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Percona Toolkit for MySQL with MySQL-SSL Connections

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:30
Originally Written by Matthew Boehm Preview Text:  I recently had a client ask me how to use Percona Toolkit tools with an SSL connection to MySQL (MySQL-SSL). SSL connections aren’t widely used in MySQL due to most installations being within an internal network. Still, there are cases where you could be accessing MySQL over public internet or...
Categories: Java

The Visualization of Things: Real-Time 3D Representations of IoT Connections

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:30
What's interesting about the Internet of Things is not really the Things, of course - they're just a bunch of junk you can buy - so much as the connections between them. As a result, it can be a bit hard to visualize - what, among the things that surround you, is actually connected? Preview Text:  What's interesting about the Internet of...
Categories: Java

The Cloud Foundry Foundation One Step Closer to Reality

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:30
[This article was written by Brent Smithurst.]Today is another exciting day in the Cloud Foundry community, with the Cloud Foundry Foundation taking a giant step toward becoming official: its draft governing documents and bylaws have been posted for public review.Cloud Foundry already seems to be generally accepted by enterprises as the de facto PaaS standard, and the formation of the...
Categories: Java

3 Simple Guidelines to Rule Development, Design and Traceability

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:00
(Article guest authored together with John Hurlocker, Senior Middleware Consultant at Red Hat in North America)In this tips and tricks article we present some background and guidelines for the design cycle encountered when one is working with rules projects.This article is not the only standard or all encompassing source of how each and every rules and events project will evolve over...
Categories: Java

Authorization for APIs with XACML and OAuth 2.0

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:00
In this blog post, let see how we can implement XACML to authorize the APIs. I wish you are familiar with OAuth 2.0 and lets directly go through the diagram Preview Text:  In this blog post, let see how we can implement XACML to authorize the APIs. I wish you are familiar with OAuth 2.0 and lets directly go through the diagram. So, if we want to...
Categories: Java

Are Mobile Apps becoming Fat Clients?

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:00
Are Enterprise Mobile Apps becoming Fat Clients?Improper Application Partitioning was an anti-pattern identified in the client/server days, but it’s repeating itself in today’s mobile world not just for enterprise but even for consumer apps.  And that makes it even worse.  Here’s how to fix it. Preview Text:  Improper Application...
Categories: Java

.NET Rocks Podcast: The Security of IoT

Javalobby Syndicated Feed - Sun, 26-Oct-14 22:00
You know how you always wanted a fork with an ARM processor that could upload data wirelessly over the internet? C’mon, you know you want it and now you can get a HAPIfork. Preview Text:  You know how you always wanted a fork with an ARM processor that could upload data wirelessly over the internet? C’mon, you know you want it and now you can...
Categories: Java

Sentiment Analysis Beyond Tweets

Javalobby Syndicated Feed - Sat, 25-Oct-14 23:00
Deep belief networks have made it possible to train computers to predict if a sentence is positive, negative or neutral. Most sentiment analysis captures headlines because tweets can be analysed. However are there business applications beyond social networking analytics? Here are five examples: 1) Investment banking – reading complex reports Preview Text:  ...
Categories: Java

Experts vs Professionals

Javalobby Syndicated Feed - Sat, 25-Oct-14 23:00
Working with professionals can be a joy. Not only can they solve your problem, they may help you see what problem you should solve. I’ve had several instances lately when I hired a pro to do something I’d attempted myself. In each case I was very pleased and wondered why I hadn’t done this sooner. Offhand I can’t think of an example where I regretted hiring a professional. Preview...
Categories: Java

Prudent Agile

Javalobby Syndicated Feed - Sat, 25-Oct-14 23:00
Martin Fowler distinguishes prudent from reckless technical debt.  Prudent debt results from thoughtful trade-offs such as omitting input validation and exceptions handling to get customer comments sooner.  Reckless debt results from ignorance. Preview Text:  Today's Agile is reckless. Consider a prudent alternative. ...
Categories: Java

Andrews Curves

Javalobby Syndicated Feed - Sat, 25-Oct-14 23:00
Andrews curves are a method for visualizing multidimensional data by mapping each observation onto a function. This function is defined as Preview Text:  Andrews curves are a method for visualizing multidimensional data by mapping each observation onto a function. It has been shown the Andrews curves are able to preserve means, distance (up to a...
Categories: Java

The Best of the Week (Oct. 17): IoT Zone

Javalobby Syndicated Feed - Sat, 25-Oct-14 23:00
Make sure you didn't miss anything with this list of the Best of the Week in the IoT Zone (October 17 - October 24). Here they are, in order of popularity: Preview Text:  Make sure you didn't miss anything with this list of the Best of the Week in the IoT Zone (October 17 - October 24). This week's best include the results of...
Categories: Java

Testing Your Plugin with Multiple Versions of Play

Javalobby Syndicated Feed - Sat, 25-Oct-14 22:30
So, you’ve written a plugin for Play…are you sure it works? I’ve been giving Deadbolt some love recently, and as part of the work I’ve added a test application for functional testing. This is an application that uses all the features of Deadbolt, and is driven by HTTP calls by REST-Assured. Initially, it was based on Play 2.3.5 but this ignores the supported Play versions of 2.3.1...
Categories: Java

R: Linear models with the lm function, NA values and Collinearity

Javalobby Syndicated Feed - Sat, 25-Oct-14 22:30
In my continued playing around with R I’ve sometimes noticed ‘NA’ values in the linear regression models I created but hadn’t really thought about what that meant. On the advice of Peter Huber I recently started working my way through Coursera’s Regression Models which has a whole slide explaining its meaning: Preview Text:  In my...
Categories: Java

The Best of the Week (Oct. 17): SQL Zone

Javalobby Syndicated Feed - Sat, 25-Oct-14 22:00
Make sure you didn't miss anything with this list of the Best of the Week in the SQL Zone (October 17 - October 24). Here they are, in order of popularity: Preview Text:  Make sure you didn't miss anything with this list of the Best of the Week in the SQL Zone (October 17 - October 24). Here they are, in order of popularity... ...
Categories: Java

Themes/Resource Library Contracts in JSF 2.2/Java EE 7

Javalobby Syndicated Feed - Fri, 24-Oct-14 22:30
Resource Library Contracts are one of the big ticket features in JSF 2.2. There's actually quite a bit to the feature - it allows for logical organization and packaging of the theme/look-and-feel/template for JSF pages. Beyond enabling better modularity, the feature makes it possible to switch page themes at runtime (much like PrimeFaces, RichFaces, etc did in the past). Huseyin Akdogan explains...
Categories: Java

Adding an (SHA256 signed) SSL certificate

Javalobby Syndicated Feed - Fri, 24-Oct-14 22:30
I've had to update the SSL certificate quite a few times on jsbin.com in the last 6 months, and I keep a cheatsheet of SSL steps on my machine. So it's about time I publish it somewhere that I can google too! This walkthrough explains how to add an SSL certificate to your server. This is based on using a linux based machine (in my case Ubuntu) and nginx as the server. I registered my SSL...
Categories: Java

Let’s Stream a Map in Java 8 with jOOλ

Javalobby Syndicated Feed - Thu, 23-Oct-14 23:00
 wanted to find an easy way to stream a Map in Java 8. Guess what? There isn’t!What I would’ve expected for convenience is the following method: Preview Text:  I wanted to find an easy way to stream a Map in Java 8. Guess what? There isn’t! Legacy Sponsored:  ...
Categories: Java

Java Extension Mechanism Loads All JARs

Javalobby Syndicated Feed - Thu, 23-Oct-14 23:00
The Java Extension Mechanism is described in the Java Tutorial as a "standard, scalable way to make custom APIs available to all applications running on the Java platform." As described in Understand Preview Text:  The Java Extension Mechanism is described in the Java Tutorial as a "standard, scalable way to make...
Categories: Java

Partial Commits with Git

Javalobby Syndicated Feed - Thu, 23-Oct-14 23:00
Every once in a while I’m working on a feature, only to discover that I need to extend another part of the code first. If I was disciplined, I would create another branch at that point. But I’m not. I end up with both the extended utility class and the actual feature as pending changes. With git it is simple to make two separate commits while ensuring that every commit compiles. Preview...
Categories: Java

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