cleaning up broken or redirected links

mattmakai · mattmakai · commit 49f5aa938ae4 · 2021-08-25T10:18:43.000-04:00
diff --git a/content/pages/01-introduction/05-enterprise-python.markdown b/content/pages/01-introduction/05-enterprise-python.markdown
@@ -70,7 +70,7 @@ best maintained and fully featured pieces of code for any language.
 
 Meanwhile, some of the traditional enterprise software development languages 
 such as Java have languished due to underinvestment by their major corporate 
-backers. When [Oracle purchased Sun Microsystems in 2009](https://www.oracle.com/corporate/pressrelease/oracle-buys-sun-042009.html)
+backers. When Oracle purchased Sun Microsystems in 2009,
 there was a long lag time before Java was enhanced with new language features
 in Java 7.  Oracle also 
 [bundles unwanted adware with the Java installation](http://www.engadget.com/2015/03/06/java-adware-mac/),
diff --git a/content/pages/04-web-development/00-web-development.markdown b/content/pages/04-web-development/00-web-development.markdown
@@ -92,14 +92,6 @@ world.
   the creation of the URL. This is a great read that provides historical
   context for why things are the way they are with the web.
 
-* [Web app checklist](http://dhilipsiva.com/webapp-checklist/) presents 
-  good practices that developers building and [deploying](/deployment.html) 
-  web applications should follow. Don't worry about having every single
-  one of these recommendations implemented before getting your site
-  live, but it is worthwhile to review the list to make sure there is not
-  something obvious you can handle in a few minutes that will improve
-  your site's security, performance or usability.
-
 * [The Browser Hacker's Guide to Instantly Loading Everything](https://www.youtube.com/watch?v=7vUs5yOuv-o)
   is a spectacular technical talk given by Addy Osmani at JSConf EU 2017
   that has great bits of developer knowledge for both beginner and 
diff --git a/content/pages/04-web-development/02-django.markdown b/content/pages/04-web-development/02-django.markdown
@@ -121,7 +121,7 @@ These books and tutorials assume that you know the basics of building
 Django and want to go further to become much more knowledgeable about
 the framework.
 
-* [2 Scoops of Django](https://www.twoscoopspress.com/collections/django/products/two-scoops-of-django-1-11)
+* [2 Scoops of Django](https://www.feldroy.com/books/two-scoops-of-django-3-x)
   by Daniel Greenfeld and Audrey Roy is well worth the price of admission if
   you're serious about learning how to correctly develop Django websites.
   
diff --git a/content/pages/04-web-development/17-css.markdown b/content/pages/04-web-development/17-css.markdown
@@ -190,12 +190,6 @@ web application's design.
   talk about tables, because that was the only way to position anything
   back in the day.
 
-* [CSS: The bad bits](https://www.joeforshaw.com/blog/css-the-bad-bits-and-how-to-avoid-them)
-  examines global scope, implicit percentage styling rules and the z-index
-  which can be difficult to use and require some restraint to ensure they
-  do not cause issues for the rest of your stylesheet rules as you create
-  and maintain your frontend.
-
 * [Improving Your CSS with Parker](https://csswizardry.com/2016/06/improving-your-css-with-parker/)
   shows how to use the static CSS analysis tool 
   [Parker](https://github.com/katiefenn/parker/) to improve your stylesheets.
diff --git a/content/pages/04-web-development/28-celery.markdown b/content/pages/04-web-development/28-celery.markdown
@@ -176,6 +176,7 @@ web framework of your choice.
   looks at how to configure Celery to handle long-running tasks in a
   Django app.
 
+
 ### Celery deployment resources
 Celery and its broker run separately from your web and WSGI servers so it 
 adds some additional complexity to your [deployments](/deployment.html). The 
diff --git a/content/pages/04-web-development/42-websockets.markdown b/content/pages/04-web-development/42-websockets.markdown
@@ -7,10 +7,10 @@ sidebartitle: WebSockets
 meta: WebSockets are a protocol for full-duplex web communications. Learn about WebSockets on Full Stack Python.
 
 
-A WebSocket is a [standard protocol](http://tools.ietf.org/html/rfc6455) for 
-two-way data transfer between a client and server. The WebSockets protocol 
-does not run over HTTP, instead it is a separate implementation on top of 
-[TCP](http://en.wikipedia.org/wiki/Transmission_Control_Protocol).
+A WebSocket is a [standard protocol](https://datatracker.ietf.org/doc/html/rfc6455)
+for two-way data transfer between a client and server. The WebSockets 
+protocol does not run over HTTP, instead it is a separate implementation 
+on top of [TCP](http://en.wikipedia.org/wiki/Transmission_Control_Protocol).
 
 
 ## Why use WebSockets?
@@ -193,9 +193,7 @@ own project.
 
 * [websockets](https://github.com/aaugustin/websockets) is a WebSockets 
   implementation for Python 3.3+ written with the 
-  [asyncio](https://docs.python.org/3.4/library/asyncio.html) module (or with 
-  [Tulip](https://code.google.com/p/tulip/) if you're working with 
-  Python 3.3).
+  [asyncio](https://docs.python.org/3.9/library/asyncio.html) module.
 
 * [Speeding up Websockets 60X](https://www.willmcgugan.com/blog/tech/post/speeding-up-websockets-60x/)
   is a cool experiment in coding loops different ways to eek out more 
@@ -204,10 +202,6 @@ own project.
   of how tweaking and tuning can produce outsized returns in some 
   applications.
 
-* The [Choose Your Own Adventure Presentations](https://www.twilio.com/blog/2014/11/choose-your-own-adventure-presentations-with-reveal-js-python-and-websockets.html)
-  tutorial uses WebSockets via gevent on the server and socketio.js for 
-  pushing vote count updates from the server to the client. 
-
 * [Adding Real Time to Django Applications](http://crossbar.io/docs/Adding-Real-Time-to-Django-Applications/)
   shows how to use Django and Crossbar.io to implement a publish/subscribe
   feature in the application.
diff --git a/content/pages/04-web-development/46-webhooks.markdown b/content/pages/04-web-development/46-webhooks.markdown
@@ -33,11 +33,6 @@ otherwise independent web applications.
   explanation of this concept that also contains some basic security 
   considerations when using them.
 
-* [How to Listen for Webhooks with Python](https://blog.bearer.sh/consume-webhooks-with-python/)
-  has code examples in both [Flask](/flask.html) and [Django](/django.html)
-  for how to receive an HTTP POST webhook request, as well as how to test
-  it locally with Ngrok.
-
 * [Webhooks for Beginners - Full Course](https://www.youtube.com/watch?v=41NOoEz3Tzc)
   is an entire free video course that shows both how to use and implement
   webhooks into applications.
diff --git a/content/pages/06-devops/11-caching.markdown b/content/pages/06-devops/11-caching.markdown
@@ -45,11 +45,6 @@ A cache can be created for multiple layers of the stack.
   reading even though the author is describing his Microsoft code as the 
   impetus for writing the content.
 
-* While caching is a useful technique in many situations, it's important
-  to also note that there are 
-  [downsides to caching](https://msol.io/blog/tech/2015/09/05/youre-probably-wrong-about-caching/)
-  that many developers fail to take into consideration.
-
 * [Caching at Reddit](https://redditblog.com/2017/1/17/caching-at-reddit/)
   covers monitoring, tuning and scaling for the very high scale 
   [Reddit.com](https://www.reddit.com/) website.
diff --git a/content/posts/200809-transcribe-recordings-speech-text-assemblyai.markdown b/content/posts/200809-transcribe-recordings-speech-text-assemblyai.markdown
@@ -470,7 +470,7 @@ transcribe recordings with speech into text output.
 Next, take a look at some of their more advanced documentation that goes
 beyond the basics in this tutorial:
 
-* [Supported file formats](https://docs.assemblyai.com/overview/supported-file-formats)
+* [Supported file formats](https://docs.assemblyai.com/faqs/supported-file-formats)
 * [Transcribing dual channel/stereo recordings](https://docs.assemblyai.com/guides/transcribing-dual-channel-stereo-recordings)
 * [Getting speaker labels (speaker diarization)](https://docs.assemblyai.com/guides/getting-speaker-labels-speaker-diarization)
 
diff --git a/content/posts/201009-accurate-twilio-voice-call-recording-transcriptions-assemblyai.markdown b/content/posts/201009-accurate-twilio-voice-call-recording-transcriptions-assemblyai.markdown
@@ -14,7 +14,7 @@ is commonly used to initiate and receive phone calls, but the transcription
 accuracy for [recordings](https://www.twilio.com/docs/voice/api/recording) 
 often leaves a lot to be desired. In this tutorial, we'll see how to connect an
 outbound phone call powered by the Twilio Voice API with 
-[AssemblyAI's deep learning transcription API](https://docs.assemblyai.com/guides/transcribing-an-audio-file-recording)
+[AssemblyAI's deep learning transcription API](https://docs.assemblyai.com/overview/getting-started)
 to get significantly more accurate speech-to-text output.
 
 
@@ -546,7 +546,7 @@ that needs high quality text-to-speech transcription. If the results
 aren't quite good enough for you, check out this tutorial on
 [boosting accuracy for keywords or phrases](https://docs.assemblyai.com/guides/boosting-accuracy-for-keywords-or-phrases)
 as well as
-[selecting a model that better matches your data](https://docs.assemblyai.com/guides/transcribing-with-a-different-acoustic-or-custom-language-model).
+[better matching your data with topic detection](https://docs.assemblyai.com/guides/iab-categorization).
 
 
 ## What now?
