justdoit0823

Code organization

Overview

• Go programmers typically keep all their Go code in a single workspace.
• A workspace contains many version control repositories (managed by Git, for example).
• Each repository contains one or more packages.

nickytonline

#!/bin/sh

# More Mac setup at https://mac.iamdeveloper.com

# Log file
timestamp=$(date +%s)
logFile="./my-mac-setup-$timestamp.log"

# if true is passed in, things will reinstall
reinstall=$1

IvanIvanoff

#!/bin/bash

cd `git rev-parse --show-toplevel`
echo "Running pre-commit hook: Check elixir formatting with mix format"
mix format --check-formatted
if [ $? == 1 ]; then
  echo "mix format --check-formatted found formatting issues."
  exit 1
fi

schmich

Programming Media Keys on the Ducky One 2 Skyline

To use media keys on the Ducky One 2 Skyline, you must record a macro to bind the media function to a hotkey combination, i.e. Fn plus some key.

Example

Important: In the instructions below, "Press X+Y+Z" means press and hold key X, press and hold key Y, press and hold key Z in that order, and then release all three.

As an example, to bind Fn+PgUp to the play/pause media function:

jFransham

Achieving warp speed with Rust

Contents:

• Number one optimization tip: don't
• Never optimize blindly
• Don't bother optimizing one-time costs
• Improve your algorithms
• CPU architecture primer
• Keep as much as possible in cache
• Keep as much as possible in registers

palkan

# if you want to render flamegraphs
gem "stackprof", require: false # required by flamegraph
gem "flamegraph", require: false

zg

TL;DR

• Create 10GB FreeBSD image using QEMU.
• Run the VM using xhyve.
• Mount host directory.
• Resize the image.

Requisites

• OSX
• Homebrew

bastman

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

alexedwards

.
├── books
│   ├── handlers.go
│   └── models.go
├── config
│   └── db.go
└── main.go

palkan

Setup

Replace IRB with Pry (in your Gemfile) and Byebug with pry-byebug.

gem 'pry-rails', group: [:development, :test]
gem 'pry-byebug', group: [:development, :test]

Using PRY