Recommendations to enhance DockerLabs with advanced labs and visuals

.forestry/front_matter/templates/docker-desktop.yml

@@ -0,0 +1,4 @@
+---
+label: Docker Desktop
+hide_body: false
+fields: []

.forestry/front_matter/templates/docker-security.yml

@@ -0,0 +1,4 @@
+---
+label: Docker Security
+hide_body: false
+fields: []

.forestry/settings.yml

@@ -0,0 +1,27 @@
+---
+new_page_extension: md
+auto_deploy: false
+admin_path: 
+webhook_url: 
+sections:
+- type: jekyll-pages
+  label: Pages
+  create: documents
+- type: jekyll-posts
+  label: Posts
+  create: all
+upload_dir: uploads
+public_path: "/uploads"
+front_matter_path: ''
+use_front_matter_path: false
+file_template: ":filename:"
+build:
+  preview_env:
+  - JEKYLL_ENV=staging
+  preview_output_directory: _site
+  install_dependencies_command: bundle install --path vendor/bundle
+  preview_docker_image: forestryio/ruby:2.6
+  mount_path: "/srv"
+  working_dir: "/srv"
+  instant_preview_command: bundle exec jekyll serve --drafts --unpublished --future
+    -d _site

.github/FUNDING.yml

@@ -1,7 +1,6 @@
 # These are supported funding model platforms
 
-github: [ajeetraina]
+github: [collabnix]
 ko_fi: # http://ko-fi.com/K3K5AZX5
-tidelift: npm/babel
 community_bridge: # collabnix
 custom: # http://ko-fi.com/K3K5AZX5

Gemfile.lock

@@ -8,7 +8,7 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.0.5)
+    activesupport (6.0.6.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -22,7 +22,7 @@ GEM
       execjs
     coffee-script-source (1.11.1)
     colorator (1.1.0)
-    commonmarker (0.23.4)
+    commonmarker (0.23.7)
     concurrent-ruby (1.1.10)
     dnsruby (1.61.9)
       simpleidn (~> 0.1)
@@ -243,11 +243,15 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.15.0)
+    minitest (5.17.0)
     multipart-post (2.1.1)
-    nokogiri (1.13.6-arm64-darwin)
+    nokogiri (1.15.4-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.13.6-x86_64-darwin)
+    nokogiri (1.15.4-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.15.4-x86_64-linux)
+      racc (~> 1.4)
+    nokogiri (1.13.6-x86_64-linux)
       racc (~> 1.4)
     octokit (4.22.0)
       faraday (>= 0.9)
@@ -258,7 +262,7 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (4.0.7)
-    racc (1.6.0)
+    racc (1.7.1)
     rainbow (3.1.1)
     rb-fsevent (0.11.1)
     rb-inotify (0.10.1)
@@ -296,7 +300,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
-    tzinfo (1.2.9)
+    tzinfo (1.2.11)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext
@@ -308,10 +312,11 @@ GEM
       rexml (~> 3.2)
     webrick (1.7.0)
     yell (2.2.2)
-    zeitwerk (2.5.4)
+    zeitwerk (2.6.6)
 
 PLATFORMS
   universal-darwin-21
+  x86_64-linux
 
 DEPENDENCIES
   github-pages

Tutorials/Dockerfile

@@ -0,0 +1,27 @@
+# Python base image 
+
+FROM python:3.9-slim 
+
+
+
+# Set the working directory inside the container 
+
+WORKDIR /app 
+
+
+
+# Copy the Python script into the container 
+
+COPY code_1.py . 
+
+
+
+# Install any necessary dependencies 
+
+RUN pip install pandas matplotlib scikit-learn 
+
+
+
+# Command to run the Python script when the container starts 
+
+CMD ["python", "code_1.py"] 

Tutorials/intro_1.py

@@ -0,0 +1,65 @@
+import pandas as pd 
+
+import matplotlib.pyplot as plt 
+
+from sklearn.datasets import load_iris 
+
+from sklearn.model_selection import train_test_split 
+
+from sklearn.ensemble import RandomForestClassifier 
+
+from sklearn.metrics import accuracy_score 
+
+
+
+# Load the Iris dataset 
+
+iris = load_iris() 
+
+data = pd.DataFrame(data=iris.data, columns=iris.feature_names) 
+
+target = pd.Series(data=iris.target) 
+
+
+
+# Data Exploration 
+
+print("Dataset Description:") 
+
+print(data.describe()) 
+
+
+
+# Data Visualization 
+
+data.plot(kind='box', subplots=True, layout=(2, 2), sharex=False, sharey=False) 
+
+plt.show() 
+
+
+
+# Train-test split 
+
+X_train, X_test, y_train, y_test = train_test_split(data, target, test_size=0.2, random_state=42) 
+
+
+
+# Train a Random Forest Classifier 
+
+rf_classifier = RandomForestClassifier(n_estimators=100, random_state=42) 
+
+rf_classifier.fit(X_train, y_train) 
+
+
+
+# Make predictions 
+
+y_pred = rf_classifier.predict(X_test) 
+
+
+
+# Calculate accuracy 
+
+accuracy = accuracy_score(y_test, y_pred) 
+
+print("Accuracy:", accuracy) 

Tutorials/step3tostep7.txt

@@ -0,0 +1,10 @@
+docker build -t data_science_image . 
+docker run -it data_science_image 
+docker build -t myimage:1.0
+python  script_1.py 
+docker exec -it <container_name> python /path/to/code_1.py
+docker login 
+docker tag data_science_image collabnix12/data_science_image:v1.0 
+docker push collabnix12/data_science_image:v1.0 
+docker pull collabnix12/data_science_image:v1.0 
+docker run -it collabnix12/data_science_image:v1.0 

_layouts/default.html

@@ -38,13 +38,16 @@ <h2 class="project-tagline">{{ page.description | default: site.description | de
         <a href="{{ site.github.repository_url }}" class="btn">View on GitHub</a>
       {% endif %}
       {% if site.show_downloads %}
-        <a href="https://launchpass.com/collabnix" class="btn">Join Slack</a>
+        <a href="https://join.slack.com/t/collabnix/shared_invite/zt-1gank9ask-YM4ZbCtRq2id9G2o01ItgA" class="btn">Join Slack</a>
      {% endif %}
       {% if site.show_downloads %}
         <a href="https://collabnix.com/docker-cheatsheet/" class="btn">Docker Cheatsheet</a>
      {% endif %}
         {% if site.show_downloads %}
         <a href="https://collabnix.com/docker-compose-cheatsheet/" class="btn">Docker Compose Cheatsheet</a>
+     {% endif %}
+        {% if site.show_downloads %}
+        <a href="https://twitter.com/collabnix" class="btn">Follow us on Twitter</a>
      {% endif %}
 
     </header>
@@ -55,13 +58,17 @@ <h2 class="project-tagline">{{ page.description | default: site.description | de
 
 
       <footer class="site-footer">
-
+
+
 
               <h3> Practice Docker Tutorial </h3>
         <button> <a href=" https://www.onworks.net/runos/start-os.html?home=init&os=ubuntu-16.04.6-desktop-i386"> free Ubuntu VM </a></button>
 
         <div class="hackr-widget" data-tutorial="dockerlabs-docker-and-kubernetes" data-type="1"></div><script src="https://hackr.io/widget.js?v=1.0"></script>
         {% if site.github.is_project_page %}
+        <h3> Join Collabnix Discord Channel </h3>
+
+       <iframe src="https://discordapp.com/widget?id=1020180904129335379&theme=dark" width="830" height="500" allowtransparency="true" frameborder="0"></iframe>
        <a class="twitter-timeline" data-width="1200" data-height="500" href="https://twitter.com/collabnix?ref_src=twsrc%5Etfw">Tweets by collabnix</a> <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
 
 

_site/beginners/dockerfile/lab4_dockerfile_copy.md

@@ -1,5 +1,5 @@
 # Lab #3: Create an image with COPY instruction
-The COPY instruction copies files or directories from source and adds them to the filesystem of the container at destinatio.
+The COPY instruction copies files or directories from source and adds them to the filesystem of the container at destination.
 
 Two form of COPY instruction
 ```

_site/play-with-docker/Portus/Gemfile

@@ -52,7 +52,7 @@ def packaging?
 end
 
 # If the deployment is done through Puma, include it in the bundle.
-gem "puma", "~> 4.3.12" if ENV["PORTUS_PUMA_DEPLOYMENT"] == "yes" || !packaging?
+gem "puma", "~> 5.6.7" if ENV["PORTUS_PUMA_DEPLOYMENT"] == "yes" || !packaging?
 
 # In order to create the Gemfile.lock required for packaging
 # meaning that it should contain only the production packages

_site/play-with-docker/Portus/Gemfile.lock

@@ -177,7 +177,7 @@ GEM
     listen (3.0.6)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9.7)
-    loofah (2.5.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.10)
@@ -192,16 +192,17 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.14.1)
     multi_json (1.11.2)
     multipart-post (2.0.0)
     mysql2 (0.3.18)
     nenv (0.3.0)
-    net-ldap (0.11)
+    net-ldap (0.16.2)
     nio4r (2.5.8)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     notiffany (0.0.8)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -231,12 +232,13 @@ GEM
       activerecord (>= 3.0)
       i18n (>= 0.5.0)
       railties (>= 3.0.0)
-    puma (4.3.12)
+    puma (5.6.7)
       nio4r (~> 2.0)
     pundit (1.0.1)
       activesupport (>= 3.0.0)
     quiet_assets (1.1.0)
       railties (>= 3.1, < 5.0)
+    racc (1.6.1)
     rack (1.6.13)
     rack-mini-profiler (0.9.3)
       rack (>= 1.1.3)
@@ -264,8 +266,8 @@ GEM
       activesupport (>= 3.2)
       choice (~> 0.2.0)
       ruby-graphviz (~> 1.2)
-    rails-html-sanitizer (1.3.0)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     rails_stdout_logging (0.0.5)
     railties (4.2.8)
       actionpack (= 4.2.8)
@@ -436,7 +438,7 @@ DEPENDENCIES
   poltergeist
   pry-rails
   public_activity
-  puma (~> 4.3.12)
+  puma (~> 5.6.7)
   pundit
   quiet_assets
   rack-mini-profiler

_site/play-with-docker/Portus/Portus.1/Gemfile

@@ -52,7 +52,7 @@ def packaging?
 end
 
 # If the deployment is done through Puma, include it in the bundle.
-gem "puma", "~> 4.3.12" if ENV["PORTUS_PUMA_DEPLOYMENT"] == "yes" || !packaging?
+gem "puma", "~> 5.6.7" if ENV["PORTUS_PUMA_DEPLOYMENT"] == "yes" || !packaging?
 
 # In order to create the Gemfile.lock required for packaging
 # meaning that it should contain only the production packages