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Something to hide? You need HiddenSidesPane

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One of my Gantt chart users wanted to use as much real estate on the screen as possible and asked if the scrollbars could be removed. But how do you navigate without scrollbars? Ok, there are all kinds of keyboard shortcuts and of course the usual mouse drag already supported by FlexGanttFX, but a visual control like a scrollbar is ...

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A deeper look into the Java 8 Date and Time API

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Within this post we will have a deeper look into the new Date/Time API we get with Java 8 ( JSR 310). Please note that this post is mainly driven by code examples that show the new API functionality. I think the examples are self-explanatory so I did not spent much time writing text around them :-) Let’s get started! ...

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Externalizable in java

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Before understanding Externalizable interface, you need to have idea about Serialization.You can read more about Serialization at Serialization in java. Java provides mechanism called serialization to persists java objects in a form of ordered or sequence of bytes that includes the object’s data as well as information about the object’s type and the types of data stored in the object. ...

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The JDBC Boolean Compatibility List

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Interestingly, boolean types have been introduced only late in the SQL standard, namely in SQL:1999. Even today, not all databases natively support BOOLEAN or BIT types. Most importantly, we can still wait for them in Oracle for a while. Here’s “Ask Tom”‘s point of view from 2002 on the subject: https://asktom.oracle.com/pls/apex/f?p=100:11:0::::P11_QUESTION_ID:6263249199595 Oracle. Why U No Boolean? People have worked around ...

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5 techniques to improve your server logging

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In the recent time we’ve seen a plethora of tools that help you make sense of your logs. Open-source projects such as Scribe and LogStash, on-premise tools like Splunk, and hosted services such as SumoLogic and PaperTrail. These all help you reduce mass amounts of log data into something more meaningful. And there’s one thing they all share in common. ...

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Init.d shell script for Play framework distributed applications

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I wrote a shell script to control Play framework applications packaged using built-in command dist. Applications packaged this way are zipped standalone distributions without any need to have Play framework installed on the machine that it’s supposed to run on. Everything needed is inside the package. Inside the zip, in the bin directory, there is an executable shell script named ...

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Automating the Deployment and Upload of Snapshot Java Artifacts Using Jenkins on Window

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This post will show how to automate the deployment process of a Java Web Application (Student Enrollment Application developed using MYSQL DB with Hibernate ORM in a REST based Jersey2 Spring environment) using Jenkins Continuous Integration – to build the project, run the unit tests, upload the built artifacts to a Sonatype Snapshot repository, run the Cobertura Code Coverage reports ...

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Apache Spark is now a top-level project

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The Apache Software Foundation (ASF) happily announced that Apache Spark has graduated from the Apache Incubator to become a Top-Level Project (TLP), signifying the project’s stability. Apache Spark is an Open Source cluster computing framework for fast and flexible large-scale data analysis. Spark has been the talk of the Big Data town for a while, and 2014 was predicted to ...

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Custom Spring namespaces made easier with JAXB

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First of all, let me tell this out loud: Spring is no longer XML-heavy. As a matter of fact you can write Spring applications these days with minimal or no XML at all, using plenty of annotations, Java configuration and Spring Boot. Seriously stop ranting about Spring and XML, it’s the thing the of the past. That being said you ...

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Fast Remote Service Tests

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Testing code that interacts with remote services is often pretty hard. There are a lot of tradeoffs that influence what tests you can write and the amount of tests to write. Most of the times you have zero control over the data you get from the service, which makes assertions tough to say the least. A while ago I used ...

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