Do you have any DataGrids in your ASP.NET application with a CheckBox for each row? If so, you may have wanted a faster way to check or uncheck all items.
A given array of objects can be one-dimensional, two-dimensional, three-dimensional, or n-dimensional. How can you tell? In this tip, the function getDim(Object o) takes an object and finds out it’s
The following code demonstrates how to initialize class members in the initialiser list for more efficiency: class A{int a;char b;float c;public: A();};A::A():a(0),b(0),c(0){}is more efficient thanA::A(){ a = 0; b =
Say you’re trying to overwrite an existing file, but its attribute is set to “Readonly,” so it generates a “Permission Denied” error. The following code shows how to change the
ou can verify that your Web-based Java application accepts the proper inputs from the HTTP request stream and displays the proper results to the HTTP response stream by performing black
DO.NET has a strong and powerful disconnected model that lets programmers build a Web of in-memory objects and relate contents coming from different tables and even from different data sources.
# has always had a reputation as a clean language with lots of innovation. The Whidbey-release of Visual Studio .NET ships with a new version of the C# compiler that
‘m a baseball fan. While I’d rather watch a game in person, more often than not, I’m watching it on the television. Something that you may not consciously notice while
he next version of SQL Server (code name Yukon) has extensive support for the Common Language Runtime (CLR). Previous versions of SQL Server (2000 and earlier) had a mechanism for
opular applications including ICQ, WinAmp, and Windows Media Player use skins to enable a user to choose another appearance for that application. The skins for those applications can be very
an’t find what you’re looking for? Just ask?if it’s in there, I’ll find it for you; if it isn’t, I’ll let you know that as well (and tell you where
ike many of you, I spend my days and nights building applications in Visual Studio .NET. I have been developing “real” applications in this tool for around a year and
he next version of C# will feature a code refactoring engine built into the Visual Studio environment. A term coined by Martin Fowler, code refactoring allows you to change the
e remember clearly the time period before ASP.NET 1.0 shipped. While building applications using ASP, we said over and over “I sure wish we could use this stuff right now,”
ou know what happens when an expensive lightweight bicycle attached firmly to the top of a two-ton vehicle moving at approximately five miles per hour hits an immovable house? Figure
he WinForm controls provided by the .NET Framework 1.1 are extremely useful, and the framework for developing new custom controls provided in 1.1 is very strong, but sometimes the development
hen I was asked to write a few pages on what’s coming in the next version of Microsoft Visual Studio .NET (code named Whidbey), the biggest issue I had was
he Base Class Libraries were first introduced as a core component of the .NET Framework back in January 2002. The introduction of the BCL represented a huge step forward in
ny Microsoft-sponsored conference, whether it be Tech?Ed or the PDC, ends up being a double-edged sword. You find out about all sorts of great tools and technologies that Microsoft is
his article is Part II of the WMI tutorial series. It focuses on the Common Information Model Version 2 (CIMV2) and its integration with the Microsoft Windows Operating System. CIMV2
Windows Management Instrumentation (WMI) is one of the most fascinating technologies for managing distributed corporate computer systems. As the Windows implementation for WBEM (Web Based Enterprise Management), a standard developed
o call last week’s featured opinion unpopular would be understated to say the least. In his commentary, DevX Executive Editor A. Russell Jones opined that open source software is more
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The StringTokenizer and the Missing Token tip tells us how to cater for empty parameters, for example in the comma delimited string following: token1,token2,,token4,,,token7 The tip works well, with the
The basic principal of this function is to divide the decimal number by two for bit number of times (if that makes sense). So, if bit 30 was to be
Data that is in rows and columns is usually stored in 2-dimensional arrays. Two-dimensional arrays are declared by specifying the number of rows then the number of columns. Unless specified,
he 2.0 release of MIDP includes a number of enhancements that help developers write Java applications for devices. One of the most intriguing new features is “push,” which provides a
SS is an integral part of the future of the Web. You’ll need it in your toolkit sooner rather than later. It is particularly important with the advent of XML.
he first place to start is by saving your graphics file in a Web-ready way.The way you save a graphics file for print use and the way you save it
he editorial published on February 11, “Open Source Is Fertile Ground for Foul Play,” suggests three areas where security might be a concern for governments when considering open source software.