Category Archives: Technical Articles

Decentralized applications development

    Glossary Introduction Decentralized application Blockchain Smart contracts Development Environments Metamask Truffle Uport Mist IPFS The architecture of decentralized applications (DApp) Note: The article was prepared in the autumn of 2017, since that time technologies may have changed. Glossary ETH (Ether)..

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    Generating reports in BIRT

      Introduction In the first article on BIRT technology, there was made a simple report template that displays some data from the database in a tabular form. This is a simple database, which is used in a small web application. The..

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      Integrating BIRT into Web application

        Introduction In the article "Getting started with BIRT" we worked with the tool designed to create BIRT report templates and using which we can run these reports. But in practice, such approach is unlikely to be acceptable for business, which..

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        Getting started with BIRT

          What is BIRT BIRT (The Business Intelligence and Reporting Tools) is a project with an open source code, which supports reporting and business intelligence for web applications (especially based on Java and JavaEE). BIRT is a high-level project of an..

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          Validation using jQuery Validation Plugin

            jQuery Validation Plugin can check the form for the correctness of the filled data in accordance with the specified rules and dynamically displays user errors. jQuery Validation Plugin features: URL and E-mail checking; checking of the maximum and minimum values,..

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            Custom Filter in Hibernate Search

              Hibernate Search, as a full-text search tool, is an offshoot of well-known Hibernate library, that is designed for solving problems of object-relational mapping, and is integrated with full-text search tool for Apache Lucene. The frequent question is how to implement..

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              Running tests with Karma and Jasmine manual

                Karma Karma is a console tool for running tests, which can track source code changes and display the percentage of code tests coverage. It is adjusted using the configuration file karma.conf.js, where the paths to tested files and to the..

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                The most frequently used frontend tools manual

                  Introduction This manual contains a description of useful and the most frequently used front-end tools. The process of installing tools and the main points of working with them are described here. NPM Introduction Third-party libraries and plugins are often added..

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