Monthly Archives: May 2018

Draw different styles of “illuminated” text in C#

My previous post Draw “illuminated” text in C# showed how to draw “illuminated” text. It drew each paragraph’s initial letter in a large font with a box around it. Real illuminated manuscripts typically make the initial letter much more elaborate. … Continue reading

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Draw “illuminated” text in C#

This example lets you draw “illuminated text” where each paragraph begins with an oversized letter. In some illuminated manuscripts, the first letter of a paragraph is drawn in a larger font than the remaining text. This example does something similar. … Continue reading

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Merge directories in C#

This example lets you merge directories. Once upon a time, if you used Windows Explorer to move a file from one directory to another and the destination directory already contained a file with that name, you had the option of … Continue reading

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Use a FileSystemWatcher to build a spooler in C#

This example uses a FileSystemWatcher to implement a spooling program. SPOOL is an ancient computer acronym dating from the 1950s that stands for “Simultaneous Peripheral Operations On-Line.” It is a technique in which jobs are placed in a queue in … Continue reading

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Implement interfaces explicitly or implicitly in C#

Suppose you create a class and in the declaration you indicate that it implements one or more interfaces. If you right-click an interface’s name, the dropdown displayed by Visual Studio includes an “Implement Interface” submenu. If you look at the … Continue reading

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Understand ways to end case blocks in C#

There are several ways that you can exit case blocks in a switch statement. For example, consider the following code. string result = “”; int control = 1; switch (control) { case 1: case 2: result = “One or two”; … Continue reading

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Use a password protected Access database in C#

This example shows how you can open and use a password protected Access database in C#. It also shows how you can use the database’s password protection to provide a login form for your program. Note that the security used … Continue reading

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Generate a random password in C#

As I mentioned in a recent post, you should always use a strong password for every login. Remember, a computer can perform millions or billions of operations per second, so your daughter’s birthday or the name of your son’s guinea … Continue reading

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Why Twitter recently wanted you to change your password

A few days ago, Twitter asked all of its users to change their passwords. The reason they did that was that they found a bug in their system that made an internal log file store passwords in an unencrypted form. … Continue reading

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Control a loop that uses floating-point values in C#

Sometimes you might need to use a floating-point variable that loop over a range of values. For example, you might want a value to step through the values 0.0 through 1.0 in increments of 0.1. The sequence of numbers would … Continue reading

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