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My team and I make heavy use of Spring Boot to build microservices that power our applications at our company. We've even gone so far as to write our own custom auto configurations to ease development. We package these auto configurations along with other goodies into what we call our platform.Recently, after releasing a new platform version, we encountered an issue where one of our microservices would fail to start at what appeared to be random intervals. After further digging, we noticed specifically...
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Eventually you'll reach a point where you need to run multiple instances of an application or a service for high availability or to manage increased load. That's what load balancers are for. There's generally two different types:What many people would call a "load balancer" is actually a server-side load balancer. It can be implemented in hardware or software. The traffic is sent to a dedicated service that decides where to send the traffic, using an algorithm like round-robin, to one of the...
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As a Software Engineer I'm always keeping up to date with technology and one of the things that helps me do that is book reviews. Right now, I'm reviewing The Book of R: A First Course in Programming and Statistics by Tilman M. Davies. R is a programming language used in statistical computing and has gained in popularity in the recent years due to the explosion of data and its applications like Machine Learning.
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It's August 2016 and the Spring Boot team recently released Spring Boot 1.4 ( on July 28th, 2016 ). Some of the biggest improvements and simplifications are around unit and integration testing. We'll take a focused look at two of the newly added features: @MockBean and @SpyBeanThe newly introduced annotation, (@MockBean), adds generalized support for mocking of any Spring bean. If you've used Mockito Annotations before, @MockBean is simliar to @Mock but with Spring support.Suppose we have a simple...
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Le développement des applications mobile pour smartphones et tablettes représente un grand challenge technique pour une équipe de développement lié à l’existence de plusieurs choix de solutions :Il est à noter que ce challenge est encore plus grand avec la diversité du parc mobile et on assiste à une fragmentation technologique des équipements mobiles en fonction de :Dans le présent article, je vais me consacrer seulement au développement des applications natives et en particulier sur socle multiplateforme.
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In the past month, tech professionals in Australia, the US and UK have seen the steadiest rates of salary and demand overall for the past year, varying by less than 0.3% from October.While Australia saw average salaries for mobile related positions fall by approximately 6% in November, an increase in infrastructure, big data and database salaries kept the average tech salary stable at $104,200 AUD.“Mobile skills aren’t going to fall out of favour anytime soon,” says Greg Muller, CEO and Founder of...
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<span style="font-size: 0.7rem; display: block; text-align: center;">* Overall salary trends for the last two quarters.<br />N.B. Salaries for each country have been converted to USD for ease of comparison.*</span>Overall global salaries are down by $5,000 - $10,000 USD over the last quarter. Relative positions in popularity however remain mostly the same. By almost any measure and ranking methodology, the most popular and well paid languages are still JavaScript, Java,...
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Here is what happened to the software development market in May 2015. For previous months, take a look at the Gooroo Insights series.We are currently analysing ~500,000 tech jobs every single month, half of which are in the software development area. This provides a unique dataset which can tell us what skills organisations are hiring for and what salaries they're advertising.C# was in first place in April but fell back down in May in terms of demand. This puts Java in the number one position again...
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Continuing our monthly Gooroo Insights series, here is what happened to software development jobs in April 2015.We are currently analysing ~500,000 tech jobs every single month, half of which are in the software development area. This provides a unique dataset which can tell us what skills organisations are hiring for and what salaries they're advertising.In April, C# has taken lead place from Java in the number of job mentions. These two remain the overall most popular languages. They're mentioned...
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We've released a few of these reports before, and here is the first for 2015. With our database now analysing ~500,000 tech jobs every single month, we have a unique dataset which can tell us what skills organisations are hiring for and what salaries they're advertising.This year we have seen quite a lot of change in the popularity of various programming languages. Whether this is a feature of different industry's hiring cycles is still to be determined.Battling for 1st position are Java and C# with...
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