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Yong Zhang

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Posted By Yong Zhang 08-14-2024 19:37
Found In Egroup: MapInfo Pro
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Thanks. it worked when compiled in MapBasic. ------------------------------ Yong Zhang Knowledge Community Shared Account Burlington MA ------------------------------
Posted By Yong Zhang 08-05-2024 00:48
Found In Egroup: MapInfo Pro
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I also tried the OGR way: need help on Symbol settings, if I'd like to set different color for each file, how can I set it automatically as red below? tried to dim variable but didn't work. Register Table sFileName TYPE "OGR" TABLE sTabName DRIVER "CSV" OpenOptions "AUTODETECT_TYPE=YES;AUTODE ...
Posted By Yong Zhang 08-05-2024 00:42
Found In Egroup: MapInfo Pro
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Thanks Peter, my idea is to open the csv file which has lat/long, convert it into points map and then display it in MapInfo by MapBasic as mentioned before. issues found: after commit table to a new table, need to wait for the new table to be saved, then it can be opened, do we have something ...
Posted By Yong Zhang 07-30-2024 03:12
Found In Egroup: MapInfo Pro
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Hi everyone, I have a csv file contains LATTIDUE/LONGITUDE, need to create points to display on map, I know the manual way, but need to do it in Mapbasic cause I have lots of files to do the same operation, part of codes as below, but got a error saying: unknown error encountered @ Alter Table sTabName2(Add ...
Posted By Yong Zhang 07-30-2024 03:11
Found In Library: Mapinfo Pro
Posted By Yong Zhang 07-23-2024 02:03
Found In Egroup: MapInfo Pro
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Thank you Peter. After adjusted the order of the two tables, in from and where statements, time cost by MapBasic reduced to the similar level as Python query. ------------------------------ Yong Zhang Knowledge Community Shared Account Burlington MA ------------------------------
Posted By Yong Zhang 07-22-2024 05:21
Found In Egroup: MapInfo Pro
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The situation I found is: I have a query to calculate population for the network coverage, I have the pops points MapInfo tab file and the network coverage polygons. I did the query in MapBasic windows: Dim start as Integer Dim end_t as Integer Dim elapsed as Integer start = Timer() Select Al ...