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The Latest

Ink And The Database

hether it’s full-text search or geometric queries, you’ll have to move beyond BLOBs to get the most from storing Ink in the database. The SQL standard does not provide an

Allocating Arrays with Placement new

llocating objects on a predetermined memory address has become a popular idiom in recent years, particularly in mobile programming, embedded systems, and custom garbage collectors. However, the technique shown in

My Not-So-Evil Twin

n a recent instance of this column, I referred to my “evil twin,” as in: “And I didn’t write this article. My evil twin did it. Don’t come looking for

I Object

n a recent issue (“Am I a Mad Scientist?” CoDe Magazine, May/June 2005), I wrote about the obvious practical benefits of creating strongly-typed classes within a custom software application. Since

Reenergize

his summer and fall have been an absolute blast. I attended a number of user groups and conferences. The fun started in April with my first Code Camp. I flew

Convert Descriptive Flex Fields to Numbers

Often, data in Oracle applications is stored in extended columns known as Descriptive Flex Field (DFF) columns. These are character columns which you can map to store any kind of

Write Time Zone Aware Code in Oracle

n our increasingly interconnected world, it’s more and more important for code to be able to handle time zones gracefully. For example, if call centers in Bangalore and London use

Caching in JavaScript Improves Performance

Along with caching the objects, you can also enhance a script’s performance by caching the entire script?in other words, by including it in a .js file. This way, the browser

Suppress Logs from Libraries

How many times have you tried to get rid of the intrusive log messages from the API you’re using? The solution is easy: in your log4j configuration file, just include

Scaling and Hit-Testing in Ink Applications

t’s common in imaging applications for images to be displayed at different sizes. If such images are annotated with Ink, it’s necessary for the Ink to be scaled to the

Data Access for Partially Connected Applications

ll but the simplest applications store data in a central location and access it over a network. However, in many scenarios, distributed applications cannot assume a certain kind of network

Printing an Object in Java

When you use System.out.println( ) by passing an object as an argument, the JRE invokes its toString( ) method by default. If you haven’t overridden this method, then you end

Determining Who Has Opened a Shared Folder

Ever forgot to un-share a folder that you shared with a colleague or friend? Ever forgotten the path of a folder that you shared? Want to know who has opened