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@emad-elsaid
emad-elsaid / monitor-size.rb
Last active November 22, 2021 15:51
monitor directories sizes and take an action if one of them exceeded
#!/usr/bin/env ruby
seconds_to_wait = 1*60*60 # 1 hour
$directories_to_watch = {
'/Users/blaze/Desktop/folder1' => 1*1024, #bytes
'/Users/blaze/Desktop/folder2' => 1*1024 #bytes
}
def alert_size_exceeded directory, size
# you can replace this by an sending an email
@emad-elsaid
emad-elsaid / gist-download.rb
Created March 14, 2014 13:01
Download your latest 30 Github Gists to local directory
#!/usr/bin/env ruby
require 'open-uri'
require 'json'
print 'Github Username: '
username = gets.chomp
# get gists
puts 'Downloading gists list'
gists_str = open("https://api.github.com/users/#{username}/gists").read
@emad-elsaid
emad-elsaid / matrix.rb
Created March 16, 2014 14:28
Create Matrix Like screen using Ruby
#!/usr/bin/env ruby
require 'gosu' # gem install gosu
$width, $height = 200, 200
$number_of_v_lines,$number_of_h_lines = 10, 10
$chars = ('a'..'z').to_a
class Entity
def initialize(x,y,vel, win)
@pos, @vel = {x:x, y:y}, vel
# IMPORTANT: this example is potentially out of date. The latest version can be found here: https://github.com/papertrail/remote_syslog2/blob/master/examples/remote_syslog.ebextensions.config
# See http://help.papertrailapp.com/kb/hosting-services/aws-elastic-beanstalk/
# Usage:
# - replace <VERSION> with the version of remote_syslog2 you want to use. Example: .../download/v0.14/remote_syslog_linux_amd64.tar.gz
# - replace <YOUR-TRACKED-FILES> with the files you want to monitor for new log lines. Example: - /var/log/httpd/access_log
# - replace <YOUR-APP-NAME> with the name of the application
# - replace <YOUR-LOG-DESTINATION> and <YOUR-PORT-NUMBER> with the values shown under log destinations: https://papertrailapp.com/account/destinations
sources:
@yoavniran
yoavniran / ultimate-ut-cheat-sheet.md
Last active April 13, 2024 16:19
The Ultimate Unit Testing Cheat-sheet For Mocha, Chai, Sinon, and Jest
@chrisgilbert
chrisgilbert / gist:58f57c82f74162ed5c0f
Last active June 25, 2021 19:17
Run Ansible or Ansible-Playbook from Rundeck
#!/bin/bash
# Interpret whether the input needs to go to ansible, or ansible-playbook and run appropriately
# First update the git repos for each project
/usr/bin/update-git-repos
export ANSIBLE_FORCE_COLOR=1
export ANSIBLE_RETRY_FILES_ENABLED=False
@bennylope
bennylope / ffmpeg-watermark.md
Created April 22, 2016 23:17 — forked from webkader/ffmpeg-watermark.md
FFmpeg add a watermark to video

How to Add a Watermark to Video

FFMPEG filters provide a powerful way to programmatically enhance or alter videos, and it’s fairly simple to add a watermark to a video using the overlay filter. The easiest way to install ffmpeg is to download a pre-built binary for your specific platform. Then you don’t have to worry about including and installing all the right dependencies and codecs you will be using.

Once you have ffmpeg installed, adding a watermark is as easy as passing your existing source through an overlay filter like so:

ffmpeg -i test.mp4 -i watermark.png -filter_complex "overlay=10:10" test1.mp4

Basically, we’re passing in the original video, and an overlay image as inputs, then passing it through the filter, and saving the output as test1.mp4.