Data Types

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Understanding the Long Data Type in Java by M S Sridhar Language: Java, Expertise: Intermediate - See how Java long behaves differently when used with the letter L and without it.
Wrapping Unbuffered Writes to an OutputStreamWriter in Java by Octavia Anghel Language: Java, Expertise: Intermediate - OutputStreamWriter uses memory for each call to its write() methods. Learn why you should wrap it in a BufferedWriter.
Converting Between List and String Types by Srinath MS You can convert .NET Lists to delimited strings—and vice-versa.
Understanding Java's Integer Pool Can Avoid Problems by Shreyas Pai When apparently-equal integer values fail an equality test, remember the integer pool.
Create a Generic List at Run Time by Srinath MS This tip shows you how to create a generic list of a specified type at run time.
A Function to Determine Whether a String Can Be Converted to a Number by Roberto Chiavolini Find out how to determine whether a string can be converted to a number.
Converting Numbers to Strings by Baddy R Instead of writing your own function to convert an integer or float to a string, just use the C function snprintf (in the stdio.h header) or the C++ class stringstream (in the sstream header).
Displaying "Bit" Database Fields in Web Forms by Srinath MS When fields with 'Bit' Data Types are displayed on Web Pages, they shows as True/False, as opposed to showing the actual '0' / '1'.
Converting an Integer to a C++ String by Jon Sumners Boost libraries provide a better way to convert numbers into strings or vice versa.
Converting Numbers to Column Names in Excel 2007 by John P. While converting to Excel 2007, I had to update the column number to string code in my program to handle columns of 703 and above (AAA). I found Yassine Moe's code and "simplified" it. This tip shows the results.
Converting from Centigrade to Fahrenheit and Vice Versa by Jijesh Nair Use the following code to convert from Centigrade to Fahrenheit and vice versa.
Using ANYDATA in Oracle 9i by Shraddha Pandya First introduced in Oracle 9i, ANYDATA is a "self-describing data instance type" which means it not only holds the value, but it also holds its own data type within each instance of it.
Avoid Memory Corruption when Assigning a CComBSTR to a CComVariant's bstrVal Member by Alison Lomaka Although the CComBSTR = operator is overloaded to make a copy of the string, this is not the case when assigning a CComVariant's bstrVal member to a CComBSTR.
Convert "Little-Endian" to "Big-Endian" by Leonard Anghel This tip outlines two simple methods that help you to convert a number from the "little-endian" format to the "big-endian" format.
Declare the Coolest XQuery Variables by Leonard Anghel This tip shows how to declare some important variables in XQuery.
Use Nullable Types to Assign a Null Value to Value-type Variables by PalaniChamy VijayShankar Learn how to use nullable types to assign a null value to value-type variables.
Typeid: Cross-Platform/Compiler Issues by Amit Gupta typeid should be used cautiously when an application is targeted for multiple platforms.
Convert Numbers to Excel Column Names by Yassine Moe This algorithm converts column numbers (1-x) to Excel column names.
Presenting Dates in Varying Formats by Sridhar MS 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.
Use the "as" Operator for Reference Type Casting by Jaya Nehru Kumar Using the "as" operator for reference type casting makes your code more readable, and can prevent exceptions should a type mismatch occur.
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