Questions tagged [web-access]
Questions about using Mathematica for accessing web sites and using such functions as URLFetch and URLSave.
195
questions
1
vote
1answer
64 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
988 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
736 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
318 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
50 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
30 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 ...
3
votes
2answers
65 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
76 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
49 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
32 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
32 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
32 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
136 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:
...
4
votes
3answers
133 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
252 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
24 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
78 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
49 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
120 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
193 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
115 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
41 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
77 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
36 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
252 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. ...
10
votes
2answers
127 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
59 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
77 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
117 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
180 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
143 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
94 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
203 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
107 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
40 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
92 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
342 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?
2
votes
2answers
129 views
Export an image as pdf that acts as a link mathematica
Anyone knows if it is possible to export an image as a pdf and this image should act as a link to a website when one clicks on it form within a pdf viewer ?
7
votes
1answer
342 views
Programmatic browser interaction: How to click on web-page and get new URL and list of links
In Mathematica it's easy to Import data from the web and perform all sort of Web Operations. But the later doesn't allow to simulate a more interactive browser ...
2
votes
1answer
80 views
Select the right XMLelement
I scrape data from a public website about houses for rent. All pages have the same structure. But the pages can differ in the amount of information.
Below I give two examples:
page/house 1:
...
3
votes
1answer
329 views
Getting data using webscraping (Obtaining links from search engine with redirect)
In the past I have used the function Import in relation with "Hyperlink" to collect hyperlinks and data from the internet.
For ...
1
vote
0answers
128 views
Download YouTube files using Mathematica
I am not that familiar with other languages, but I know Mathematica is powerful enough to excess webpage data (youtube copyright free database). I want to download sound effects from YouTube, but I ...
4
votes
0answers
63 views
Possible memory leak in URLRead? (MMA v11.3)
I was writing a API with a lot of http requests, when I noticed Mathematica was slowly using more and more memory, and after some debugging I think the culprit is ...
7
votes
1answer
153 views
Does Dropbox sync smartly notebook files? [duplicate]
It is said that Dropbox employs a Delta Sync technology where only the modified part of a file is updated through the internet. I was just wondering if it holds for notebook files.
I sometimes ...
4
votes
2answers
72 views
Pulling sections from a webpage
I'm trying to get specific sections from a webpage using Mathematica. I've started by importing the webpage, and getting the section "headers" that I want:
...
1
vote
0answers
59 views
How to I start viewing a YouTube Video at, say, 7 minutes in? [closed]
It is very easy to load and run a YouTube video, for example via:
...
7
votes
1answer
132 views
How to cache results of WebImageSearch?
Every call to WebImageSearch costs money (wolfram service credits), thus, I would like to page through results without having to redownload them.
Given the ...
17
votes
1answer
268 views
How can I get every function a user has made on StackExchange?
Yesterday I was looking at one of Henrik Schumacher's answers and realizing that it'd be useful to some of these functions more accessible for reuse. Copy-and-paste is nice, but better would be a ...
1
vote
1answer
94 views
HTTPRequest with multiple parameters
Want to use the API from this site.
I'm having trouble using the same parameters.
But I can do this with curl as shown on the site:
...
3
votes
2answers
112 views
Importing from an API that has non UTF-8 strings
I am new to both Mathematica and API's. I am trying to access a dictionary of player-ids to names from the website datdota.com, but some of them have chinese characters.
relevant code:
...
