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Archive for February, 2010

Fatal error: wp-includes/vars.php on line 16

February 27th, 2010 Vinay No comments

If you are upgrading to wordpress 2.9, you might get this error Fatal error: wp-includes/vars.php .

Some people get this error when they do an automatic upgrade. I got this error when doing upgrade manually.

Reason : Some of the files were not copied correctly. You would keep your wp-config.php  and contents folder. Rest all the files and folders need to be replaced.

Free Schedule D generator with Wash Sale Calculation

February 24th, 2010 Vinay No comments

If your broker provides a .txf file for your stock transactions and you do not want to spend big bucks on turbo tax, use the simple Schedule D generator excel sheet below.

ScheduleD_Generator

Steps to generate wash sale and schedule D Read more…

Categories: Miscellaneous Tags: ,

One-to-One mapping in Hibernate using Foreign Key Association

February 16th, 2010 smitha No comments

One-to-One mapping can be done in 2 ways:

  1. Primary key association:
  2. Foreign key association.

My previous post described about the Primary key one-to-one mapping in Hibernate. This post gives an example of Foreign key one-to-one association in Hibernate. Read more…

Mapping Composite Keys in Hibernate

February 10th, 2010 smitha 3 comments

In Real world applications it is natural to have tables with composite keys. The row will be identified with combination of key  column values of a row.

Consider Following scenario:

A test selling website defines tests and customers.

Read more…

One-to-One mapping in Hibernate

February 8th, 2010 smitha No comments

In Hibernate One-to-One mapping can be done in 2 ways: 

  1. Primary key association:
  2. Foreign key association. 

This article describes how a Primary key One-to-one association can be done. 

Consider a Customer and address entities. Each customer will have one address. And an address is associated with one customer.  To make this relationship work in database customer and address will have same Id(primary key). Mapping this kind of relationship in Hibernate is called primary key One-to-One association. Doing so will help you saving, updating, deleting related entities easy.

Read more…

The Object Oriented Game Approach Part 2: Getting started with iPhone Game development

February 6th, 2010 jvmovi No comments

In the past articles, I’ve discussed OOP(Object Oriented Programming) and Game Programming.Be sure to at have a grasp of the basics before diving to this next article.

The basic prerequisites to develop your first iPhone GameApp are:
1)Objective C
2)the iPhone SDK
3)MAC:XCode

So to develop a game in the iPhone , these prerequisites will force you to work in a MAC, and learn Objective C on top of learning the iPhone SDK. Do not be alarmed. Take one step at a time.If you know OOP already, then you just have to familiarize.

Read more…

Categories: Programming / tutorials Tags:

Spring Certification in India

February 4th, 2010 smitha No comments

    Spring framework is very popular and need of spring knowledge among the IT industry is raising. But I found that getting a spring certification is not very easy.  To get the spring certification voucher you have to take spring training from spring source, which are available in few major cities of India or you have to have a prior work experience in spring. 

 You can find spring training locations here…

Read more…

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