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Here’s an example of how to create an exception. You can extend this example as needed for your own applications. The important principle is the exeption’s mechanism, not its subject:
ne of the most important security principles for software development is least privilege. Simply put, least privilege means that an application, process, or user should have the least access to
Windows Communication Foundation (WCF) is the easiest way to produce and consume Web services on the Microsoft platform. With .NET 3.5, WCF has been extensively revamped?and Visual Studio 2008 gives
ometimes you can stumble upon interesting discovers while actually looking for something else. That happened to me when I decided to try another Linux distribution besides my favorite one: Debian.
n Part 1 of this series, you saw how to get started with Direct3D, Microsoft’s high-performance three-dimensional graphics library. Part 2 explained how to make scenes more realistic by adding
ith the release of Visual Studio 2008, Microsoft has also updated the VB language to its latest version, 9.0. In VB 9.0, there are several key language enhancements that have
The code below demonstrates a quick way to email all the exceptions that occur in an application: protected void Application_Error(Object sender, EventArgs e) { Exception ex = Server.GetLastError(); MailMessage msgMail
This tip shows a Java application that can be used to pass SAX events to a FOP processor. It uses the javax.xml.parsers.SAXParser class: In demo document: C:Data_LocalxmldocsAirWings_fop.foOut demo document: C:Data_LocalxmldocsAirWings_pdf_sax.pdf*///FOPimport
Suppose you want to block a namespace declaration from appearing in your XSLT transformation results; for example, suppose you have the namespace declaration of a function/element extension. You’d have to
Use the following steps to rotate the images in your web page: Open Google Image Search. Type, for example, the word “rose” in the search field. The relusts page should
xecutive dashboards are attractive business tools that, if properly structured, typically provide the following information and data to executive decision-makers: Summary information focused on strategic decision-making Information organized for performance
his article presents the Python shared clipboard—a little utility that allows different machines connected over a LAN to share the contents of their clipboards. While building it, you might learn
lthough on-target debugging is supported on many Brew-enabled handsets, you probably (paradoxically) spend most of your time debugging on older handsets that don’t have on-target debugging at all. Of course,
ustomer Relationship Management (CRM) plays a major role in today’s competitive business industry. Imagine how frustrated you would feel if you were to get a call from customer support at
Suppose you need to serialize a DOM tree, with the result being an XML document. Xerces-J allows you to specify a maximum line length and an indent value. Here’s an
You can spend a lot of time perusing your ASP.NET pages in HTML view?oftentimes, the amount of HTML makes it difficult to locate little details. But the Visual Studio 2005
To obtain information about table columns in Microsoft SQL Server, use the INFORMATION_SCHEMA.COLUMNS view: SELECT COLUMN_NAME,columnproperty(OBJECT_ID(TABLE_NAME), COLUMN_NAME, ‘IsIdentity’) as IsIdentity,ORDINAL_POSITION, IS_NULLABLE, DATA_TYPE, CHARACTER_OCTET_LENGTH, NUMERIC_PRECISION, COLLATION_NAME, CHARACTER_SET_NAME FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME
If you use cout (or some other ostream) to output text data in a multi-threaded program, you’ll probably get a lot of gibberish. One thread begins streaming text out, gets
n October 6, 2007, Scott Guthrie officially unveiled the ASP.NET MVC Framework at the AltNetConf in Austin, TX. It’s interesting he chose to present it for the first time at
ost likely, the first time you heard about image filters was when you had to edit your vacation pictures to remove the “red eye” effect or an undesirable face. For
ervice-oriented architecture (SOA) is rapidly becoming popular as an approach for developing business applications that more effectively produce business value. Organizations adopting SOA often find that the most difficult part
was surfing the web the other day, looking for Visual Basic questions to answer, when I stumbled across an old FAQ that explained why Visual Basic no longer has arrays
An easy way to identify the current execution path is by using the AppDomain.CurrentDomain.BaseDirectory property, which identifies the current assembly’s execution path. This property works well for both Windows and
Inserting an XPath Expression into a Java Application can be very useful if you need to develop a Java application that evaluates a simple XPath expression. Just a copy/paste your
Suppose you’ve just copied something to your clipboard. Want to send somebody an email containing that clipboard data? Just press CTRL+V in outlook. This opens a new Window with the
oday’s customers demand easier-to-modify and more flexible applications than ever before. In this article, I will show you how to design applications with extensibility points so that they will grow
My previous article on Silverlight demonstrated how to use the MediaElement control to playback media files. This bare-bones control simply plays back a media file?it does not have visual controls
he Ruby language’s conciseness makes it great for development?fewer lines of code means reduced development time and maintenance costs. Rails, the Ruby-based web application framework, can be equally developer-friendly, but
ingletons, stream objects, and other classes must disable copying and assignment. However, C++ doesn’t yet provide a direct mechanism for disabling copying. Another related problem exists with undesirable conversions of
ny user-centric application you write will require some sort of data integration?at minimum, you’ll need to retrieve some data and display it in the user interface. Often, applications must retrieve
