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Episode 100. To the CLOUD… Which one? All of them!

Yeah! so we have been working with the cloud for a while, terms like K8s, EC2, Route53, BlobData, CLI has been swinged around… and is a little mysterious, and sometimes looks like a black box where you just click buttons, add things, type commands, until it finally something good happens. But if something bad happens,...

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Episode 99. SHHH! It’s a secret! (Storing API Keys / Passwords / tokens!)

Ok, so is time to talk about something secretive! Like API Passwords, Auth tokens, or keys… these are things that we want to have as a Secret within our microservice. And yeah, adding them into your source code is a big no-no Here we cover the dos (and dont’s) of secret management, what are the...

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Episode 98. It’s HERE, FINALLY HERE! Java 17 LTS Release

So is time to celebrate! We got a new box of toys with the new release of Java! This is also a Long-Term-Support release which means that’s usually a “good one” to jump into! Switch Expressions! Helpful Nullpointers, Sealed Classes… there is a TON that’s new And we got the best Doctor in town to...

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Episode 97. Hey there Scala 3! Looking good with those new Features!

So while Java is the “main” language of the JVM, it is by no means the “only” language. And one of the purely functional programming languages is getting a new facelift! Scala has been going through a revamp on the syntax and the features, and if you ever run into a scala user you know...

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Episode 96. Watching Metrics w/Micrometer and Statsd

You’ll run it everywhere there’s a production system. Some kind of Metrics collector like Statsd or InfluxDB. They work like magic, reporting on the health of your application. but how does it really happen? We dive in on how these Application Performance Management tools work and how do they really “see into” your application. We...

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Episode 95. Ludicruos speed! Practical GraalVM

So we had a previous episode where we show a party trick with GraalVM, where we saw how to create a Native Image. It was really the “hello world” of Native image creation, so Bob decided that’s not good enough! In this epidose we dive a little deeper on how to actually run your Restful...

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Episode 94. Oh, put on your hat Dr. Watson, we are sleuthing this Heap Dump

So it happens. Sometimes a Java program just “dies” with the dreaded Out-of-memory Exception. Sometimes, it leaves behind a “heap dump”, or a copy of what the Java program had in memory when just before it throw the Out-of-memory exception. For some devs, a heap dump is stressful, because they think is a black box...

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Episode 93. Not your Grandpa’s Serialization Part DEUX!

We’re back! and now we move to the new-fangled serialization and deserialization frameworks, starting with Protobufs! Google’s contribution to the serialization space, Protobuf V3 makes it easy to create a very efficient on-the-wire serialized representation of objects, and then some. With the ability to have both backwards and forward compatible changes, protobufs is a great...

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Episode 92. Not your Grandpa’s Serialization!

Ah, Serialization… the bane of every Java Developer! If you are still using ObjectOutputStream, and Serializable, then you do want to listen to this episode! We move past the objectoutputstreams to what most people are running into these days! (Starting with 2001 and JaxB… and then moving forward from there to Json, and in Part...

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Episode 91. OracleJDK? OpenJDK?, Zulu? Corretto? So many!

So just in case you didn’t know, but being a Java developer is as fun as ever! The ecosystem has been changing from the past year, and today, we have “tons” of Java Developer Kits to choose from. Want to know what happened? And want to know how different they are? (or what do they...

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