ne of the best features of developing COM+ based applications in standard three-tier presentation, business, and data access (DAL) layers is the simplicity of managing transactions distributed between the application’s
ava recently celebrated its 10th birthday at JavaOne in San Francisco. It’s come a long way in that time, and a decade is a long time in technology. It’s a
obust support for Web standards is now the norm rather than the exception. If you develop applications for a purely Microsoft-centric environment then you probably haven’t had to care much
our months ago, Microsoft publicized a list of features that could cause existing Visual C++ apps to break when migrated to Visual Studio 2005. Many of these features are core
n this world of emerging technologies and modern, ultra-small, and super-capable electronic devices, there is still a place of honor for printers. People haven’t completely switched to soft copies. There
very nerd loves the XMLHttpRequest. It supplies the functionality of which Web programmers’ dreams are made. Web applications start behaving like desktop applications. Things work as they’re “supposed to,” freeing
he time has come, at last, for a major update of Flash?Macromedia’s flagship animation and interactive development tool. Expected in early September, Flash 8 (Macromedia has officially dropped the useless
ingle sign-on (SSO) is a very hot topic. Businesses in every industry are eager to integrate legacy systems into newer applications, and SSO can alleviate the headaches users experience when
oday’s use of Web services in solutions doesn’t really realize the true potential of Web services. Oh yes. Web services programming is easy. Who likes those crazy angle brackets crossing
eb services have evolved into a standard means for integrating organizations using differing technologies running on heterogeneous systems and frameworks. A Web service is a business-logic component designed to be
To add line numbers in your VS.NET code window: Go to VS.NET?>Tools?>Options?>Text Editor. Choose the language of your choice and select the Line Number checkbox under Display. This will add
You can define parameters for the SqlDataSource control. If a parameter value is an empty string, the driver automatically converts that into a NULL value, which can lead to unexpected
Oftentimes, cursors are used to concatenate multiple columns into one string. For instance, you may want something like this to show as ‘A,B,C’ on your report (Table table_A): Id Char_Value1
If you need to access a database with Java, you need a driver. This is a list of the drivers available, what database they can access, who makes it, and
This algorithm helps you to retrieve all the elements contained in the first set (set1), but not in the second (set2). Here’s the template: templatevoid Diff(const T& set1, const T&
orporations encounter various scenarios in which they need parallel processing to achieve high throughput and better response times. For example, various financial institutions perform reconciliation as batch jobs at the
uilding enterprise Java applications is a challenging process in which you build, package, and deploy multiple components to a variety of environments. And these components will frequently depend on one
This installment of “The Baker’s Dozen” presents a Windows Forms database application that demonstrates some of the primary attributes of a distributed architecture. These attributes include authentication and connectivity, data
ey there! This month, I’m bringing Ambrose Little on board and we’re starting a new column entitled “angryCoder vs. dotNetTemplar.” In each issue of CoDe Magazine, we’re going to debate
any experienced developers loathe changing their DTDs (Document Type Definitions) because of their cumbersome syntax and semantics. For newcomers, DTD syntax just looks like Greek. A brand new addition to
# is a small language. It doesn’t support writing regular expressions, for example, or accessing a relational database, or even using simple data-structures like stacks, queues, and lists. Of course
att Mannion is an Engagement Manager for Clarity Consulting Inc., a Chicago-based technology consulting firm and Microsoft Gold Certified Partner. Matt has delivered many large-scale, WinForm and WebForm systems for
ast week was the end of an era for me. I was lucky enough to see Revenge of the Sith in an audience that included BillG (Bill Gates) himself. I
ea, I know. English is a living language, but there have to be some rules. You can’t just make up words. You can’t make up ways to use those words.
ulti-criteria search functionalities, which allow combinations of many optional criteria fields, are common in modern Web-enabled business applications (see Sidebar 1. When to Use Multi-Criteria Searches). An example of this
adio frequency identification (RFID) technology is rapidly becoming ubiquitous as businesses seek to streamline supply chains and respond to mandates from key customers. But RFID and other new wireless ID
ager to gain momentum in the creation of software that facilitates local search and geo-centric applications, Microsoft has released a new version of its mapping software?not only with speed and
If you set the TextMode property of a TextBox Web control to “Password,” any default value you assign to the TextBox won’t show up. To work around this problem, add
Suppose a CVS -n update throws the following error: cvs update: inflate: unknown compression methodcvs [update aborted]: reading from server: Input/output error When you use the -n option, there’s a
Between two tables of similar size, a merge join is the best possible join an optimizer can choose. If you have clustered indexes on the join columns, the optimizer will