Questions tagged [web-access]
Questions about using Mathematica for accessing web sites and using such functions as URLFetch and URLSave.
208
questions
3
votes
0answers
69 views
Make Mathematica aware of private root certificate authority
I have a private root certificate authority and when I use functions like URLRead[] to connect to a local HTTPS endpoint, I have to add ...
3
votes
1answer
133 views
SSL errors when using URLFetch or URLSave in versions 8 or 9
It seems that with Mathematica 8 and 9 it is not possible anymore to
download files from SSL encrypted urls. In my case (Fedora 30) on Mathematica 8
(it has no ...
2
votes
1answer
90 views
URLSave in Mathematica 10 and 11 on Linux [closed]
It seems that URLSave doesn't work as expected with https links in Mathematica 10.4
on Linux. At least in my case (Fedora 30) for
...
2
votes
1answer
87 views
Convert Plot to Base64
My goal is to get a Base64 string directly from a plot (or any Graphics object) in Mathematica such that, when using a Base64 decoder online, such as this one, I ...
3
votes
1answer
92 views
Using WebExecute to automatically download data
With WebExcute, I have been able to get access to a particular url https://www.hkex.com.hk/eng/sorc/options/statistics_hv_iv.aspx
However, in this url, there is a quite a number of stock code that ...
4
votes
0answers
158 views
Privacy in web-queries [closed]
The question What information is sent to Wolfram Research when loading or working with Mathematica? describes the information sent to Wolfram's servers in routine Mathematica usage (Documentation ...
3
votes
0answers
80 views
How to use Mathematica in Chrome extension?
Now that the wolfram engine is free (for developers), I'd like to know how to use it within a chrome extension. It's easy to make a chrome extension, which is essentially just a JSON file with some ...
0
votes
0answers
64 views
Yahoo groups is going away: how can I download the old messages?
It looks like all the old email messages from my group are stored in web pages with URLs that look like this:
...
0
votes
0answers
28 views
Using URLExecute[] for online data acquisition
On the United Parcel Service website(UPS) there is a form where you can enter a zip code and it will return a color coded map that shows shipping times from that zip code. I am trying to use ...
10
votes
1answer
162 views
Mathematica 12: Failure with URLRead
Bug introduced in 12.0
The following HTTP request fails to submit the body under version 12, but works in Mathematica 11:
...
11
votes
1answer
283 views
How to work with ElasticSearch in Mathematica?
Steps to install and run ElasticSearch:
install Java (64-bit): https://www.java.com/en/download/manual.jsp
download ElasticSearch (https://www.elastic.co/start) and extract archive in ...
2
votes
2answers
141 views
Can WebExcute click on a button on a webpage that has been created with Javascript?
In an effort to explore the new WebExecute capabilities in Version 12 I have created a simple algorithm to download some data that are stored on an external server and displayed on a webpage. I am ...
1
vote
0answers
83 views
Writing to ElasticSearch [duplicate]
Could someone kindly direct me to suitable documentation, Wolfram or otherwise, to connect Mathematica to an ElasticSearch instance. I don't need anything complicated just sufficient to write a record ...
2
votes
1answer
85 views
How to extract audio from a Youtube video
Is it possible to extract audio from a Youtube video using Mathematica? I have looked at this post and figured out that it is impossible to download videos with the Youtube API. Are there any possible ...
11
votes
2answers
1k views
Temporarily simulate being offline programmatically
Today I am running Mathematica from a computer that is permanently connected to our university network. Because of a number of reasons, I am not allowed to disconnect my computer from our network.
My ...
7
votes
1answer
767 views
web scraping images
I am trying to load player profile pictures from the following page:
https://www.transfermarkt.com/manchester-united/startseite/verein/985/saison_id/2006#
I use the following code:
...
5
votes
1answer
339 views
Mathematica equivalent of a curl snippet
Is there any documentation anywhere on how to convert an invocation of curl into the Mathematica equivalent (using for example ...
1
vote
1answer
70 views
Unable to use the Import[] function to get the clickable hyperlinks of a page
I can get the hyperlinks of the Google search result of "Wolfram" by using the following code:
Import["https://www.google.nl/search?q=Wolfram", "Hyperlinks"]
Now ...
0
votes
0answers
33 views
How do I import changing/dynamic data on a webpage?
A remote device (sensor) is sending measurements (that I get in JSON format) to a given URL and is sending new measurements (data points) every couple of minutes. I cannot share the URL but the ...
4
votes
2answers
82 views
“Accept” header in HTTP request for DOI Content Negotiation
I am trying to get the .bib info from a DOI, following the guide here.
Basically, I wish to run
...
7
votes
1answer
106 views
Using URLExecute to login to website
One of my students is doing summer research for a local company to help analyze some of their data. Trouble is, the web interface they provide for downloading the data only allows one to download one ...
2
votes
0answers
58 views
What could cause an “Uncaught Throw[$Failed,CURLLink`Utilities`Exception] returned to top level.” error message?
I am running a program in Mathematica that uses web browser automation, and is also connected to my email account. The program runs fine for a while, but after a few hours, I end up getting the ...
0
votes
0answers
36 views
Verify that a document matches a URL
Writing:
Quiet[Length[Import["http://www.africau.edu/images/default/sample.pdf"]]]
I get:
2
while writing:
...
2
votes
0answers
34 views
How to overcome the threshold 500 ExternalLinks for downloading of the WikipediaData?
The command, for instance,
WikipediaData["Global warming", "ExternalLinks"]
gives me 500 links only, as so as
...
1
vote
0answers
48 views
How to use EmbedCode with CloudDeploy correctly?
I ran EmbedCode[CloudDeploy[Manipulate[Plot[Sin[x + c], {x, -6, 6}], {c, -1, 1}]]] based on this instruction and obtained the html code for embedding as below:-
<...
5
votes
1answer
204 views
How to click a button to upload local file with WebExecute?
A webpage has a "browse" button to open the filesystem to select a file and upload it, in html it looks like this:
...
5
votes
3answers
143 views
Find and load all ResourceFunctions as top level functions?
I would like to be able to use ResourceFunction's as top-level symbols:
The reason being that some of them are so useful it would be really great not to have to ...
3
votes
2answers
255 views
Number of line in website [closed]
I want to download the content of the website(contains text) and only a few lines from the content (from a specific number of the line up to the last line minus specific offset). Unfortunately, I do ...
1
vote
0answers
25 views
WebImageSearch for images of high resolution?
Is there a way to specify a minimal image dimension when using WebImageSearch? Since it costs money I don't want to do a large search and then filter the results.
...
3
votes
2answers
95 views
WebExecute timeout
There isn't much tuning freedom available in the WebExecute method. If a page takes too long to load you only see a spinner or a blank for CapturePage. Does someone ...
2
votes
1answer
55 views
How can I deal with a 502 error? [closed]
I am working on a program that interfaces with a web API. Mathematica runs perfectly fine for a few hours and then, after a while, will sometimes return:
The request to URL
https://api.polygon.io/...
2
votes
1answer
154 views
Deleting missing values from a dataset
I wanted to create a dataset of all UFO sightings in April of 2018. The
AssociationThread doesn't want to work, because some of the entries are missing value, what ...
8
votes
1answer
228 views
Scrape AJAX Website with Webdriver
I hope the new Webdriver functionality can help as the normal Import and HTTPRequest don't work.
The sites I have found are a ...
1
vote
1answer
146 views
How to get URL request response in Mathematica?
I am considering the following link:
https://myimmitracker.com/en/ca/trackers/consolidated-e-apr-tracker-express-entry-permanent-residency-application
It produces the following page with a table in ...
1
vote
0answers
43 views
Chrome drive broken? [closed]
I tried this external session, as Import["Url"] is sometimes blocked by websites. But it is down now, and I really don't know why. My computer is Dell XPS 13 with ...
1
vote
2answers
84 views
What info is exchanged when using Import[url]?
When using Import with a url what information is broadcasted/sent to the receiving end of the request and is it possible to monitor/modify that information?
1
vote
0answers
39 views
How to access image from ethernet camera [duplicate]
I have a Edimax IC-3140W ethernet security camera. It acts as a web host where the video feed can be viewed in a browser. Navigating to its ip address http://ip.ip.ip.ip, it will ask for a password ...
9
votes
1answer
294 views
Import data from dynamically generated webpage
I'm trying to get data from a web-page
data=Import["https://stats.nba.com/team/1610612738/traditional/", "Data"]
It returns only a textual information. ...
11
votes
2answers
173 views
How to show Plots or Graphics in mini MMA HTTP Server?
I learned some codes to make a mini HTTP server in MMA way here.
...
3
votes
0answers
66 views
How to connect to ncbi databases for text search? MathIOmica authoring instructions now do not work [closed]
Mias's suplementary material in the notebook MmaBioinfo_Ch4_Databases contains a code for search the snp related to autism
...
2
votes
0answers
79 views
create interactive local site with backgroud mathematica calculations
This may be a bit of a weird question but I cannot figure out if this is possible. I need to write a program at work that can be used interactively. By that I mean, it will have several parameters ...
2
votes
1answer
143 views
How can I convert $\TeX$ image to Wolfram expression via MathPix
Mathpix is a tool which can covert $\TeX$ image to $\TeX$ expression, they also say they can return a string which is compatible with the Wolfram Alpha engine if possible.
I found their documentation ...
5
votes
1answer
223 views
webscraping: Wolfram notebook vs browser
In the Netherlands there is a website Funda.nl There you can find all houses for sale or for rent. I used webscraping as a tool to collect data for analyse-purpose. The script I used is like:
...
5
votes
1answer
154 views
How can I tally users on the Wolfram Challenges leaderboard?
Wolfram Challenges has a leaderboard that features users that have completed the challenges in the 'best' way, according to specified criteria like efficiency or shortness of code.
Can I use ...
3
votes
1answer
105 views
Importing data from an https server
When trying to import data from an https request I get the following error message.
...
21
votes
1answer
208 views
Upload from Mathematica to YouTube
I'd like to take some little videos I made in Mathematica and put them on YouTube. Is there a way to do this?
6
votes
1answer
135 views
Export Data from several tabs in a website
Here is the website from the official federation:
http://results.ittf.link/index.php?option=com_fabrik&view=list&listid=36&Itemid=158
I want to export the Data (the table). There are ...
0
votes
0answers
43 views
Scraping Images that are Directly Embedded in a Webpage or Dynamic?
I need to scrape URLs for photo albums like Flickr and Facebook for images from a certain event.
I'm trying to use Import["link", "Images"], as shown at
https://...
4
votes
0answers
107 views
Connecting to Twitter API Manually in Mathematica to Pull Down All Followers of a Specified User (e.g. More than 5,000)
I have been going through old StackExchange threads to see how to potentially use Mathematica's built-in connection/authentication to the Twitter API to connect to it manually, and access some ...
6
votes
1answer
395 views
Opening Mathematica file in Google drive
I have a Mathematica file in my Google drive. There is no option to open the Mathematica file directly, without downloading it.
Is it possible to directly open the file from Google drive?
