Um pouco de teoria sobre código de barras É difícil imaginar nossa vida sem códigos de barras, especialmente agora que os conhecemos a cada passo. Vamos ao cinema e nossos ingressos contêm esse “desenho de barras em preto e branco”, vamos ao supermercad...

CODE 39 é o código de barras desenvolvido pela Intermec Corporation em 1975. Até 43 caracteres, incluindo números, letras e alguns símbolos, podem ser incluídos no código de barras: 0123456789 ABCDEFG HIJKLMNOP QRSTUVWXYZ -. $ / +%. Como as letras pod...

Speaking of text editors, we immediately present coryphaeus as Microsoft Word, which for many years has occupied a pedestal among office applications. And although its first version appeared in 1986 for the IBM platform, it gained real popularity in the nineties already among Windows users. Like all...

Tables. For centuries, they have been used to present similar data for record-keeping, counting amounts, and data analysis. For a long time, tables have been a constant tool in accounting and statistics. And it was not until the end of the 20th century that they acquired a completely different quali...

In FastReport 2020.1 we have added the ability to change export parameters. To do this, you must subscribe to the ExportParameters event in WebReport.Report. Until now the FastReport.Net library did not provide access to the export parameters. Or rather, it did, but only to some of the parameters, ...

In FastReport 2019.4 added the ability to subscribe to PreviewControl.OnPrint and PreviewControl.OnExport events, which are called directly when the corresponding buttons are pressed. When viewing a report, a viewer is called with a toolbar that has elements such as a print button and a drop-down l...

Sometimes you need to update the report, for example if you input a new variable value, or if you want to display another report in the same Web report object at all. This usually updates the entire view (we're talking about MVC applications) for the sub-set. But it would be much better if you updat...

Speaking of the .Net framework, we usually imagine the #C programming language. Simply because the share of C# programmers is overwhelming. But we should not forget about other languages as well. For example, a user of the report generator from Stimulsoft wants to create a report from the applicatio...

Few believed in the success of the new open-source ASP.Net Core framework from Microsoft. It’s all because of the low popularity of the previous ASP.Net platform. However, very soon everyone appreciated the advantages of the new cross-platform framework. Nowadays ASP.Net Core occupies a high p...

Applications built in Delphi are less common than, for example, those built in C #. These programming languages are from different times. However, even nowadays Delphi and VCL can complete some of the modern tasks. There are many free and commercial libraries that can modernize even old applications...