Skip to content

Instantly share code, notes, and snippets.

@saravanaskanda
saravanaskanda / vagrant-kvm.md
Created January 11, 2022 09:09 — forked from yuanying/vagrant-kvm.md
How to use vagrant-kvm

Install Vagrant

sudo su
apt-get update && apt-get install -y libvirt-dev ruby-all-dev apparmor-utils
curl -O -L https://dl.bintray.com/mitchellh/vagrant/vagrant_1.6.5_x86_64.deb
dpkg -i vagrant_1.6.5_x86_64.deb 
aa-complain /usr/lib/libvirt/virt-aa-helper # workaround
exit

Install vagrant-kvm as user

Download java from this link:
http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html
Alternatively , wget as below:
wget --no-check-certificate --no-cookies - --header "Cookie: oraclelicense=accept-securebackup-cookie" http://download.oracle.com/otn-pub/java/jdk/7u51-b13/jdk-7u51-linux-x64.tar.gz
sudo mv jdk-7u51-linux-x64.tar.gz /usr/lib/jvm [create if /usr/lib/jvm not present, can be put in /usr/local also.]
sudo tar zxvf jdk-7u51-linux-x64.tar.gz
sudo update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7.0_51/bin/javac 1
@saravanaskanda
saravanaskanda / Install_Orace_Java.md
Created November 15, 2021 19:07 — forked from ardian/Install_Orace_Java.md
Install Oracle JDK 8 from Source

Source

How to Install Oracle JDK 8 On Debian

![java8-debian][1]

In this tutorial, we will show you how to install Oracle JDK 8 On Debian, manually.

@saravanaskanda
saravanaskanda / gist:7e19c8428a5e58c0f1bc49e28e93712b
Created November 14, 2021 11:37 — forked from marcora/gist:cb37b2432c072e8e9d77
Install Adobe Source Code Pro font on Linux
#!/bin/sh
echo "installing fonts at $PWD to ~/.fonts/"
mkdir -p ~/.fonts/adobe-fonts/source-code-pro
git clone https://github.com/adobe-fonts/source-code-pro.git ~/.fonts/adobe-fonts/source-code-pro
# find ~/.fonts/ -iname '*.ttf' -exec echo \{\} \;
fc-cache -f -v ~/.fonts/adobe-fonts/source-code-pro
echo "finished installing"
#!/bin/bash
awk 'BEGIN{
s="/\\/\\/\\/\\/\\"; s=s s s s s s s s s s s s s s s s s s s s s s s;
for (colnum = 0; colnum<256; colnum++) {
r = 255-(colnum*255/255);
g = (colnum*510/255);
b = (colnum*255/255);
if (g>255) g = 510-g;
printf "\033[48;2;%d;%d;%dm", r,g,b;
printf "\033[38;2;%d;%d;%dm", 255-r,255-g,255-b;
@saravanaskanda
saravanaskanda / 24-bit-color.sh
Created November 2, 2021 18:17 — forked from lifepillar/24-bit-color.sh
Test 24 bit colors in terminals
#!/bin/bash
#
# This file echoes a bunch of 24-bit color codes
# to the terminal to demonstrate its functionality.
# The foreground escape sequence is ^[38;2;<r>;<g>;<b>m
# The background escape sequence is ^[48;2;<r>;<g>;<b>m
# <r> <g> <b> range from 0 to 255 inclusive.
# The escape sequence ^[0m returns output to default
setBackgroundColor()
@saravanaskanda
saravanaskanda / eclipse.desktop
Created October 18, 2021 11:06
Eclipse .desktop file for integration in Gnome shell
[Desktop Entry]
Type=Application
Name=Eclipse
Comment=Eclipse Integrated Development Environment
Icon=/opt/eclipse/icon.xpm
Exec=/opt/eclipse/eclipse
Terminal=false
Categories=Development;IDE;Java
@saravanaskanda
saravanaskanda / java-setup.md
Created October 2, 2021 05:37 — forked from starlinq/java-setup.md
How to install Java JDK8 in Ubuntu 16.04

How to install Java JDK8 in Ubuntu 16.04

Let's consider a JDK8 installation using 2 different versions: default and Oracle. The default version is easiest because it is packaged with Ubuntu.

There is default Java installation called the JDK (Java Development Kit). The JDK is usually only needed if you are going to to do some software developmwent using Java or if some software requires it. The JDK does contain the JRE.

Installing the default JDK

@saravanaskanda
saravanaskanda / java_download.sh
Created July 15, 2021 15:58 — forked from wavezhang/java_download.sh
download java from oracle without login
wget -c --no-cookies --no-check-certificate --header "Cookie: oraclelicense=accept-securebackup-cookie" https://download.oracle.com/otn-pub/java/jdk/12.0.2+10/e482c34c86bd4bf8b56c0b35558996b9/jdk-12.0.2_linux-x64_bin.tar.gz
@saravanaskanda
saravanaskanda / rm_mysql.md
Created July 15, 2021 10:47 — forked from vitorbritto/rm_mysql.md
Remove MySQL completely from Mac OSX

Remove MySQL completely

  1. Open the Terminal

  2. Use mysqldump to backup your databases

  3. Check for MySQL processes with: ps -ax | grep mysql

  4. Stop and kill any MySQL processes

  5. Analyze MySQL on HomeBrew:

    brew remove mysql