raise ValueError("Usecols do not match names.")
https://stackoverflow.com/questions/37395881/pandas-read-in-txt-file-without-headers
https://stackoverflow.com/questions/37395881/pandas-read-in-txt-file-without-headers
other:
https://docs.python.org/3/library/functions.html
Friday, September 29, 2017
Thursday, September 28, 2017
Wednesday, September 27, 2017
Monday, September 25, 2017
data processing for machine learning ---scratch pad
Grab the 1st three rows of data files to analyze:
cat ex2x.dat | awk 'NR >= 1 && NR <= 3 { print }' > ex2x.short.dat
cat ex2y.dat | awk 'NR >= 1 && NR <= 3 { print }' > ex2y.short.dat
https://stackoverflow.com/questions/6491532/how-to-subset-a-file-select-a-numbers-of-rows-or-columns
cat ex2x.dat | awk 'NR >= 1 && NR <= 3 { print }' > ex2x.short.dat
cat ex2y.dat | awk 'NR >= 1 && NR <= 3 { print }' > ex2y.short.dat
https://stackoverflow.com/questions/6491532/how-to-subset-a-file-select-a-numbers-of-rows-or-columns
Thursday, September 21, 2017
working with Unreal Engine to Prep for AirSim
Follow the steps here:
http://www.hpique.com/2013/09/updating-a-fork-directly-from-github/
"
Here’s how to update your fork directly from GitHub (as shown in the video above):
-----------------------------------------
git clone https://github.com/bshambaugh/UnrealEngine
-----------------------------------------
sh Setup.sh
Registering git hooks... (this will override existing ones!)
Setup.sh: 39: Setup.sh: pushd: not found
How to use pushd and popd:
https://unix.stackexchange.com/questions/77077/how-do-i-use-pushd-and-popd-commands
How to use source:
https://ss64.com/bash/source.html
http://www.hpique.com/2013/09/updating-a-fork-directly-from-github/
"
Here’s how to update your fork directly from GitHub (as shown in the video above):
- Open your fork on GitHub.
- Click on Pull Requests.
- Click on New Pull Request. By default, GitHub will compare the original with your fork, and there shouldn’t be anything to compare if you didn’t make any changes.
- Click on switching the base. Now GitHub will compare your fork with the original, and you should see all the latest changes.
- Click on Click to create a pull request for this comparison and assign a predictable name to your pull request (e.g., Update from original).
- Click on Send pull request.
- Scroll down and click Merge pull request and finally Confirm merge. If your fork didn’t have any changes, you will be able to merge it automatically."
-----------------------------------------
git clone https://github.com/bshambaugh/UnrealEngine
-----------------------------------------
sh Setup.sh
Registering git hooks... (this will override existing ones!)
Setup.sh: 39: Setup.sh: pushd: not found
How to use pushd and popd:
https://unix.stackexchange.com/questions/77077/how-do-i-use-pushd-and-popd-commands
How to use source:
https://ss64.com/bash/source.html
Wednesday, September 20, 2017
how do I get search with gitter? well I could build it...initial survey
Get Messages to search for a particular one:
First get the ID:
curl -X POST -i -H "Content--H "Accept: application/json" -H "Authorization: Bearer {{token}}" "https://api.gitter.im/v1/rooms" -d '{"uri":"solid/node-solid-server"}'
Remember authorization: https://developer.gitter.im/docs/authentication
Then get the messages by the room id:
https://developer.gitter.im/docs/rooms-resource
First get the ID:
curl -X POST -i -H "Content--H "Accept: application/json" -H "Authorization: Bearer {{token}}" "https://api.gitter.im/v1/rooms" -d '{"uri":"solid/node-solid-server"}'
Remember authorization: https://developer.gitter.im/docs/authentication
Then get the messages by the room id:
https://developer.gitter.im/docs/rooms-resource
https://api.gitter.im/v1/rooms/:roomId/chatMessages
Then add this JSON object to your index
For a process that updates, use the streaming API: https://developer.gitter.im/docs/streaming-api
For indexing: https://cwiki.apache.org/confluence/display/solr/Transforming+and+Indexing+Custom+JSON
log: gitter:solid/node-solid-server
Brent Shambaugh
@bshambaugh
11:28
I'm trying to learn about how to access SOLiD with FOAF+SSL and other semantic web resources from JavaScript. I can look up the flow diagram for how the protocol works, but I found I did not know about CORS or much about writing code for Authorization or Authentication. Thus I'm going through the process of watching videos about XMLHttpRequests and how to work with OAuth in JavaScript (even though WebID with foaf+ssl is a bit different). I'm learning about setting headers, expanding my knowledge of xhr structure, working with proxy servers for CORS, working with access tokens, ....
[Edit: https://www.youtube.com/watch?v=82hnvUYY6QA , https://www.youtube.com/watch?v=eogjvTurTN8 ]
I find populating my mind with information, and gradually refining over time as I discover things is an effective way to eventually reach a solution when at first there does not appear to be a explicit and verbose algorithm in my mind to do so.
Is a gradual convergence approach a good idea as any?
Dmitri Zagidulin
@dmitrizagidulin
11:30
it's as good an approach as any. (though I would look at 'fetch' api, instead of XmlHttpRequest'
Brent Shambaugh
@bshambaugh
11:35
@dmitrizagidulin Okay, thanks!
Brent Shambaugh
@bshambaugh
11:44
Looping back, it looks with FetchAPI is a WhatWG Standard and it is documented by MDN and Google Developers. I recall this mentioned before by those in this group as an approach, so I have considerable confidence I'm synchronizing to your efforts. Maybe I'll help with the docs if I get any good.
Verified: solid/solid-web-client#20
[Edit: https://github.com/solid/solid-web-client/issues/20]
[Edit: https://fetch.spec.whatwg.org/ , https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API , https://davidwalsh.name/fetch , https://github.com/github/fetch , https://developers.google.com/web/updates/2015/03/introduction-to-fetch , https://www.youtube.com/watch?v=0bec1BmeY4c ( JavaScript Fetch Api Example - A Real World App) ]
@bshambaugh
11:28
I'm trying to learn about how to access SOLiD with FOAF+SSL and other semantic web resources from JavaScript. I can look up the flow diagram for how the protocol works, but I found I did not know about CORS or much about writing code for Authorization or Authentication. Thus I'm going through the process of watching videos about XMLHttpRequests and how to work with OAuth in JavaScript (even though WebID with foaf+ssl is a bit different). I'm learning about setting headers, expanding my knowledge of xhr structure, working with proxy servers for CORS, working with access tokens, ....
[Edit: https://www.youtube.com/watch?v=82hnvUYY6QA , https://www.youtube.com/watch?v=eogjvTurTN8 ]
I find populating my mind with information, and gradually refining over time as I discover things is an effective way to eventually reach a solution when at first there does not appear to be a explicit and verbose algorithm in my mind to do so.
Is a gradual convergence approach a good idea as any?
Dmitri Zagidulin
@dmitrizagidulin
11:30
it's as good an approach as any. (though I would look at 'fetch' api, instead of XmlHttpRequest'
Brent Shambaugh
@bshambaugh
11:35
@dmitrizagidulin Okay, thanks!
Brent Shambaugh
@bshambaugh
11:44
Looping back, it looks with FetchAPI is a WhatWG Standard and it is documented by MDN and Google Developers. I recall this mentioned before by those in this group as an approach, so I have considerable confidence I'm synchronizing to your efforts. Maybe I'll help with the docs if I get any good.
Verified: solid/solid-web-client#20
[Edit: https://github.com/solid/solid-web-client/issues/20]
[Edit: https://fetch.spec.whatwg.org/ , https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API , https://davidwalsh.name/fetch , https://github.com/github/fetch , https://developers.google.com/web/updates/2015/03/introduction-to-fetch , https://www.youtube.com/watch?v=0bec1BmeY4c ( JavaScript Fetch Api Example - A Real World App) ]
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