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Simple Technical Guide for RGB++ Development

RGB++ Code Examples

• Find code examples at https://github.com/ckb-cell/rgbpp-sdk/tree/develop/examples/rgbpp

Components

• CKB Scripts (Contracts)
• CKB Bitcoin SPV Type Script: A type script for Bitcoin SPV clients which synchronize Bitcoin state into CKB

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General

Nervos Network RFCs

These RFCs (Request for Comments) are proposals, standards, and documentation related to the Nervos Network.

Nervos Development Workshops

This video series provides the tools and knowledge you need to start building on Nervos. Our experienced developers will take you through the process of building on Nervos, step by step.

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cmd:
time docker logs docker-1 -f --tail 1000000 2>&1 | egrep error --color

grep
Executed in   10.43 secs    fish           external
   usr time    6.51 secs  254.00 micros    6.51 secs
   sys time    1.23 secs  979.00 micros    1.23 secs

egrep
________________________________________________________

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The available ISA revisions are:

• ISA_A: The original ColdFire instruction set architecture

• ISA_B: Added improved data movement instructions, byte- and word-sized compares, miscellaneous enhancements

• ISA_C: Added instructions for improved bit manipulation

• FPU: Original ColdFire instruction set architecture for floating-point unit (FPU)

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# https://stackoverflow.com/a/28039894/7365437

git init <repo>
cd <repo>
git remote add origin <url>
git config core.sparsecheckout true
echo "path/to/your/dir/*" >> .git/info/sparse-checkout
git pull --depth=1 origin branch_you_want

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export USER_AT_HOST="your-user-name-on-host@hostname"
export PUBKEYPATH="$HOME/.ssh/id_rsa.pub"

ssh $USER_AT_HOST "powershell New-Item -Force -ItemType Directory -Path \"\$HOME\\.ssh\"; Add-Content -Force -Path \"\$HOME\\.ssh\\authorized_keys\" -Value '$(tr -d '\n\r' < "$PUBKEYPATH")'"

see also: https://code.visualstudio.com/docs/remote/troubleshooting#_quick-start-using-ssh-keys

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[wsl2]
memory=3GB       # Limits VM memory in WSL 2 up to 3GB
#localhostForwarding=true
processors=3        # How many processors to assign to the WSL2 VM.
swap=2GB            # How much swap space to add to the WSL2 VM. 0 for no swap file.

# see also:
# https://itnext.io/wsl2-tips-limit-cpu-memory-when-using-docker-c022535faf6f
# https://blog.simonpeterdebbarma.com/2020-04-memory-and-wsl/

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What is CKB?

An abbreviation which can have different meanings depending on the context:

• Common Knowledge Base - The layer 1 blockchain of the Nervos Network.
• Common Knowledge Byte - The native token of the Nervos Common Knowledge Base.

Cell

Cells are the primary state units in CKB and assets owned by users. They must follow associated validation rules specified by scripts.

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# Accessing the Docker API without any restriction is a security concern: 
# If Traefik is attacked, then the attacker might get access to the underlying host.
# 
# This docker compose file expose the Docker socket over TCP, instead of the default Unix socket file.
#
# See also:
# https://docs.traefik.io/v2.3/providers/docker/#docker-api-access
# https://liquidat.wordpress.com/2018/12/12/howto-launch-traefik-as-a-docker-container-in-a-secure-way/

version: '3.8'