Suppose you have a class and want to use it at runtime. The code below shows how you can load the class and execute a desired method at runtime. The
To check whether nested triggers are turned on or off in SQL Server, issue the following command in Query Analyzer: EXEC sp_configure ‘nested triggers’ If the run_value is 0 then
harePoint’s built-in tools are good at providing a basic interface for adding and editing data, however, there are times when the included editing features aren’t enough. There are applications where
n the days of ASP.NET 1.x, Microsoft first created ASP.NET Starter Kits to help developers jumpstart Web development. ASP.NET Starter Kits are sample ASP.NET applications that provide code as an
Dates are generally a requirement for every application. However, including dates for users across the globe can be tedious, because different people use different formats to read the date. Oracle
Suppose you are writing a row-level trigger Z on a table X to update an audit table Y with information about inserts into X, and you need to know what
This tip provides a substitute for the __strrev function, because it’s not available under Linux. This is useful if you are porting existing code from Windows to Linux. Suppose you
n September of 2005, Microsoft unleashed Windows Workflow Foundation (Windows WF) at its semi-annual Professional Developer’s Conference. As one of the pillars of the WinFX APIs, Windows WF provides developers
If you’ve ever used the built-in logging facilities introduced in JDK 1.4, you’ve certainly faced a situation wherein you wanted to prevent log messages from appearing on the console. The
ometimes bad things happen to good people. For many developers, that is the perfect summation of how the Sarbanes-Oxley (SOX) Act has affected their daily lives. At first blush, the
racle’s COM automation feature lets Oracle PL/SQL or Java developers leverage any of the thousands of pre-existing COM components, as well as any pre-built, in-house COM components (See Sidebar 1:
ecently, I received this email: Rich: Dug your story on filters. The drop shadow following the mouse as a light source was great. Maybe you can help me with this.
f you work with databases, you’ll often need to copy data from one database to another. While that sounds like a straightforward task, it often involves more than just a
Suppose you have a class hierarchy and you plan to do some downcasts. Try writing virtuals in the root class to do the downcasting to NULL for each of the
Sometimes you need to display a string of characters of a specified length for a column value in a SQL query. To this end, SQL Server supports a function called
Normally, you need a main method in a Java class if you want to run that class from the command line. However, there is a little trick that allows you
The following code assigns an OnClick event to each calendar cell by altering the way the calendar control renders the cells containing the days. When clicked, the calendar posts back
ecurity is one of the most important aspects in the software development life cycle. Everyday some software product’s exploit is published all over the Internet. As soon as an attacker
n this article you’ll see an exciting use for XMI?reading the connections between two server nodes in a UML diagram using C#. While my last XMI article collected information about
akarta Commons, the set of reusable classes that various Jakarta projects use, are available as separate components, which you can use in your Java projects. This article is the second
ive years ago, I explained how to simulate heterogeneous containers by storing raw pointers to polymorphic objects in an STL container. C++ has come along way since: tuples now allow
n .NET 2.0, Microsoft has exposed the methods of the IXmlSerializable interface, giving you far more control over the way your objects get serialized to XML than in previous versions.
Suppose you are creating a dynamic page in ASP. Most of the page elements are dynamic and you need a few of the headers to have the first letter of
If you are familiar with the remove_if() algorithm, you’re used to applying remove_if() followed by erase(). For example, suppose you’re given a predicate to determine whether a number is even:
On AIX, and UNIX in general, DB2 instance creation fails with vague errors: Update DBM cfg SYSADM_GROUP errcode = 8DBI1281E The database manager configuration file could not be initialized. Explanation:
Use the following code to extract JAR and ZIP Entries with JarURLConnection: import java.net.*;import java.io.*;import java.awt.*;import java.util.*;import java.util.jar.*;class read extends Frame{URL url=null;JarURLConnection URLcon=null;JarFile jar=null;TextArea TA=new TextArea(15,35);public read(String titlu){ super(titlu);}void init(){
You can use Microsoft’s ILMerge tool to merge .NET assemblies?even those written in different .NET languages?into a single assembly for easier distribution, something that’s not possible using Visual Studio alone.
n today’s world, if you cannot communicate securely using technology you may as well not communicate at all. There are countless ways that information can be taken and misused by
November 7, 2005?Starting today in San Francisco, where Microsoft CEO Steve Ballmer kicks off the party, and moving across the country throughout this month and December, Microsoft is sponsoring a
wo years ago, the Swiss business software maker Abacus Research AG decided to port its complete product line from Borland’s Delphi to Java/Swing. The Abacus Delphi development team faced the