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- Track a user's Internet Explorer History with IEHistoryView
- Wally Bahny shows you how to use IEHistoryView to quickly and systematically see a user's browsing history. by Wally Bahny
- Blog posts 2008-07-23
- Download files over the Web with .NET's WebClient class
- The System.Net namespace includes the WebClient class for uploading and downloading files via HTTP. You can copy or read files with only a few lines of code. Tony Patton details how the WebClient class helped him solve a recent problem. by Tony Patton
- Blog posts 2008-06-27
- Sorting character strings using SQL Server
- You are probably familiar with the built-in sorting abilities of SQL Server for columnar data, but what if you need to sort character strings stored in SQL Server fields? Even though this may not be a common need for most users, this issue may come up from time to time. I'll demonstrate...
- Blog posts 2008-03-03
- I can't get a zero-length string in PL/SQL
- One of the things I wind up doing a lot in my code is looping thru some data structure -- say an HTML option list or a SQL result set -- and concatenating the results into a single string so that it can be printed to a text file or...
- Blog posts 2008-01-13
- Replace all occurrences of a pattern in a string with VB.NET
- The Regex.Replace method allows you to replace a pattern in a string with a fixed string literal. This VB.NET tip describes how developers can use this method. When you need to find a certain pattern of a string and modify the text to hide the contents, you can...
- Technical articles 2007-05-31
- Padding a string for fixed width display in VB.NET
- Here's a simple way to pad strings for a fixed width display in VB.NET utilizing the PadLeft and PadRight methods of a String object. Whenever you need to display data in a console or get it ready to be printed, you may need to align columns for a...
- Technical articles 2007-05-24
- Count words in VB.NET using Split and Replace functions
- The next time you need to know the number of words in a larger VB.NET string consider using the Split function. This tip provides an example of how to use Split, as well as Replace if you have more than one space between words. Working with strings and performing...
- Technical articles 2007-03-08
- Comparing strings with and without case sensitivity in VB.NET
- Irina Medvinskaya offers an example that shows how VB.NET's String.Compare method can come in handy when you need to compare two string variables. Working with strings is a very important functionality in most applications. Your ability to effectively use the existing .NET functionality is vital for building...
- Technical articles 2007-02-14
- How to reverse a string in VB.NET
- In this week's VB.NET tip, Irina Medvinskaya shows you how to utilize the Reverse method of an array to reverse the order of characters in a particular string. There are situations that require reversing the order of characters in a string. In the Listing A example,...
- Technical articles 2006-09-21
- Data validation with JavaScript and regular expressions
- Discover how regular expressions offer a simple and elegant way to manipulate text within JavaScript. Tony Patton also explores how JavaScript's regular expression simplifies data validation. Data validation is an essential aspect of any Web application that accepts data from the user. After all, you must ensure the...
- Technical articles 2006-09-18
- Number of records in a table with VBA
- How can I determine the number of records in a table programmatically using VBA?This is crude, bu it works...Function NumberOfRecordssTableName as String as integer Dim MyRecordset As RecordsetDim MyQueryDef As QueryDefDim MySQL As StringNumberOfRecords = 0On Error GoTo ErrHandlerSet MyQueryDef = NothingSet MyRecordset = NothingMySQL = "SELECT * FROM "...
- Q&A 2006-09-13
- Change all characters' case in a string using VB.NET
- The ability to change the case of all characters in a string often comes in handy when you need to compare string values that may be in different cases. Learn how to make this change in this VB.NET tip. Working with date values often requires an ability to ...
- Technical articles 2006-08-24
- Convert Date/Time values into strings in VB.NET
- Learn how to convert date and time values into formatted strings by overloading a version of the ToString method, which accepts a format string. Working with date and time values often requires an ability to convert these values into string values in a particular format. In this ...
- Technical articles 2006-08-17
- Converting numbers into formatted strings in VB.NET
- Irina Medvinskaya presents a simple way to convert the numbers into formatted strings in VB.NET. She also explains the difference between the two types of numeric format strings: standard and custom. Working with numeric values often requires the ability to convert these values into String values in a...
- Technical articles 2006-08-10
- Split String
- Dear all,I want to split a string into twoparts.How to do it?For example, If I assigned variable called usrnm having string "QWUSM0392".But I want to split into two parts or I need only "M0392" from the string.How can I get it?Will Mid or Replace function help for this?Actually I am...
- Q&A 2006-07-30
- Split String
- Dear all,I want to split a string into twoparts.How to do it?For example, If I assigned variable called usrnm having string "QWUSM0392".But I want to split into two parts or I need only "M0392" from the string.How can I get it?Will Mid or Replace function help for this?Please help...
- Q&A 2006-07-30
- Learn the best way to combine strings in VB.NET
- Irina Medvinskaya explains why you should usually opt for using the & operator over the + operator to combine strings. She also provides a simple example of how to combine stings in VB.NET. Combining strings in VB.NET is a simple operation. You can utilize the & operator to...
- Technical articles 2006-05-25
- Replace and create a string in VB.NET
- In this VB tip, we'll show you a quick and easy way to replace a string within a string by using the Replace method of a String object and create a string that consists of the repeated character. Have you ever needed to replace a portion of a...
- Technical articles 2006-05-18
- Split and locate occurrences of character strings within VB.NET
- String manipulation and operations are the basis of any code. In this Visual Basic tip, Irina Medvinskaya looks at a way of splitting a string of characters into separate words and finds a number of occurrences of a string of characters within a larger string in VB.NET. String manipulation...
- Technical articles 2006-05-11
- Changing Fonts & Font Color, JOptionPane
- Can anyone help me change the Fonts & Color of my Texts..:(...?import java.io.*;import java.util.Random;//needed for generating random numberimport java.applet.Applet;//used for display of applet windowsimport java.awt.Color;//adding colourimport javax.swing.JOptionPane; import java.awt.*;import javax.swing.*;import java.awt.Font;public class Guesses extends java.applet.Applet { public static void main(String[] args) throws IOException { Random generator = new Random;//generator...
- Q&A 2006-03-21
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