Phonegap, later known as Cordova, is a cross-platform mobile development framework. It allows developers to create their mobile application by using normal web development techniques and tools such as HTML and Javascript. All the framework does is build a native wrapper around the web content that launches a web view [...]

Nutch’s HtmlParser parses the whole page and returns parsed text, outlinks and additional meta data. Some parts of this are really useful like the outlinks but that’s basically it. The problem is that the parsed text is too general for the purpose of precise data extraction. Fortunately the HtmlParser provides [...]

The Problem This article will show how a bad search solution can be improved. We will demonstrate how to build an enterprise search solution relatively easy using Apache Lucene/SOLR. We took a local ad site as an example of a bad search experience. We crawled the ad site with Apache [...]

In this article we will try to present the importance of understanding the data in pursuit for optimal response time of search engine. By comprehending the data and the user you are able to tune a good generic search tool to meet your needs and demands. At the beginning article [...]

Sort of intro Remember ‘undelete’ command from MS-DOS? I surely do and I often course modern file systems and their designers why this is no more provided on modern filesystems. Maybe we are living in more complex world than before and this ‘feature’ can not be easily implemented any more [...]

The need to easily access, store and analyze high-volume unstructured data, commonly known as Big Data, has been initially triggered by Facebook, Amazon, Yahoo and Google who began implementing Big Data models to satisfy their interaction data requirements which relational databases, traditional ETL and BI could not handle anymore. The [...]

Preface Amount of data stored in database/files is growing every day, using this fact there become a need to build cheaper, mainatenable and scalable environments capable of storing  big amounts of data („Big Data“). Conventional RDBMS systems became too expensive and not scalable based on today’s needs, so it is [...]

Engineers in charge of Test Automation (further: “TA”) face different challenges in the projects, depending on team size, geographic locations of teams, complexity of project, technologies, methodology/lifecycle used etc. In this whitepaper, we focus on understanding and dealing with TA challenges common in Agile environment. The fundamental difference between Agile [...]

Software development includes functional testing no matter which methodology you are using: waterfall, agile or any other. With the rapid growth of software development expectations and new technologies like hadoop, we need a tool which can fulfill most of our functional testing needs. Apache Jmeter is one of these tools, [...]

At its core, HBase is distributed, persistent, sparse column oriented, multidimensional data repository. Multiple dimensions of data are supported by having multiple versions of each HBase table cell. This enables unique identification of each cell by 3 keys: row key, column and version. Following is a simplified view on how [...]