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``` sample1d D.dat -T2025-03-05T13:26:00/2025-03-07T13:24:05/30s -Fs0.99 sample1d (gmt_support.c:1847(gmtlib_smooth_spline)): Could not reallocate memory [6.78 Gb, 910228900 items of 8 bytes] sample1d [ERROR]: Failure in gmt_intpol near row 80! ```

bug

This issue, against the rules, reports more than one bug but they are kind of cousins. A more distant cousin. This one works ``` gmt basemap -R1920T/2028T/6800/7400 -JX12c/0.5c -Ba -f0T...

bug

**Description of the desired feature** [GeoJSON](https://geojson.org) is a standard plaintext OGR format (https://gdal.org/drivers/vector/geojson.html) often used for web mapping and data interchange, and this file format is also rendered by GitHub...

feature request

If files have suffixes like `.json`/`.geojson` (case insensitive), they will be converted to OGR_GMT format internally before reading. Closes https://github.com/GenericMappingTools/gmt/issues/4599.

new feature
need-review

Here -D is ignored ``` echo 2 2 Hello World | gmt text -JX15c/0 -Baf -BWSen -R1.89/2.1/1.89/2.1 -Dj5c -png lixo ``` but this works (no 'j') ``` echo 2 2...

bug

As I understand it, `-J` is an optional argument for all GMT modules. And from what I see in the following code, the default values are defined by these lines...

documentation

**Description of the problem** The tick marks are not aligning to the correct place on the color scale and thus there is some text that is well off the scale....

bug

We have to update the documentation to include the long options (which are already available in the code). I think we should do it before the release of GMT6.6 (#8653)....

question
documentation

Issue raised in Forum [post](https://forum.generic-mapping-tools.org/t/unexpectedly-large-output-file-size-and-duplicate-timestamps-in-gmt-sample1d/5702/3) If we reduce the input to this short chunk, we can see the gap at `2018-09-21T10:06:00` ``` 2018-09-21T09:55:00 -0.152129855223 2018-09-21T09:56:00 -0.149817973129 2018-09-21T09:57:00 -0.149298552235 2018-09-21T09:58:00 -0.149558262682...

bug

The original post is [here](https://forum.generic-mapping-tools.org/t/pen-style-not-work-for-map-grid-pen/5656). ``` gmt basemap -Rd -JQ5i -Bafg --MAP_GRID_PEN=4p,black,dotted -png test1 gmt basemap -Rd -JQ5i -Bafg --MAP_GRID_PEN=4p,black -png test2 ``` The first line gives: ![test1](https://github.com/user-attachments/assets/2248287b-b6cc-44d4-9e29-aae60478e20e) The second...

bug
modern mode issue