- https://igorzhivilo.com
- @warolv
- @igorzhivilo
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git reset --soft HEAD^ -> undo last commit and save changes | |
git reset --hard HEAD~1 -> undo last commit and remove changes | |
git reset --hard HEAD~2 -> undo 2 last commits and remove changes | |
git revert commit-hash -> create new commit which reverts last commit | |
git checkout . -> remove all uncommitted changes | |
git checkout filename -> undo changes in specific file | |
git clear -df -> remove all untracked files | |
git rm filename -> remove file from index, after your did git add filename | |
git commit --amend -> change message of last commit |
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## Playing with k8s API | |
### Prerequisites: existing k8s cluster, using 'EKS' in my case: | |
### Create serviceAccount: 'play-with-k8s-api' | |
kubectl -n default create serviceaccount play-with-k8s-api | |
### Create secret for 'play-with-k8s-api' SA: | |
#### Using version 1.24 -> need to create secret manually for SA |
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apiVersion: v1 | |
kind: ServiceAccount | |
metadata: | |
name: httpbin | |
namespace: play-with-fargate | |
--- | |
apiVersion: v1 | |
kind: Service | |
metadata: | |
name: httpbin |
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apiVersion: v1 | |
kind: Service | |
metadata: | |
name: echoserver | |
spec: | |
ports: | |
- port: 80 | |
targetPort: 8080 | |
selector: | |
app: echoserver |
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ApiVersion: eksctl.io/v1alpha5 | |
kind: ClusterConfig | |
metadata: | |
name: eks-ci-cd | |
region: us-east-1 | |
vpc: | |
subnets: | |
private: | |
us-east-1a: | |
id: "subnet-private-id1" |
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$(document) | |
.on('ajax:beforeSend', '#scheduling_options_form', function() { | |
console.log('beforeSend'); | |
$('.ajax-loader').show(); | |
}) | |
.on('ajax:success', '#scheduling_options_form', function(data, status, xhr) { | |
console.log('Success'); | |
$('.ajax-loader').hide(); | |
}) | |
.on('ajax:error', '#scheduling_options_form', function(data, status, xhr) { |
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angular.element(document).ready -> |
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source 'https://rubygems.org' | |
ruby '2.0.0' | |
gem 'rails', '4.0.1' | |
group :production do | |
gem 'pg' | |
gem 'rails_12factor' | |
end |
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rake generate # Generates posts and pages into the public directory | |
rake watch # Watches source/ and sass/ for changes and regenerates | |
rake preview # Watches, and mounts a webserver at http://localhost:4000 | |
rake 'new_post["Building Form Ajax Validator"]' # Generate new post | |
# Create a new page | |
rake new_page[super-awesome] | |
rake new_page[super-awesome/page.html] | |
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Post.all.index_by { |post| post.id } | |
# => { 1 => #<Post ...>, 2 => #<Post ...>, ... } | |
Post.all.index_by(&:title) | |
# => { "My first post" => #<Post ...>, "My second post" => #<Post ...>, ... } |
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