Blog of applications efficiency

  • Android developer's toolbox: performance tools

    Android developer's toolbox: performance tools

    You must know that a qualitative application shouldn’t consume too much resources on a user’s smartphone. It is a requirement for it to be adopted and then used in proper conditions. So, you decided to get down to work and control this consumption of diverse resources (CPU, memory, data, etc), energy, application size etc. Even if you you are a good patterns and development languages expert, road to hell is paved with good intentions!

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  • Improve your SEO with eco-design by hacking Google Crawl budgets

    Improve your SEO with eco-design by hacking Google Crawl budgets

    Disclaimer : This article isn’t written by a SEO expert, but by an eco-design expert inspired by a very interesting conference by Erlé Alberton How to hack Google with SEO data Google’s SEO algorithms Crawling, rock of the algorithm Google SEO algoritms are based on 3 domains : crawling allows Google to evaluate your pages in terms of response time, technical quality; indexation which analyzes the content (news, richness, quality…) ; ranking that analyzes your site’s popularity.

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  • Static analysis of a code in a graph database

    Static analysis of a code in a graph database

    GREENSPECTOR is a tool detecting software’s behaviors which have an impact on resources consumption (energy, memory…). In order to do that, we use a set of techniques allowing the developer to be furthermore precise in its observations, thus leading to greater gains with fewer efforts. Code analysis and recognition of consuming patterns are part of these techniques. Most of the time, code analysis is mainly focused on a syntactic recognition (as we can see in an IDE – Interface Development Environment – whenever we code and the IDE offers another type of writing).

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  • Software eco-design : towards a Happy Sobriety in the Digital world

    Software eco-design : towards a Happy Sobriety in the Digital world

    Digital is booming ! We consume more and more services and information in digital formats, whenever and wherever we feel like it. These services and contents keep getting bigger in number and in size. This omnipresence leads to a sharp increase of resources consumption in datacenters; however, the effects are even more significant in all deployed products such as laptops, tablets, smartphones, internet boxes, connected objects, … Dresde University estimated that, by 2030, the Internet as a whole would consume as much energy as the whole humanity in 2008!

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  • WebP, PNG, JPEG : Energy battle on Android

    WebP, PNG, JPEG : Energy battle on Android

    Webp is the new image format offered by Google, who promises a reduction between 30 and 80% in transfer size. In addition, this format would be more suitable for current processors. But what should we expect in terms of energy consumption on the user’s device? Webp format Webp is a matrix format just like PNG or JPEG. It can handle lossless compressions like PNG, as well as lossy ones like JPEG.

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