MySQL.Example with Cursor

from project

 

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Delphi. Converting TRichView2PDF

According to this and this i created my wrapper unit to convert trichview docs to pdf like this

  1. download and install SynopsePDF
  2. use my unit 09_SynopsePDF to convert to PDF from trichView like this
  3. also helpful for me was that forum

having sRichView which will be saved as rvf and converted to PDF

call like this

 

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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? Continue reading

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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 report and open it is later? Below an example

saving and sending on server…

open after downloading

full code example from project

download and open report

more info

 

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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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