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Paul Alden paulalden

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@lazaronixon
lazaronixon / _form.html.erb
Last active June 6, 2025 19:24
Dropzone.js + Stimulus + Active Storage + CSS Zero (2025)
<%= form_with(model: billboard) do |form| %>
<%= tag.div class: "dropzone", data: { controller: "dropzone", dropzone_param_name_value: "billboard[images][]", dropzone_url_value: rails_direct_uploads_url, dropzone_accepted_files_value: "image/*", dropzone_max_files_value: 3, dropzone_max_filesize_value: 0.300 } do %>
<div class="dz-default dz-message flex flex-col items-center">
<%= image_tag "upload.svg", size: 28, class: "colorize-black", aria: { hidden: true } %>
<h5 class="font-semibold mbs-4">Drop files here or click to upload.</h5>
<p class="text-sm text-subtle">Upload up to 10 files.</p>
</div>
<% end %>
<div class="inline-flex items-center mbs-2 mie-1">
@wbotelhos
wbotelhos / clear-sidekiq-jobs.sh
Last active August 10, 2025 09:09
Clear Sidekiq Jobs
require 'sidekiq/api'
# 1. Clear retry set
Sidekiq::RetrySet.new.clear
# 2. Clear scheduled jobs
Sidekiq::ScheduledSet.new.clear
@danidiaz
danidiaz / netrw.txt
Created October 7, 2016 20:57
Vim's netrw commands.
--- ----------------- ----
Map Quick Explanation Link
--- ----------------- ----
< <F1> Causes Netrw to issue help
<cr> Netrw will enter the directory or read the file |netrw-cr|
<del> Netrw will attempt to remove the file/directory |netrw-del|
<c-h> Edit file hiding list |netrw-ctrl-h|
<c-l> Causes Netrw to refresh the directory listing |netrw-ctrl-l|
<c-r> Browse using a gvim server |netrw-ctrl-r|
<c-tab> Shrink/expand a netrw/explore window |netrw-c-tab|
@olegantonyan
olegantonyan / audio_volume_normalize.rb
Created May 25, 2016 06:58
Normalize audio volume using ffmpeg and ruby
def normalize_volume(file)
output = `ffmpeg -i '#{file}' -af "volumedetect" -f null /dev/null 2>&1`
raise "Error getting audio volume from #{file} (#{$?})" unless $?.success?
max_volume = output.scan(/max_volume: ([\-\d\.]+) dB/).flatten.first
mean_volume = output.scan(/mean_volume: ([\-\d\.]+) dB/).flatten.first
return if !max_volume || !mean_volume
max_volume = max_volume.to_f
mean_volume = mean_volume.to_f
target_volume = -14.0
adjustment = target_volume - mean_volume
@janko
janko / 1-activerecord.rb
Last active June 13, 2023 20:00
INSERTing 50,000 records into a database in ActiveRecord, Arel, SQL, activerecord-import and Sequel.
require "active_record"
ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
ActiveRecord::Migration.class_eval do
create_table(:records) do |t|
t.string :column
end
end
data = 50_000.times.map { |i| Hash[column: "Column #{i}"] }
@u0d7i
u0d7i / disable_vim_auto_visual_on_mouse.txt
Last active November 11, 2025 18:23
Disable vim automatic visual mode on mouse select
Disable vim automatic visual mode on mouse select
issue: :set mouse-=a
add to ~/.vimrc: set mouse-=a
my ~/.vimrc for preserving global defaults and only changing one option:
source $VIMRUNTIME/defaults.vim
set mouse-=a
@fny
fny / Ruby.sublime-build
Last active April 21, 2023 21:19 — forked from pmarreck/Ruby.sublime-build
# Get Sublime Text to use your rvm ruby without hardcoding a `$USER`.
#
# Include the configurations below the commend in the appropriate file listed below:
#
# - OS X ST2: ~/Library/Application Support/Sublime Text 2/Packages/Ruby/Ruby.sublime-build
# - OS X ST3: ~/Library/Application Support/Sublime Text 3/Packages/User/Ruby.sublime-build
# - Linux ST2: ~/.config/sublime-text-2/Packages/Ruby/Ruby.sublime-build
# - Linux ST3: ~/.config/sublime-text-3/Packages/User/Ruby.sublime-build
{
@MohamedAlaa
MohamedAlaa / tmux-cheatsheet.markdown
Last active December 11, 2025 14:31
tmux shortcuts & cheatsheet

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname