ccdle12

ELK

Elastic Search, Logstash, Kibana

A tech stack used for logging.

Log Stash Setup

Standard Input for Logstash

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VIM

VIM Cheat Sheet which may include some NERDTREE shortcuts, will ensure that NT is identified before the command is explained.

Opening and Closing Files

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Highlight the file:

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Refactoring

• Principles
  • Camping Rule
  • Good code is easily changed
  • Two Hats
  • Why Refactor?
  • When should we Refactor?
• Techniques
• Extract Function

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Grin

Project Structure

• src: The entry point of the daemon, also has the commandline interface binaries.

├── CODE_OF_CONDUCT.md
├── CONTRIBUTING.md
├── Cargo.lock
├── Cargo.toml

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Bash and Command Line

• Arrays
  • Creating an array
  • Iterating over an array
• Command Outputs
  • Muting
• Files
  • Appending to Files
• For Loop

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uint8_t expected[]{
        0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // template id
        0x00, // future template
        0x00, 0x00, 0x00, 0x30, // version
        0x02, 0x00, 0x00, 0x00, // coinbase tx version
        0x05, 0x04, // coinbase_prefix len // TODO: Check with the Rust Stratum impl for a off-by-one bug
        0x03, 0x01, 0x21, 0x00,  // coinbase_prefix
        0xff, 0xff, 0xff, 0xff, // coinbase_tx_input_sequence
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // coinbase_tx_value remaining
        0x00, 0x00, 0x00, 0x00, // cointbase_tx_outputs count