brianredbeard

list spot

a simple utility to quickly identify the cheapest spot location for an instance type

examples

❯ AWS_PROFILE=redbeard python3.11 lspot.py --help
usage: lspot.py [-h] [--json] [--table] [-v] [-1] [-r REGION] instance_type

brianredbeard

>>> Explain how the vector extension for RISC-V works.  Provide definitions of key concepts and components, how it works, and it's benefits.                                                                  [S][default]

╭─────────────────────────────────────────────────────────────────────────────────────────────── merlinite-7b-lab-Q4_K_M ────────────────────────────────────────────────────────────────────────────────────────────────╮
│ The vector extension for RISC-V is an enhancement to the RISC-V Instruction Set Architecture (ISA) that allows multiple operations to be performed on multiple data elements in parallel, thereby increasing the       │
│ throughput of calculations and improving performance in data-intensive applications. This extension introduces new vector registers, vector instructions, and data alignment concepts to optimize the processing of    │
│ vector data.                                                                                                                                     

brianredbeard

❯ picocom -b 115200 /dev/ttyUSB0
picocom v3.1

port is        : /dev/ttyUSB0
flowcontrol    : none
baudrate is    : 115200
parity is      : none
databits are   : 8
stopbits are   : 1
escape is      : C-a

brianredbeard

### Current Directory Structure (micropython submodule pruned)
❯ tree --gitignore
.
├── CMakeLists.txt
├── components
│   └── micropython
├── main
│   ├── CMakeLists.txt
│   ├── idf_component.yml
│   └── mp-test.c

brianredbeard

[bharrington@host10 media]$ pvcreate /dev/md0 
  WARNING: Running as a non-root user. Functionality may be unavailable.
  /run/lvm/lvmetad.socket: access failed: Permission denied
  WARNING: Failed to connect to lvmetad. Falling back to device scanning.
  /run/lock/lvm/P_orphans:aux: open failed: Permission denied
  Can't get lock for orphan PVs.
[bharrington@host10 media]$ sudo pvcreate /dev/md0 
  Physical volume "/dev/md0" successfully created.
[bharrington@host10 media]$ sudo pvcreate /dev/nvme0n1p2 
  Physical volume "/dev/nvme0n1p2" successfully created.

brianredbeard

#!/bin/bash
#
# This script should work with Slic3r (https://github.com/slic3r/Slic3r) as
#   well as it's derivatives:
#     - https://github.com/supermerill/SuperSlicer
#     - https://github.com/prusa3d/PrusaSlicer
# The author uses "SuperSlicer" due to it's advanced feature set, installing
#   it at the path ~/.local/bin/slicer.sh
#
# CLI options relevant to configuration (derived via CLI with --help-fff):

brianredbeard

> Executing task: platformio check --environment STM32F103RE_btt <

Checking STM32F103RE_btt > cppcheck (platform: ststm32@~12.1; board: genericSTM32F103RE; framework: arduino)
-------------------------------------------------------------------------------------------------------------------------------------
Marlin/src/HAL/shared/backtrace/unwarm.cpp:56: [low:style] The function 'UnwInitState' is never used. [unusedFunction]
Marlin/src/HAL/shared/backtrace/unwarm.cpp:160: [low:style] The function 'UnwMemReadRegister' is never used. [unusedFunction]
Marlin/src/HAL/shared/backtrace/unwarm.cpp:141: [low:style] The function 'UnwMemWriteRegister' is never used. [unusedFunction]
Marlin/src/HAL/shared/backtrace/unwarm.cpp:91: [low:style] The function 'UnwReportRetAddr' is never used. [unusedFunction]
Marlin/src/HAL/shared/backtrace/unwarm_arm.cpp:45: [low:style] The function 'UnwStartArm' is never used. [unusedFunction]
Marlin/src/HAL/shared/backtrace/unwarm_thumb.cpp:32: [low:style] The function 'UnwStartThumb' is

brianredbeard

--- CNCxPRO src/WebUI/BTConfig.h
+++ Grbl_Esp32 src/WebUI/BTConfig.h
@@ -24,7 +24,7 @@
 #endif
 
 //defaults values
-const char* const DEFAULT_BT_NAME = "CNC_xPRO_V5";
+const char* const DEFAULT_BT_NAME = "btgrblesp";
 
 #include <BluetoothSerial.h>

brianredbeard

#!/usr/bin/env python
"""CopyOCPAMI.py - A utility to copy OpenShift Amazon Machine Images

Copyright (C) 2020 Brian 'redbeard' Harrington

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

brianredbeard

import dbus

class MediaPlayer:
    """Recieves state from a MediaPlayer using dbus."""

    player_properties = False

    def __init__(self, player_name):
        # Get an instance of the dbus session bus, and retrieve
        #  a proxy object for accessing the MediaPlayer