ractically every request from a user’s JSP/servlet creates a new database connection, which takes time and exhausts system resources. Using a limited number of database connections substantially improves Web server
he complexity involved in building enterprise-class apps is, unfortunately, beyond the skill-set of your average developer. It requires the consideration of a lot more than your actual application logic. The
n “Intro to the World of Mapping and Location-based Services“, we provided an overview of MapPoint Web Service and MLS, and covered the subscription model that Microsoft offers for using
Here are two methods that allow you to remove duplicates in an ArrayList. removeDuplicate does not maintain the order where as removeDuplicateWithOrder maintains the order with some performance overhead. The
y company, Command Prompt, has traditionally been a Red Hat house. All our managed servers run Red Hat 7.3 or above. We do not support Debian, Gentoo, or any other
EJB homes and DataSources are obtained from an application server through a JNDI naming lookup. This requires the allocation of expensive resources, which can be minimized by caching and reusing
Use this code to find out who is accessing your ServerSocket: Socket aSock = myServerSocket.accept();System.out.println (“Connection from : ” + aSock.getInetAddress().getHostAddress() + ‘:’ + aSock.getPort()); Related Posts Understanding OFFSET in
When you’re working on large projects, it’s common to have a bunch of open windows cluttering your desktop. Closing all the windows you’re not working on is tedious. To automate
isual Studio setup projects provide a quick and easy way for end-users to deploy your application, whether it is a Web site, Windows NT service, smart client, or Web service.
Sometimes, you need to know the Oracle database instance name on which your SQL is being executed. For instance, say you have to print a DBA report for which you
Say you’ve got a function that takes some built-in kind of parameter. You need to make that function work?even for an object (which has a data member of that built-in
n this article I will discuss the similarities and differences between ActionScript and JSFL. We will also briefly show you how to write your own JSFL scripts and how to
s with the release of any new version of a software product, Macromedia Flash MX 2004 introduces a host of features. The most significant of these is what Macromedia calls
eet the History Panel and read how it can help you learn the basics of JSFL. I will also show you how to make your own Panels based around Flash
SFL is based around a Document Object Model (DOM) that exposes a hierarchy of Objects, which represent the structure of a Flash document in the form of a hierarchical tree,
hen developing your Flash extensions, it is sometimes necessary to provide a dialog box that will prompt the user to make a choice or customise settings in an intuitive and
ince their introduction in 1997, Remote Method Invocation (RMI) and Enterprise JavaBeans (EJB) have represented a new direction in the development, installation, and management of distributed Java applications in the
o you really think user interface security comprises slapping a login screen in front your application the way you’d slap cheese on a turkey sandwich? For some of you it
raditionally, integration testing is something that is done right at the end of a project: Developers check-in their code and a build team is tasked with compiling everything and creating
icrosoft’s XAML markup language floats on top of the .NET platform. It is compiled into .NET classes, usually C#, which reduces it to a set of objects. Along with a
Synonyms are used in place of schema objects in professional database applications because the application user is typically different from the object owner schema. The script below creates synonyms for
There may come a time when you need to generate the permutations of a given set of variables at hand, all of them belonging to the same type. The C++
SQL statements defined “inline” in source code are a warning sign that the implementation or the project design itself probably includes some land mines. If you see something like: String
BREW is very event-driven. As such, an application will get many events that it may not be expecting. Controls talk to themselves using events. The system sends events to the
A MIDlet requests permissions by declaring them in the application descriptor, using either MIDlet-Permissions or MIDlet-Permissions-Opt. Multiple permissions can be specified and are separated by commas. If a permission is
If you have just installed FreeBSD’s ports collection using a CD-ROM, you must upgrade to the latest releases of the ported software you need. If you have just installed FreeBSD
This file creates an executable file from a Python file specified by the user and writes the new executable to disk. “””makeExe.py- Simple Python script to automate the creation of
For newcomers to Linux, the “manpage” is the UNIX/Linux equivalent of the classic DOS question mark (?) command-line parameter. It shows you information about the command. To see the manpage
o you thought batch programming had died and gone the way of the COBOL dinosaur. Think again. Despite the trends toward real-time solutions, companies still run essential business processes using
n the past two 10-Minute Solutions, you’ve explored the basics of printing with VB6 and built a very simple text editor with print and preview capabilities. Now, learn how to