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Questions about getting data, files, images etc. from various formats into a form that can be read, tranformed and manipulated by Mathematica

1
vote
it, all you would have would be symbolic XML representing that HTML code, not the values that you want. It should however work to import the data if you export it as CVS first. I did this, and it … worked. So just make sure you have the filename all right, here is how I found the file on OS X (then name that was chosen by default started with VDS_MS): Import[First@FileNames["VDS_MS …
answered Apr 24 '13 by C. E.
1
vote
/searchen.jsp", parameters}, parameters = {"erectDate" -> startdate, "nothing" -> enddate, "pjname" -> currency, "page" -> ToString@page}; Rest[Import[url, "Data", "RequestMethod" -> "POST …
answered Jan 13 '15 by C. E.
1
vote
If anyone is reading this Q&A in 2018 or later, the situation is a bit different because there is now a Chrome driver that can be used to evaluate JavaScript. It is still experimental at the time of w …
answered Oct 14 '18 by C. E.
13
votes
information under "Network." It should look something like: Importing that data as JSON gives us a nested list of rules containing all the data: rawData = Import["http://fb.oddsportal.com/ajax-sport …
answered Aug 18 '14 by C. E.
3
votes
The website loads the data via Ajax and then inserts it into the HTML code. It's much easier if you import from the source of the data: data = Import["http://ultrasignup.com/service/events.svc …
answered Mar 24 '14 by C. E.
6
votes
Your data will be stored as a list of lists, so I'm just approximating that by using random numbers and letting A be list element number one. Then I would do this: data = RandomInteger[10, {20, 3}] D …
answered Nov 3 '13 by C. E.
8
votes
/team_ranking1.asp?FormName=Search&\ FormAction=search&Gender=M&Month1=6&Year1=2017&Category=sen" *) Now we need to import the HTML into Mathematica and extract the information. This is traditionally done … jsoupLink it would look like this: Needs["jsoupLink`"] html = Import[url["M", 6, 2017], "HTMLDOM"]; rows = html["Select", "tr"][[7 ;;]]; columns = #["AllText"] & /@ #["Select", "td"][[{2, 4, 5}]] & /@ rows; columns[[;; 10]] // TableForm …
answered Jun 10 '17 by C. E.
4
votes
You can use jsoupLink for this: Needs["jsoupLink`"] html = Import[ "https://trailhead.salesforce.com/content/learn/modules/european-union-privacy-law-basics/get-to-know-eu-privacy-law?trail_id …
answered Jan 23 by C. E.
1
vote
Yes, in order to create your list of images you can use the following piece of code: Join[ Thread@Rule[Import["~/Desktop/folder1/*.png"], "Day"], Thread@Rule[Import["~/Desktop/folder2/*.png …
answered Aug 23 '14 by C. E.
11
votes
Import["out.json", "Elements"]. For a typical JPEG photo the available elements are: {"Aperture", "BitDepth", "CameraTopOrientation", "ColorMap", \ "ColorProfileData", "ColorSpace", "Data", "Date … ", "Exif", "Exposure", \ "FocalLength", "Graphics", "GrayLevels", "Image", "ImageSize", \ "ImageWithExif", "ISOSpeed", "Manufacturer", "Model", "RawData", \ "RGBColorArray"} Essentially, when you import
answered Jul 30 '13 by C. E.
2
votes
jSoupLink can be used as a workaround, like this: << jSoupLink` html2text[html_] := First@jSoupLink`ParseHTMLFragment[ "<div id=\"container\">" <> html <> "</div>", "#container", "text" ] html …
answered Nov 15 '15 by C. E.
0
votes
In version 0.8 of jSoupLink, you could do it like this: doc = Import[ "https://en.wikipedia.org/wiki/List_of_plants_used_in_herbalism", "HTMLDOM" ]; herbs = doc["Select", "#mw-content-text …
answered Oct 5 '16 by C. E.
3
votes
Some information is stored in options: Import["path/to/file.png", "Options"] {"BitDepth" -> 8, "ColorSpace" -> RGBColor, "ImageSize" -> {419, 348}} More information is available by using … "Rules": Import["path/to/file.png", "Rules"] This is only for use with images stored on your computer. It is not for images that have already been loaded into Mathematica. (To get data from already imported images, use Mathe 172's answer.) …
answered Aug 27 '17 by C. E.
14
votes
Just like Albert I recommend using the second argument of Dynamic. Furthermore I recommend that you embrace the first A in AJAX, which stands for "asynchronous", so the kernel isn't busy while it coll …
answered Jun 18 '15 by C. E.
2
votes
You can make a function that plots the content of a file like this: plot[file_] := Module[{mmm, figure, pos, b}, mmm = ReadList[NotebookDirectory[] <> file, Number, RecordLists -> True]; (* . …
answered Apr 19 '15 by C. E.

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