Category Archives: Delphi

Delphi. Converting TRichView2PDF

According to this and this i created my wrapper unit to convert trichview docs to pdf like this download and install SynopsePDF use my unit 09_SynopsePDF to convert to PDF from trichView like this also helpful for me was that forum having sRichView which … Continue reading

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MySQL. Seconds to hours / min / sec

example from project

elementary, but in practice… or just select SEC_TO_TIME(4827); documentation is your friend!

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Delphi. Tiobe. November 2017 – 9th and growing!

https://tproger.ru/news/tiobe-november-2017/amp/

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Delphi. Pearson criteria for testing normal distribution

Ok, Pearson criteria may be used for any distribution you like, but most popular is normal theory from book “Econometrics” of Kochetkov and Tolokonnikov Pearson criteria will help to understand if distribution in normal?

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Delphi. Descriptive statistics. Intro

libs that i found on the net tpmath alglib example of counting Pearson Correlation and binom probability

 

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Delphi. FastReport. VCL. Even and not even table strings

Link

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Delphi.FastReport. fr3 and fp3 difference

Hello. Has a task to save prepared reports and open them later in fastReportViewer, Spend 4 days to write this .fr3 is a model – it doesn’t contains data .fp3 is a data, prepared report So, how to save prepared … Continue reading

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MySQL. Cursor. Example from project

What is cursor – it is like query that returns some dataset… but all code works on SQL server side… Code by my friend…

 

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Delphi. System.ZIP Simple Examples

example from project… zip file

unzip

more info

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Delphi.FastReport. Batch and unbatch reports. Buggy way on concat

Although in docs there is a sample of concating reports – it is a buggy way for some reasons… Problem 1 i’ve already posted that function that concat reports but it well concats dynamically generated reports, if one of them … Continue reading

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