Questions tagged [web-access]

Questions about using Mathematica for accessing web sites and using such functions as URLFetch and URLSave.

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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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: ...