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/* ~/Library/KeyBindings/DefaultKeyBinding.Dict

This file remaps the key bindings of a single user on Mac OS X 10.5 to more
closely match default behavior on Windows systems. This makes the Command key
behave like Windows Control key. To use Control instead of Command, either swap
Control and Command in Apple->System Preferences->Keyboard->Modifier Keys...
or replace @ with ^ in this file.

Here is a rough cheatsheet for syntax.
Key Modifiers

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1.) Download a Nerd Font

2.) Unzip and copy to ~/.local/share/fonts

3.) Run the command fc-cache -fv to manually rebuild the font cache

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-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query 
FROM pg_stat_activity 
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' 
ORDER BY query_start desc;

-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query 
FROM pg_stat_activity 
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' 

ffosilva

# by joevt Jul 7, 2020

#=========================================================================================
#           
#           
#           Thunderbolt DROM Notes:
#           
#           
#           https://lore.kernel.org/patchwork/patch/714766/
#           

ffosilva

Convert sequence of JPEG images to MP4 video

ffmpeg -r 24 -pattern_type glob -i '*.JPG' -i DSC_%04d.JPG -s hd1080 -vcodec libx264 timelapse.mp4

• -r 24 - output frame rate
• -pattern_type glob -i '*.JPG' - all JPG files in the current directory
• -i DSC_%04d.JPG - e.g. DSC_0397.JPG
• -s hd1080 - 1920x1080 resolution

Slower, better quality

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MacBook9,1: 'Mac-9AE82516C7C6B903'
iMac14,1: 'Mac-031B6874CF7F642A'
iMac10,1: 'Mac-F2268DC8'
MacBookPro8,1: 'Mac-50619A408DB004DA'
MacBook6,1: 'Mac-F22C8AC8'
MacBookPro10,2: 'Mac-AFD8A9D944EA4843'
iMac12,2: 'Mac-942B59F58194171B'
iMac14,2: 'Mac-27ADBB7B4CEE8E61'
MacBook8,2: 'Mac-F305150B0C7DEEEF'
MacBookAir6,1: 'Mac-35C1E88140C3E6CF'

ffosilva

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096

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Eclipse Shortcut for Ubuntu Unity

a shortcut to run Eclipse on Ubuntu Unity and to register Eclipse with the left Launcher

Installation

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Benchmark commands

Producer

Setup

bin/kafka-topics.sh \
  --zookeeper zookeeper.example.com:2181 \
  --create \