Jan Doggen

Jan Doggen has asked 44 questions and find answers to 34 problems.

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Software developer at TimeTell BV, The Netherlands

Jan Doggen questions

Insufficient memory when opening TClientDataSet with a REPLACE in the underlying query
Detecting empty/filled TBlobField fails
How to add/overwrite a HTTP header using THTTPReqResp?
Why less components in tool palette available for datamodule than for form because of '%CLASSGROUP TPersistent'?
Read-only TClientDataSet Refresh fails with key violation
DCPCrypt/Delphi not properly encoding Rijndael
Why does Str() give "W1057 Implicit string cast from 'ShortString' to 'string'"?
How to watch/inspect a stringlist range in Delphi IDE?
Cannot de-serialize SuperObject JSON into Object
Optimal storage for string/integer pairs with fast lookup of strings?

Jan Doggen answers

Insufficient memory when opening TClientDataSet with a REPLACE in the underlying query
Delete recurring calendar item with PHP EWS?
Detecting empty/filled TBlobField fails
How to add/overwrite a HTTP header using THTTPReqResp?
Creating extended property using EWS and access it from Outlook Add-in
Using @variables:= in delphi query does not work
How do I get the real email address with Exchange web services?
Why do I have to send two consecutive HTTP Get requests to be authenticated?
Icons on view toolbar don't respond
Delphi pre-build event not executing BEFORE compile