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ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1B
• Decimal: 27

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package com.pascaldimassimo.xyz;

import java.util.HashMap;
import java.util.Map;

import javax.persistence.EntityManagerFactory;
import javax.sql.DataSource;

import org.hibernate.cfg.ImprovedNamingStrategy;
import org.springframework.beans.factory.annotation.Autowired;

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/**
 * Here is the jdk8 datetime cheatsheet and explanation why we use ZonedDateTime and Instant in TimeService.
 */

// this is the 01.03.2016 00:00 in server timezone (Europe/Warsaw) == EXACTLY THE SAME AS THE SYSTEM TIME
ZonedDateTime zonedDateTime = ZonedDateTime.of(2016, 3, 1, 0, 0, 0, 0, ZoneId.systemDefault());
System.out.println(zonedDateTime); // 2016-03-01T00:00+01:00[Europe/Warsaw]

// this is the same 01.03.2016 00:00 but doesn't carry timezone information
LocalDateTime localDateTime = zonedDateTime.toLocalDateTime();

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# One line install

echo -e "g\nn\n\n\n+100M\nt\n1\nn\n\n\n+1G\nn\n\n\n\n\nw\nq\n" | fdisk /dev/sda && mkfs.vfat -F32 /dev/sda1 && mkswap /dev/sda2 && mkfs.ext4 /dev/sda3 && swapon /dev/sda2 && mount /dev/sda3 /mnt && mkdir -p /mnt/{boot/efi,home} && mount /dev/sda1 /mnt/boot/efi && pacstrap /mnt base base-devel && genfstab -p /mnt >> /mnt/etc/fstab && echo -e "echo NomDeLaMachine > /etc/hostname && echo '127.0.1.1 NomDeLaMachine.localdomain NomDeLaMachine' >> /etc/hosts && rm -f /etc/localtime && ln -s /usr/share/zoneinfo/Europe/Paris /etc/localtime && echo 'fr_FR.UTF-8 UTF-8' >> /etc/locale.gen && locale-gen && echo 'LANG=fr_FR.UTF-8' > /etc/locale.conf && echo KEYMAP=fr > /etc/vconsole.conf && mkinitcpio -p linux" | arch-chroot /mnt && echo -e "pacman --noconfirm -Syu xorg-server xorg-xinit xorg-server-utils xf86-video-intel xf86-input-synaptics gdm gnome networkmanager terminator emacs atom gcc valgrind firefox chromium git openssh" | arch-chroot /mnt && echo -e "useradd -Nm -g users -G wheel,sys epitech_

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Disabling GNOME Tracker and Other Info

GNOME's tracker is a CPU and privacy hog. There's a pretty good case as to why it's neither useful nor necessary here: http://lduros.net/posts/tracker-sucks-thanks-tracker/

After discovering it chowing 2 cores, I decided to go about disabling it.

Directories

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# Download: http://www.oracle.com/technetwork/developer-tools/sql-developer/downloads/index.html

sudo apt-get install alien
sudo alien -k --scripts sqldeveloper*.rpm
sudo dpkg -i sqldeveloper*.deb
mkdir -p ~/.sqldeveloper

# Paste the JDK path inside (/usr/lib/jvm/java-1.6.0-openjdk-i386)
vim ~/.sqldeveloper/jdk

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elementaryOS Apps and Configs

This guide has been updated for elementaryOS v5.0+.

Enbale PPA support

sudo apt-get update
sudo apt-get -y install software-properties-common

Elementary tweaks

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// Ansi colors in Groovy
// Author: Ted Vinke
import static Ansi.*

println color("BOLD", Ansi.BOLD)
println color("ITALIC", Ansi.ITALIC)
println color("UNDERLINE", Ansi.UNDERLINE)
println color("BLINK", Ansi.BLINK)
println color("RAPID_BLINK", Ansi.RAPID_BLINK)
println color("REVERSE_VIDEO", Ansi.REVERSE_VIDEO)

pydawan

deb http://archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse

deb http://archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse

deb http://archive.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse

deb http://archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse

pydawan

Git Cheat Sheet

Initial Setup

Initialize a repo

Create an empty git repo or reinitialize an existing one

git init