Khan rezamt
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| 0x16ca25fccc9c3e1d6eea91b3272f6113f5d94d6a |
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| 0xd89D68172B10a1ad9ab9195bB05D8d04b2A4dfAf |
rezamt
/ Blockchain Training 101
Created
October 8, 2017 05:56
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| ## Ethereum 101 Course | |
| ## Blockchain Foundation | |
| What is a blockchain? | |
| What are transactions and blocks? | |
| How do P2P systems operate? | |
| The most prominent consensus mechanisms | |
| Difference between private, consortium, and public networks | |
| What does the data structure look like? |
rezamt
/ ethereum-denominations
Created
January 29, 2018 08:51
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| wei: 1 | |
| kwei: 1.000 | |
| ada: 1.000 | |
| femtoether: 1.000 | |
| mwei: 1.000.000 | |
| babbage: 1.000.000 | |
| picoether: 1.000.000 | |
| gwei: 1.000.000.000 | |
| shannon: 1.000.000.000 | |
| nanoether: 1.000.000.000 |
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| package main | |
| import ( | |
| "strconv" | |
| "fmt" | |
| ) | |
| type Node struct { | |
| value interface{} | |
| next *Node |
rezamt
/ gist:a4ea4be98475d9272444b4e54859aeeb
Created
February 24, 2018 01:36
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| # Server Command | |
| echo -e "HTTP/1.1 201 OK\r\n\r\n" | nc -l 8080 | |
| # Client Command | |
| echo "firstname=John;lastname=Smith;company=Smith & Sons;id=1234567890;" > req.txt | |
| http --form POST :8080/examplehandler 'content-type: text/plain; Accept: text/plain' < req.txt |
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| SPIFFE is to secure process to process communication | |
| 1- SPIFFE Identity | |
| spiffe://trust-domain/path | |
| 1-1 Trusted domain | |
| 1-2 path | |
| A- Identifying services directly | |
| spiffe://staging.example.com/payments/mysql or |
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| # Setting up a cluster is as simple as running: | |
| export KUBERNETES_PROVIDER=vagrant | |
| curl -sS https://get.k8s.io | bash | |
| # Will download kubernetes-server-linux-amd64.tar.gz from https://dl.k8s.io/v1.9.3 | |
| # Will download and extract kubernetes-client-darwin-amd64.tar.gz from https://dl.k8s.io/v1.9.3 | |
| # then specify number of running nodes (master + worker) | |
| export NUM_NODES=3 |
rezamt
/ azure-cli-network01
Last active
March 9, 2018 12:34
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| azure cli | |
| # resource group | |
| az group create -n "rg-demo" --location "Australia Southeast" --no-wait | |
| # ======================== Network | |
| # nsg | |
| az network nsg create -n "nsg-demo" -g "rg-demo" -l "Australia Southeast" |
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| $stName = "<chosen storage account name>" | |
| $locName = "<chosen Azure location name>" | |
| $rgName = "TestRG" | |
| New-AzureRmResourceGroup -Name $rgName -Location $locName | |
| $storageAcc = New-AzureRmStorageAccount -ResourceGroupName $rgName -Name $stName | |
| -Type "Standard_GRS" -Location $locName | |
| $singleSubnet = New-AzureRmVirtualNetworkSubnetConfig -Name singleSubnet | |
| -AddressPrefix 10.0.0.0/24 | |
| $vnet = New-AzureRmVirtualNetwork -Name TestNet -ResourceGroupName $rgName -Location $locName - AddressPrefix 10.0.0.0/16 -Subnet $singleSubnet | |
| $pip = New-AzureRmPublicIpAddress -Name TestPIP -ResourceGroupName $rgName -Location $locName - AllocationMethod Dynamic |
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