Github as maven repository
We can use github as personal maven repository so that we can share code/lib among other projec...
Friday, July 26, 2013
Wednesday, July 10, 2013
Singleton pattern in java
July 10, 2013 Suraj Chhetry
Although Singletons are not encouraged because it can make it difficult to test it's clients, we can create it in three ways.
With Public final filed
With Static Factory
With Enu...
Saturday, July 6, 2013
maven spring JPA configuration on google app engine
July 06, 2013 Suraj Chhetry
From few days I was trying to configure my first app on google app engine(gae) with maven but due to some incompatible version of datanucleus and gae , I was not able to run the application.After spending few couple of days I have finally configured spring ( DI,mvc and Security ) and JPA with maven.I am sharing my configuration so that it will be beneficial for someone...
Monday, July 1, 2013
Object Oriented Software Development with Java
July 01, 2013 Suraj Chhetry
Object Oriented technologies are a popular paradigm for developing applications. This approach models an application around a series of real world objects, such as an employee or a ship. In order to solve a problem, it is useful to think of the real world objects that make up the problem domain.
The OO approach is based on three distinct activities:
Object
Oriented Analysis (OOA): This is concerned...
Sunday, June 9, 2013
Communicating with serial port
June 09, 2013 Suraj Chhetry
These days I am working on embedded ARM linux devices. I am writing an application for it. I was using Hyper terminal( windows machine ) to transfer image file,even though I am using linux for development( coding ).This suggestion was given from the vendor and since it is my first project in embedded , I am doing whatever they are suggesting. Just for file transfer I have to use windows machine...
Useful resources for writting your own operating system
June 09, 2013 Suraj Chhetry
Here are some useful resource link to write your own operating system.
http://himmele.blogspot.com/2011/07/build-your-own-operating-system.html...
Installing Oracle java in linux
June 09, 2013 Suraj Chhetry
Open JDK comes with linux as default Java provider.In order to install Oracle java here are some step
Download oracle java from here
Select Java Platform (JDK)
Accept License Agreement
Download by Clicking on *-linux-x64.tar.gz( for 64 bit OS ) or *-linux-i586.tar.gz( for 32 bit OS )
make a folder anywhere you want to keep java ( recommended on /opt) by using sudo mkdir /opt/java
give...
Daily Useful Linux Command
June 09, 2013 Suraj Chhetry
Daily Useful Linux Command
rm -rf FOLDER_NAME - To Delete Folder and it’s contain
df -h - To View available disk space
gunzip -c foo.tar.gz | tar xvf - To unzip
tail -f FILE_NAME.log ...
Some basic linux information
June 09, 2013 Suraj Chhetry
Useful Files
/boot/vmlinuz – the typical location and name of the Linux kernel. In the Slackware distribution, the kernel is located at /vmlinuz.
/dev/fd0 – first floppy disk drive
/dev/fd0H1440 – driver for the first floppy drive in high density mode. Generally, this is invoked when formatting a floppy drive for a particular density. Slackware comes with drivers that allow for formatting a...
Saturday, June 8, 2013
Clean Code Cheat Sheet
June 08, 2013 Suraj Chhetry
Download Clean Code Cheat Sheet provided from he...
Thursday, March 14, 2013
Running java application as linux daemon
March 14, 2013 Suraj Chhetry
Linux daemon is a application which runs as a background process,rather than being under the direct control of an interactive user.We can create a java application that can run as daemon process. Here is few step which will help to create a linux daemon proces...
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