git clone openshift project from another machine

if you get this error when you try to git clone a project from openshift

Permission denied (publickey,gssapi-keyex,gssapi-with-mic).

it means your private ssh key does not match the public key that is existing in the openshift - settings - keys section.

Follow the below link:

https://developers.openshift.com/en/managing-remote-connection.html#setting-up-ssh-keys

easiest way is to install the rhc client tool.

rhc setup

Sharring a folder between Ubuntu 14 and windows8.1 using virtual box

sudo mount -t vboxsf  myvboxdefined_sf_name  /home/byorn/myfolder

Increase memory

-Xmx512m -XX:MaxPermSize=256m

Search for a folder in debian

find /path -name "name" -type d

Heap and PermGen Space

The heap stores all of the objects created by your Java program. The heap's contents is monitored by the garbage collector, which frees memory from the heap when you stop using an object

The perm space refers to a special part of the heap. It holds meta-data describing user classes.

Setting up MVN with a Terminal.bat file

SET JAVA_HOME=C:\Program Files\Java\jdk1.6.0_45
SET PATH=%PATH%;c:\mywork\programs\apache-maven-3.2.1-bin\apache-maven-3.2.1\bin
start cmd /k echo Hello, World!

CNTRL R to work in all terminals.

Added the line

export PROMPT_COMMAND='history -a'

in vi /home/byorn/.bashrc at the very end.