Featured Questions
Q&A Forum Tip: Including Source Code in Your Question
- Advice
- Last updated 3 years ago
- Tjafzfa Gsjsf replied 8 months ago
A recent post included some PowerScript code, and I thought I would pass along a tip for pasting code snippets that produces a slightly more readable result than simply pasting code into the website's text editor.
The toolbar contains a button to as...
Please Update Your Queries With The Solution
- Resolved
- How-to
- Last updated 3 years ago
- Olan Knight replied 3 years ago
Saw this and thought it was perfect. Note the angry mob in the background on panel 4. :)
PFCs not using Longptr variables where they should.
- Resolved
- Issue
- Last updated 2 years ago
- Miguel Leeuwe replied 2 years ago
Not too long ago Appeon has updated the documentation / help to now state correctly that the Handle() function returns a Longptr value.
I see a lot of use of the function in the PFCs. We use Ulong for window handles (while the type of a handles and ...
HELP - Function Painter will not open - crashes IDE
- Resolved
- Advice
- Last updated 2 years ago
- Miguel Leeuwe replied 2 years ago
Using PB 2019 R2 and trying to edit function object results in entire IDE crashing.
Can "edit source" (not in painter) of any function object and source looks perfectly normal,
but cannot open function in painter.
Believe all other painters work,...
Does Width.AutoSize work in grid datawindows in PB 2017 R3 1858
- Issue
- Last updated 2 years ago
- Glenn Barber replied 2 years ago
We have a datawindow that presents 107 columns in a grid format.
Most of the the columns are text fields retrieved from the database.
We can't get width.autosize with values 1,2 or 3 to work at all.
If I select the value in the column position pr...
Hello,
I made al Client deployment and it worked fine an several machines. Only one machine had a problem during downloading the library. It stoped downloading the files without any comment and didn't start the EXE.
Starting it manually I got the ...
Apache ECharts or Google Charts map chart example with drill-down
- How-to
- Last updated 2 years ago
- Armeen Mazda @Appeon replied 2 years ago
My colleagues and I are examining the capabilities of using Apache ECharts / Google Charts from the PB web browser control in PB 2019 R3. The demo applications provided in CodeXchange by Appeon have been very helpful in getting us started.
We're try...
This issu is dddw not retrieve
ServerAPI Control Faile.
GetModelappfunc(i,false) //24962 rows
vs
GetModeappfunc(i,true) //24962 rows
Six simple compute column make get model,time from 64ms to 1755ms(27 times),memory from 10M to 137M(13.7 times)?
Why?
Test again:
Core code:
public object FxDat...
PB 2017 R3 1880 http = create HttpClient http.SetRequestHeader ('Accept-Encoding', 'gzip,deflate') http.SetRequestHeader ('Content-Type', 'text/xml')
li_res = http.SendRequest ('POST', ls_url, ls...
Hi. We've recently migrated large app from PB 12.5 to PB 2021. It consist of more then a hundred of pbls, placed in 7 folders. From PB IDE, Build and Deploy works fine - makes needed pbds beside pbls and exe file. Now we need to atomate build process...
Steps on how to migrate powerbuilder script to c#
- How-to
- Last updated 2 years ago
- Miguel Leeuwe replied 2 years ago
Hi,
I need help and Steps on how to migrate Powerbuilder script to c# (SnapDevelop).
Any link or article will be for help.
Report:
Conclusion from the report(24962 rows data tested):
1:when load data from db,datastore performance is good,time and memory almost equal to ado.net datatable.
2:when convert data to poco model (with six compute columns),datastore performa...
Convert a metric application to US or Imperial units
- Resolved
- How-to
- Last updated 2 years ago
- Chris Pollach @Appeon replied 2 years ago
Hi,
We have a legacy engineering application written in PowerBuilder (and Oracle) that handles data in metric (SI) units.
There is a customer in the US that is interested in the application, but would like to use US units.
Does anyone know of a si...
Need to write a character value 0 to COM4:
- Resolved
- How-to
- Last updated 2 years ago
- Miguel Leeuwe replied 2 years ago
I'm using PB 2021 build 2703 on Windows 10 to communicate with a serial device through the COM4: port, using CreateFile and WriteFile API calls. Everything works great, but the device I'm communicating with requires a character value 0 in a lot of i...
How do you make a report print in Landscape orientation?
- Resolved
- How-to
- Last updated 2 years ago
- Miguel Leeuwe replied 2 years ago
We have Infomaker 2021. A report that was previously displaying in Landscape orientation is now only showing in Portrait. We have verified the Print Specifications, and it is set to Landscape. We tried creating a brand new report in Landscape as a...
How to implement SSL/Certificate Validation or Pinning in desktop application
- Resolved
- How-to
- Last updated 4 years ago
- Armeen Mazda @Appeon replied 2 years ago
Hi, I've a desktop application built using Appeon PowerBuilder 2017 R2 version. This application calls SOAP WebService developed in Java to authenticate users. Now, there is a requirement to implement the SSL/Certificate Validation or Pinning in this...
datetime variable doesn't working with RPC
- Resolved
- Issue
- Last updated 2 years ago
- Armeen Mazda @Appeon replied 2 years ago
Hi All,
I am using PowerBuilder 2019R2 build 2353 and Oracle 19C. Recently we upgrade our database from Oracle 12 to 19.
I have procedure which OUT parameter is date table type. before database migration its return proper value in PB's dateti...
Problems getting DotNetAssembly constructor argument to work
- How-to
- Last updated 2 years ago
- Francisco Martinez @Appeon replied 2 years ago
I'm investigating using a .Net Assembly that our C# based web app uses, within our PowerBuilder desktop app. I am getting the following message from the CreateInstance function:
Constructor on type 'OfficeOpenXml.ExcelPackage' not found.
This code ...
HeapFree function from Kernel32.dll crashes on PB2017 R3
- Resolved
- Issue
- Last updated 5 years ago
- Miguel Leeuwe replied 2 years ago
Hi everybody,
We use some functions from Kernel32.dll to get a DLL version number. This have been always working until PB 12.5.2. But PB2017 R3 crashes when we call HeapFree fuction.
EXTERNAL FUNCTIONS CALLED:
Function long GetFileVersionInfoSi...
Hi Appeon,
Is there any .net datastore performance test to help developer to make decision to invest appeon's .net datastore tech stack?
Tell us why .net datastore is better than ms efcore、dapper or other ormapping framework.
Thanks.
Performance issue when create datastore instance
- Issue
- Last updated 2 years ago
- sanping peng replied 2 years ago
{
Stopwatch st = new Stopwatch();
st.Start();
for (int i = 0; i 1; i++)
{
ds = new DataStoreappfunc();
}
st.Stop();
Console.WriteLine("new datastore:" + st.Elapsed.TotalMilliseconds);
}
{
Stopwatch st = new ...
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