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Category: Language

Programming language is a formal language used to define computer programs. It is a standardized communication technique used to issue instructions to a computer. A computer language allows programmers to accurately define the data that the computer needs to use, and precisely define the actions that should be taken in different situations.

How to call a function in C DLL from Lua?

I have a DLL written in C. It is legacy code and the source code cannot be modified. I want to be able to call some functions inside the DLL from Lua.

— My Lua File
include(myCppDll.dll)
fun

October 5, 2021By Simo Lua call, DLL, function, How, lua, middleLeave a Comment

Delphi – Why should I use Tcollections.createlist instead of tList.create?

I added map(), reduce() and where(qlint: string) to my Spring4D branch.
When I wrote these functions, I found the behavior of the list There are differences when they are created in different ways

October 5, 2021By Simo Delphi create, CREATELIST, Delphi, should be used, TCOLLECTIONS, TCOLLECTIONS.CREATELIST, TLIST, TLIST.CREATE, whyLeave a Comment

Outpatient name system series -1. Voice called .NET C #

Recently received a request. A friend’s office needs to make an outpatient call number. The process is as follows: the patient selects a doctor-swipes the ID card to queue-the doctor clicks on the

October 5, 2021By Simo C# C #, calling, Outpatient, series, system, VoiceLeave a Comment

Array – Create an instance from a class array

My class definition is:

TAnimal = class(TInterfacedObject)
public
constructor Create; overload;
constructor Create(param: string); overload;
end;
IAnimal = interface
procedure DoSomething;

October 5, 2021By Simo Delphi array, class, creation, instanceLeave a Comment

Delphi High DPI switches between its zoom and Windows scales

Some of my customers want to be able to manually extend my application (when the Windows dpi is set to 96), so I have to implement the extension. Unfortunately, these customers cannot set the Windo

October 5, 2021By Simo Delphi Delphi, DPI, high, Self, windows, ZoomLeave a Comment

How to get the last string in TSTRINGLIST

The days I have been looking for how to do this, there is nothing I need to do (or I just don’t understand how to implement a solution).

var
AddressList: TStringList;
i: integer;
begin
Addres

October 5, 2021By Simo Delphi how to get, last, one, stringLeave a Comment

LUA-based Spring Cloud gateway high available universal NGNIX plug-in

Project github address: click to jump

October 5, 2021By Simo Lua available, Based on, Cloud, Gateway, General, high, lua, NGNIX, Plug-in, springLeave a Comment

Delphi – Object list

How to get the property list of Object that is not Component (at runtime). Just like Grid Cell, it has its own properties (Font, Align, etc.). Grid such as AdvStringGrid or AliGrid, or Bergs NxGri

October 5, 2021By Simo Delphi attribute, Delphi, List, objectLeave a Comment

Delphi – What is the standard method for communicating with Win32 executable file?

I have some delphi code. Given a list of items, calculate the total price and consider any special transactions that may apply.

This code uses another A language rewrite is very important.

October 5, 2021By Simo Delphi communication, Delphi, executable, file, method, Standard, Website, what, Win, Win32Leave a Comment

Evaluate multiple Boolean conditions separately, only one can be true (Delphi)

I have a function that evaluates multiple (7 in my case) Boolean variables and conditions, if only one of them is true, the result is true (of course the rest are false ). I have the following code

October 5, 2021By Simo Delphi Boolean, can, condition, Delphi, evaluate, multiple, one, only, Separate, trueLeave a Comment

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