Klemens Morbe

Klemens Morbe Softwareentwicklung

https://www.morbe.online/post/java-streams-working-with-optionals-map-function
27/12/2022

https://www.morbe.online/post/java-streams-working-with-optionals-map-function

java optionals are a useful feature introduced in java 8 that allows developers to handle null values in a more elegant way. they provide a way to represent the absence of a value in a null-safe manner, allowing developers to avoid the need to constantly check for null values and throw null pointer....

https://www.morbe.online/post/covid-19-aftermath
29/04/2022

https://www.morbe.online/post/covid-19-aftermath

a little insight in the city plochingen since the weather starts getting better, i decided to grab my camera and walk around my city, see whats blooming and growing around here. sadly there weren't only flowers and trees sprouting from the ground, there was also a lot of trash, specially masks. as i...

https://www.morbe.online/post/java-popularity-index
24/04/2022

https://www.morbe.online/post/java-popularity-index

every time one wants to start a new project, usually the requirements for solving the problem have to be faced. which server should i pick, which database to take and which programming language should i use? the last question will be subject of this article. there a lot of measurements one can help....

https://www.morbe.online/post/brace-yourselves-java-17-is-coming-3-6
06/06/2021

https://www.morbe.online/post/brace-yourselves-java-17-is-coming-3-6

hands on: java 14 in the last episode, we got in touch with java 13 and text blocks. in java 14, there are two really interesting and refreshing features. we're talking about the more chatty null pointer exceptions and records. let's start. null pointer exception message with java 14 null pointer ex...

https://www.morbe.online/post/brace-yourselves-java-17-is-coming-2-6
24/05/2021

https://www.morbe.online/post/brace-yourselves-java-17-is-coming-2-6

hands on: java 13 we learned a lot about the java 12 features in the former post. in this article, we will have a closer look at java 13. in java 13, there is only one interesting feature we can have a look at. the other features mentioned in version 13 were already introduced in 12, so we won't rep...

https://www.morbe.online/post/brace-yourself-java-17-is-coming
16/05/2021

https://www.morbe.online/post/brace-yourself-java-17-is-coming

hands on: java 12 like a lot of you already know, java 17 is about the corner. since java 9 oracle releases a non-lts (long term support) version every 6 months with some features. in java 17 all these features will be finalized. this version will be the next jdk with long term support, next to 8 an...

https://www.morbe.online/post/different-styles-when-coding-6
13/05/2021

https://www.morbe.online/post/different-styles-when-coding-6

every developer comes into contact with conditions very quickly. there is no way one can write an application without a single check if the given input is valid or not. i'm not going to talk about simple if statements or the ternary operator. what if a condition consists of multiple branches with or...

https://www.morbe.online/post/different-styles-when-coding-5
10/04/2021

https://www.morbe.online/post/different-styles-when-coding-5

when it comes to reading in some file stored on disk, there are plenty of different approaches reading the content in. i tried to cover some of them using plain java without any dependencies to apache commons io or google guava. i skipped the methods to read files existing in classpath or inside jav...

https://www.morbe.online/post/different-styles-when-coding-4
02/04/2021

https://www.morbe.online/post/different-styles-when-coding-4

at the release of java 8 by oracle, the new lambda expressions were included. that feature was something so new, that i didn't dare to touch it. to be fair, the release was in the middle of my study and java 7 was already pretty new to me. but after my graduation, at my first job, i got in touch wit...

https://www.morbe.online/post/different-styles-when-coding-3
23/03/2021

https://www.morbe.online/post/different-styles-when-coding-3

it wasn't that long ago that i tried to convince others in using optionals over nulls or empty strings. today i can say that i am more matured and accept almost any style of error handling or flow. optional flow forks like a charm if you can chain the return values one by one and dont have deal with...

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