Unidev Tech Blog

XSL-FO Tips and Tricks

Ravi Julakanti — Tue, 19 Feb 2013 16:10:22 +0000

Today, I wanted to share a few XSL-FO tips based on what I’ve learned from one of my recent PDF generation project using the FOP framework. Since there are few blogs already on a basic setup and configuration, I will directly jump into the code snippet for actual PDF generation. Section 1 – How to [...]

.NET ZIP Code Validation Using Regular Expressions

Kevin — Mon, 14 Jan 2013 17:16:54 +0000

Web developers often have requirements to build forms on web pages for users to fill out. Many websites request a physical postal address for such purposes as contact information or billing data for ecommerce. Besides requiring that certain fields just have data, a form can also verify that the data is in a valid format. [...]

How to Migrate from HP-UX to Linux: long long

Scott McKellar — Fri, 26 Oct 2012 13:03:08 +0000

This post is about C++. If you don’t care about C++, don’t read it. In fact it’s really just about a difference between compilers. If you’re already using g++ on your HP-UX system (not a bad idea, by the way), don’t read it. The g++ compiler doesn’t like the type long long, at least not [...]

Copying a database from MS SQL Server 2008 to SQL Server 2005

Kevin — Mon, 25 Jun 2012 17:57:07 +0000

If you have a Microsoft SQL Server 2008 Database and need to copy or move it to SQL Server 2005, you cannot simply use the Backup and Restore operations. This is not supported by Microsoft and attempting it may result in an error like: An exception occurred while executing a Transact-SQL statement or batch. (Microsoft.SqlServer.ConnectionInfo) [...]

Quick Tips: Helpful Firefox Add-ons

Justin Miller — Mon, 14 May 2012 15:31:47 +0000

Web developers and programmers test on the Internet constantly. Web browsers and software updates all help make browsing faster, easier and more customizable to your needs. But did you know that many developers use thousands of applications, add-ons and extensions to further the user customization experience in each browser? Compiled by our development team, take [...]

Calling Web Service Over SSL Using Spring

George — Thu, 08 Mar 2012 21:31:59 +0000

As a Systems Engineer at Unidev I work on a wide variety of projects and my most recent project requires web service calls via SSL. The specific project uses Spring Framework. As we know, SSL framework is provided by Java SE Security (JSSE) which is automatically included in the JDK now. But you have to [...]

Buffer Overflow

Brian Cooper — Mon, 27 Feb 2012 14:35:28 +0000

While debugging a program that had dumped core on HP-UX, I noticed some oddities in the stack trace the required a bit of further investigation. As the code I was looking at is client code, I cannot share it online. This post shows analysis done under CentOS Linux of a trivial program I constructed with [...]

Sencha Touch and PhoneGap are Opening the Doors for Mobile Possibilities

Brian Cooper — Thu, 23 Feb 2012 11:00:16 +0000

It’s easy to say mobile development is continuing to grow every day with no signs of slowing down. Creating ways for users to access all the features a company has to offer are continuously sought after. With Sencha Touch and PhoneGap, it’s become much easier for developers to create powerful and intuitive applications, for users [...]

New Features in Java 7.0 With Examples

Dhanya James — Tue, 21 Feb 2012 17:51:36 +0000

Java 7.0 came up with a number of new features including the Diamond operator in Generics, Strings in switch statement, multi catch exception handling, underscores in numeric literals, Fork and Join and also new File system API (NIO 2.0). Given below are few new features of Java 7.0 with examples. Numeric Literals with underscore : [...]

How to Migrate from HP-UX to Linux: NULL

Scott McKellar — Mon, 09 Jan 2012 21:16:29 +0000

On Linux I tried to compile a C program that I had brought over from HP-UX and got the following warning: foo.c: In function 'bar': foo.c:42: warning: assignment makes integer from pointer without a cast The code in question terminates a character string with a nul character. However, instead of coding the nul character as [...]