The C++ standard library can handle complex numbers. Complex numbers may be used by including . The class std::complex is defined as a template, allowing complex numbers to use different
Both JDBC drivers and the DriverManager use the PrintWriter for logging/tracing. Using java.util.Logger as your logging/tracing tool allows you to take advantage of the Logging framework. Create an adapter class
One way to create a SAXSource is to use a SAX InputSource and an XMLReader object. The transformer, ContentHandler, calls the XMLReader.parse(InputSource IS) method. Here’s an example: … try{ //get
An object function is a regular C++ object whose class defines the () operator. An object with a () operator can be called like a function: CFoo foo; // just
Displaying strings from .NET resource files may be a puzzle if the strings include escape sequences. For example, take the newline (linefeed) character. Suppose you want to display a hardcoded
This small function counts the number of cells in a worksheet that contain a specified string and outputs a total. Suppose you set the string to = “”. The function
This code shows you how to use the instance methods from the FileReader and BufferedReader classes with a Xalan 2 processor to read the first line from a text file.
Have you ever looped through the entire dataset to get the totals you need to put in the footer? The DataTable.Compute method eliminates this hassle by retrieving commonly performed arithemetic
Removing an unused Window service involves removing your registry key. Go to Start?>Run?>regedit. Find the key: HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services Locate the service name you want to remove. Press key to remove the