View rock_paper_scissors.sol
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pragma solidity ^0.8.0; | |
contract RockPaperScissors { | |
event GameCreated(address creator, uint gameNumber, uint bet); | |
event GameStarted(address[] players, uint gameNumber); | |
event GameComplete(address winner, uint gameNumber); | |
/** | |
* Use this endpoint to create a game. | |
* It is a payable endpoint meaning the creator of the game will send ether directly to it. |
View gist:6034355
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Get the Heroku db as detailed here: | |
http://devcenter.heroku.com/articles/pgbackups#exporting_via_a_backup | |
1. heroku pgbackups:capture | |
2. heroku pgbackups:url <backup_num> #=>backup_url | |
- get backup_num with cmd "heroku pgbackups" | |
3. curl -o latest.dump <backup_url> | |
Then locally do: | |
$ pg_restore --verbose --clean --no-acl --no-owner -h localhost -U myuser -d mydb latest.dump |
View gist:5799170
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<script type="text/javascript" src="https://js.balancedpayments.com/v1/balanced.js"></script> | |
<script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script> | |
<script type="text/javascript"> | |
var balanced_library = require('balanced'); | |
var balanced = new balanced_library({ | |
marketplace_uri: "##############################", | |
secret: "#########################" | |
}); |
View UIImage (WRExtension)
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@implementation UIImage (WRExtensions) | |
#pragma mark - | |
#pragma mark Scale and crop image | |
- (UIImage*)imageByScalingAndCroppingForSize:(CGSize)targetSize | |
{ | |
UIImage *sourceImage = self; | |
UIImage *newImage = nil; | |
CGSize imageSize = sourceImage.size; |
View rspec_rails_cheetsheet.rb
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#Model | |
@user.should have(1).error_on(:username) # Checks whether there is an error in username | |
@user.errors[:username].should include("can't be blank") # check for the error message | |
#Rendering | |
response.should render_template(:index) | |
#Redirecting | |
response.should redirect_to(movies_path) |
View capybara cheat sheet
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=Navigating= | |
visit('/projects') | |
visit(post_comments_path(post)) | |
=Clicking links and buttons= | |
click_link('id-of-link') | |
click_link('Link Text') | |
click_button('Save') | |
click('Link Text') # Click either a link or a button | |
click('Button Value') |
View capybara cheat sheet
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=Navigating= | |
visit('/projects') | |
visit(post_comments_path(post)) | |
=Clicking links and buttons= | |
click_link('id-of-link') | |
click_link('Link Text') | |
click_button('Save') | |
click('Link Text') # Click either a link or a button | |
click('Button Value') |
View gist:8896508
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git log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit |