Benedict Lau benhylau

## .block
license: gpl-3.0
height: 960
border: no
redirect: https://observablehq.com/@d3/hierarchical-edge-bundling

## systemd-prblm.service
[Unit]
Description=Demonstrate Bash

[Service]
ExecStartPre=/usr/bin/bash -c "/usr/bin/systemctl set-environment MYVAR=$(( 2 + 2 ))"
ExecStart=/usr/bin/echo "2 + 2 = ${MYVAR}"

## introrx.md

      
              7 files
            
          
              2513 forks
            
          
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              21949 stars
            
          
                staltz
                / introrx.md
            
            
              Last active
              July 27, 2024 04:59
            
              
                The introduction to Reactive Programming you've been missing
              
          
    The introduction to Reactive Programming you've been missing

(by @andrestaltz)

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.


## ubuntu14.04-command-line-install-android-sdk
# install openjdk
sudo apt-get install openjdk-7-jdk

# download android sdk
wget http://dl.google.com/android/android-sdk_r24.2-linux.tgz

tar -xvf android-sdk_r24.2-linux.tgz
cd android-sdk-linux/tools

# install all sdk packages

## Command.md

      
              2 files
            
          
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                RickyCook
                / Command.md
            
            
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              November 7, 2023 06:55
            
              
                Using socat to forward new ports via STDIO in a running Docker container
              
          
    What?... Why?

Imagine you're messing around in a container, and you install some stuff, add
some config, and now it's time to load up your client and check it out! Oh wait,
you forgot to forward ports when you created the container! Fear not, all is
not lost, for in the world of pipes, and streams, there is always a way to do
something disgusting.
The Dockerfile

Example Dockerfile included will install Nginx, and socat in a container, and
make Nginx run in foreground mode. To build, and run:

  
## root-ro
#!/bin/sh
#
#  Read-only Root-FS for Raspian
#
#  Modified 2016 by Stefan Bonfert to make it compatible with Raspbian
#  Jessie (vanilla).
#
#  Modified 2015 by Pascal Rosin to work on raspian-ua-netinst with
#  overlayfs integrated in Linux Kernel >= 3.18.
#
	license: gpl-3.0
	height: 960
	border: no
	redirect: https://observablehq.com/@d3/hierarchical-edge-bundling
	[Unit]
	Description=Demonstrate Bash

	[Service]
	ExecStartPre=/usr/bin/bash -c "/usr/bin/systemctl set-environment MYVAR=$(( 2 + 2 ))"
	ExecStart=/usr/bin/echo "2 + 2 = ${MYVAR}"
	# install openjdk
	sudo apt-get install openjdk-7-jdk

	# download android sdk
	wget http://dl.google.com/android/android-sdk_r24.2-linux.tgz

	tar -xvf android-sdk_r24.2-linux.tgz
	cd android-sdk-linux/tools

	# install all sdk packages
	#!/bin/sh
	#
	# Read-only Root-FS for Raspian
	#
	# Modified 2016 by Stefan Bonfert to make it compatible with Raspbian
	# Jessie (vanilla).
	#
	# Modified 2015 by Pascal Rosin to work on raspian-ua-netinst with
	# overlayfs integrated in Linux Kernel >= 3.18.
	#