragment"><code>split/select</code></li>
<li class="fragment"><code>join</code></li>
<li class="fragment"><code>keyBy</code></li>
<li class="fragment"><code>window</code></li>
</ul>
</section>
</section>
<section>
<section>
<img src="_images/unclephil-time.jpg" alt="" class="stretch">
</section>
<section>
<img src="_images/unclephil-step0.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step1.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step2.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step3.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step4.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step5.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step6.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step7.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step8.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step9.png" alt="" class="stretch padding">
</section>
<section>
<img src="_images/unclephil-step10.png" alt="" class="stretch padding">
</section>
</section>
<section>
<section>
<img src="_images/dunno.jpg" alt="" class="stretch">
</section>
<section>
<img src="_images/flink-cluster1.png" alt="" class="stretch">
</section>
<section>
<img class="stretch" src="_images/flink-cluster2.png" alt="">
</section>
<section>
<img class="stretch" src="_images/flink-cluster3.png" alt="">
</section>
</section>
<section>
<section>
<img class="stretch" src="_images/unclephil-flinkpipelinereal.png" alt="">
</section>
</section>
<section>
<section>
<img class="stretch" src="_images/jobmanager-1.png" alt="">
</section>
<section>
<img class="stretch" src="_images/plan_visualizer.png" alt="">
</section>
</section>
<section data-background='_images/thats-all-folks.jpg'>
<section></section>
</section>
</div>
</div>
<script src="reveal.js/lib/js/head.min.js"></script>
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</body>
</html>

230
porque-rust.html

@ -111,14 +111,14 @@
<li>Criada em 2006 por Graydon Hoare.</li>
<li>Patrocinada pela Mozilla em 2009.</li>
<li>Versão 1.0 em 2015.</li>
<li>Versão atual: 1.35</li>
<li>Versão atual: 1.37</li>
</ul>
</section>
<aside class="notes">
Parte burocrática da apresentação.
PS: Pode ser que, quando você essa apresentação, 1.35
PS: Pode ser que, quando você essa apresentação, 1.37
não seja mais a versão atual; a cada 6 semanas, sai uma
nova versão do compilador.
</aside>
@ -128,28 +128,15 @@
<section>
<h2>
História
<img class="fragment" src="_images/AYV1X0yv.png" alt="" style="width:100px;margin:0">
<img src="_images/AYV1X0yv.png" alt="" style="width:100px;margin:0">
</h2>
<p>
<span class="fragment">Basic</span>
<span class="fragment"> (com números e estruturado)</span>
<span class="fragment">, dBase III Plus</span>
<span class="fragment">, Clipper</span>
<span class="fragment">, Pascal</span>
<span class="fragment">, Cobol</span>
<span class="fragment">, Delphi (ObjectPascal)</span>
<span class="fragment">, C</span>
<span class="fragment">, C++</span>
<span class="fragment">, ActionScript (Flash)</span>
<span class="fragment">, PHP</span>
<span class="fragment">, JavaScript</span>
<span class="fragment">, Python</span>
<span class="fragment">, Objective-C</span>
<span class="fragment">, Clojure</span>
<span class="fragment">, Java</span>
<span class="fragment">, Scala</span>
<span class="fragment"><strong>, Rust.</strong></span>
Basic (com números e estruturado), dBase III Plus,
Clipper, Pascal, Cobol, Delphi (ObjectPascal),
C, C++, ActionScript (Flash), PHP, JavaScript,
Python, Objective-C, Clojure, Java, Scala
<strong>, Rust.</strong>
</p>
<aside class="notes">
@ -162,6 +149,7 @@
- Perl
- Ruby
- Haskell
- Swift
</aside>
</section>
@ -200,6 +188,7 @@
<section>
<section>
<h2>1. A Linguagem Mais Amada</h2>
<p>
<a href="https://insights.stackoverflow.com/survey/2019">
A linguagem mais amada segundo o StackOverflow
@ -223,7 +212,7 @@
<section>
<section>
<h2>"Low Level Language with High Level Abstractions"</h2>
<h2>2. "Low Level Language with High Level Abstractions"</h2>
</section>
<section>
@ -257,25 +246,13 @@
pra cima e pra baixo, Rust tem todas as abstrações
de alto nível que estamos acostumados com outras
linguagens.
</aside>
</section>
<section>
<img src="_images/nope.gif" alt="" class="stretch">
<aside class="notes">
Honestamente, se surgir uma nova linguagem que
tenha mais proteções de memória, com performance
ainda melhor que C mas eu tiver que escrever uma
lista encadeada mais uma vez, eu destruo todas as
coisas tecnológicas ao meu redor...
</aside>
</section>
<section>
<img src="_images/potato-farming-300x225.jpg" alt="" class="stretch">
<aside class="notes">
E vou plantar batata.
... porque aprendemos absolutamente NADA sobre
@ -286,15 +263,16 @@
<section>
<section>
<h2>Compilador Chato mas Amigável</h2>
<h2>3. Compilador Chato mas Amigável</h2>
</section>
<section>
<pre><code class="hljs rust" data-trim>
fn main() {
fn main() -&lt; int{
let a = 2;
a = 3;
println!("{}", a);
0
}
</code></pre>
@ -379,7 +357,7 @@ fn main() {
<section>
<section>
<h2>Borrow Checker</h2>
<h2>4. Borrow Checker</h2>
<aside class="notes">
O "Borrow Checker" é uma das principais novidades
@ -569,10 +547,6 @@ fn main() {
</aside>
</section>
<section>
<img class="stretch" src="_images/builds-character.png" alt="">
</section>
<section data-transition="fade">
<pre><code class="hljs go" data-trim>presente := Presente { ... }
canal &lt;- presente
@ -620,15 +594,12 @@ presente.abrir()</code></pre>
<section>
<section>
<h2>Hora da anedota!</h2>
<h3>Hora da anedota!</h3>
<img class="stretch" src="_images/senta-que-la-vem-historia.gif" alt="">
</section>
<section>
<p>localtime</p>
<p class="fragment">SimpleDateFormatter</p>
<p class="fragment"><code>localtime</code></p>
<p class="fragment"><code>SimpleDateFormatter</code></p>
<aside class="notes">
A muito tempo atrás, eu estava ajudando uma colega
@ -679,7 +650,7 @@ presente.abrir()</code></pre>
<section>
<section>
<h2>Tipos Algébricos</h2>
<h2>5. Tipos Algébricos</h2>
</section>
<section>
@ -703,7 +674,7 @@ enum IpAddr {
<section>
<pre><code class="hljs rust" data-trim>
let home = IpAddr::V4(String::from("127.0.0.1");
let home = IpAddr::V4(String::from("127.0.0.1"));
match home {
V4(address) =&gt; println!("IPv4 addr: {}", address),
@ -724,7 +695,7 @@ enum Option&lt;T&gt; {
<section>
<section>
<h2>Error Control</h2>
<h2>6. Error Control</h2>
</section>
<section>
@ -808,15 +779,11 @@ OK(())
<section>
<section>
<h2>Macros</h2>
<small class="fragment">?</small>
</section>
</section>
<h2>7. Generics/Traits</h2>
</section>
<section>
<section>
<h2>Structs</h2>
<section>
<h3>Structs</h3>
<pre><code class="hljs rust" data-trim>
struct Gift {
@ -831,20 +798,34 @@ struct Gift {
</section>
<section>
<h2>Structs</h2>
<h3>Structs</h3>
<pre><code class="hljs rust" data-trim>
let presente = Gift { "red", "A GIFT!" };
let presente = Gift { package_color: "red", content: "A GIFT!" };
</code></pre>
</section>
</section>
<section>
<section>
<h2>Traits/Generics</h2>
</section>
<section>
<h3>Structs Genéricas</h3>
<pre><code class="hljs rust" data-trim>
struct Point&lt;T&gt; {
x: T,
y: T
}
</code></pre>
</section>
<section>
<h3>Structs Genéricas</h3>
<pre><code class="hljs rust" data-trim>
let my_point = Point&lt;f32&gt;(x: 1.0, y: 2.0);
</code></pre>
</section>
<section>
<h3>Enums Generics</h3>
<pre><code class="hljs rust" data-trim>
enum Result&lt;T, E&gt; {
Ok(T),
@ -854,6 +835,8 @@ enum Result&lt;T, E&gt; {
</section>
<section>
<h3>Traits</h3>
<pre><code class="hljs rust" data-trim>
trait Summary {
fn summarize(&amp;self) -&gt; String;
@ -863,16 +846,16 @@ trait Summary {
<section>
<pre><code class="hljs rust" data-trim>
struct Super {
struct Phrase {
phrase: String
}
impl Summary for Super {
impl Summary for Phrase {
fn summarize(&amp;self) -&gt; String {
self.phrase
.split_whitespace()
.map(|word| word.chars().nth(0).unwrap())
.collect();
.collect()
}
}
</code></pre>
@ -880,21 +863,10 @@ impl Summary for Super {
<section>
<pre><code class="hljs rust" data-trim>
fn get_summary(summarizable: T) -&gt; String
fn get_summary&lt;T&gt;(summarizable: T) -&gt; String
where T: Summary
{
...
}
</code></pre>
</section>
<section>
<h2>Structs genéricas</h2>
<pre><code class="hljs rust" data-trim>
struct Point&lt;T&gt; {
x: T,
y: T
}
</code></pre>
</section>
@ -904,7 +876,7 @@ struct Point&lt;T&gt; {
<section>
<h2>
<a href="https://doc.rust-lang.org/cargo/">
Cargo
8. Cargo
</a>
</h2>
@ -921,7 +893,7 @@ struct Point&lt;T&gt; {
<section>
<section>
<h2>Tests</h2>
<h2>9. Tests</h2>
<pre><code class="hljs rust" data-trim>
#[cfg(test)]
@ -948,100 +920,54 @@ test tests::testing ... ok
<section>
<section>
<h2>Crazy stuff</h2>
</section>
<section>
<a href="https://medium.com/@shnatsel/how-rusts-standard-library-was-vulnerable-for-years-and-nobody-noticed-aebf0503c3d6">How Rust’s standard library was vulnerable for years and nobody noticed</a>
</section>
<section>
<a href="https://medium.com/@sgrif/no-the-problem-isnt-bad-coders-ed4347810270">No, the problem isn’t “bad coders”</a>
</section>
<h2>10. Macros</h2>
<section>
<img src="_images/rust-issues.png" alt="4.5k issues no Github" class="stretch">
<small class="fragment">?</small>
</section>
<section>
<a href="https://rustup.rs/">rustup</a>
<div class="fragment">
<small>stable-x86_64-pc-windows-msvc</small>
</div>
<div class="fragment">
<small>armv7-unknown-linux-gnueabihf</small>
</div>
<h3>Log-Derive</h3>
<div class="fragment">
<small>wasm32-unknown-unknown</small> <small class="fragment">(WebAssembly)</small>
</div>
<pre><code>
#[logfn(ok = "TRACE", err = "ERROR")]
fn call_isan(num: &amp;str) -&gt; Result&lt;Success, Error&gt; {
if num.len() &gt;= 10 &amp;&amp; num.len() &lt;= 15 {
Ok(Success)
} else {
Err(Error)
}
}
</code></pre>
</section>
</section>
<!--
<section>
<section>
<h2>Falando em WASM...</h2>
<h2>11. Crazy stuff</h2>
</section>
<section>
<h2>WASM</h2>
<p><a href="https://rustwasm.github.io/wasm-pack/installer/">wasm-pack</a></p>
<a href="https://medium.com/@shnatsel/how-rusts-standard-library-was-vulnerable-for-years-and-nobody-noticed-aebf0503c3d6">How Rust’s standard library was vulnerable for years and nobody noticed</a>
</section>
<section>
<h2><a href="https://wasi.dev/">WASI</a></h2>
<p>The WebAssembly System Interface</p>
</section>
</section>
-->
<section>
<section>
<h2>Bibliotecas</h2>
<a href="https://medium.com/@sgrif/no-the-problem-isnt-bad-coders-ed4347810270">No, the problem isn’t “bad coders”</a>
</section>
<section>
<h3>Rayon</h3>
<pre><code>
fn sum_of_squares(input: &amp;[i32]) -&gt; i32 {
input.iter()
.map(|&amp;i| i * i)
.sum()
}
</code></pre>
<img src="_images/rust-issues.png" alt="4.5k issues no Github" class="stretch">
</section>
<section>
<h3>Rayon</h3>
<pre><code>
fn sum_of_squares(input: &amp;[i32]) -&gt; i32 {
input.par_iter()
.map(|&amp;i| i * i)
.sum()
}
</code></pre>
</section>
<a href="https://rustup.rs/">rustup</a>
<section>
<h3>Log-Derive</h3>
<div class="fragment">
<small>armv7-unknown-linux-gnueabihf</small>
</div>
<pre><code>
#[logfn(ok = "TRACE", err = "ERROR")]
fn call_isan(num: &amp;str) -&gt; Result&lt;Success, Error&gt; {
if num.len() &gt;= 10 &amp;&amp; num.len() &lt;= 15 {
Ok(Success)
} else {
Err(Error)
}
}
</code></pre>
<div class="fragment">
<small>wasm32-unknown-unknown</small> <small class="fragment">(WebAssembly)</small>
</div>
</section>
</section>

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