How many bytes does an "int" have in c++?

Well, that depends on several things, like your current processor and compiler. The best way to know it, is by using the sizeof operator. Copy the following code, compile it and run it: #include <iostream> using namespace std; int main() { cout << “char: ” << sizeof(char) << endl; cout << “int: ” << sizeof(int)…

Where does Windows Live Writer store themes

Windows Live Writer makes a local copy of your website images and style sheets everytime you click on the Update Theme button located in the Blog Account ribbon. You can find your local CSS file(s) in the following folder on Windows 7: C:UsersYour NameAppDataRoamingWindows Live Writerblogtemplates If you only have one blog, you are lucky….

How to install the C++ Boost Libraries on Windows

Boost is a set of high-quality libraries that speed up C++ development. They are included in most linux distributions and some of them are already part of the C++ Standard Library. In the Windows environment, you have to install them in order to take advantage of them. If you are using Microsoft Visual Studio, you…

Installing gcc/g++ using MinGW and NetBeans in Windows

C and C++ languages are everywhere. All operating systems use them. People usually choose them because of their limitless power, velocity of execution, great portability and much more. In this tutorial I will show you how to install a C/C++ development environment under Windows. By the way, MinGW includes other compilers for languages like c,…

Switch from Debug to Release build options in Delphi

Unlike Microsoft’s Visual Studio, the option to switch from Debug to Release in Delphi is kind of hidden. However, it is very easy to use. Go to the Project menu and select Configuration Manager Now select your project, Choose a new configuration and Press the “play” button.   The following picture shows you how the…

Working with dynamic arrays in Delphi

One advantage of Delphi’s dynamic arrays is that they are automatically freed once they go out of scope. That simplifies memory management and gives you more flexibility on your applications. You can declare a dynamic array like this: Customers: array of string;   Before adding an element, you have to call the SetLength function to…

Tips to help you deal with Delphi Threads

Multithreading is one of those operating systems feaures that make your programs work in a more efficient way and give your users a better interactive interface. However they are not used by all developers. In this article I will focus on some important points you must have in mind when using threads on Delphi.  …

Exchange: The database files in this storage are inconsistent

This morning I got a new surprise from my Exchange server. Outlook clients could not connect to the servers, however the server seemed to be working pretty normal. After some research I found out the Exchange databases were corrupted. But, how did this happen? Well, they can get corrupted when Windows is not shutdown in…

How I made my HP LaserJet P1102w work with my iPad

I got an HP LaserJet P1102w about a year ago, so long before I thought I was going to get an Apple’s iOS device. I purchased it just because I thought it would be useful to have a printer that could work wirelessly. At that time I made it work using wireless, but for some…

Old school: Use xcopy to back up your stuff

by Andrew Block Need an easy way to back up your files, but don’t feel like monkeying with expensive or complicated software? Using the xcopy command and a simple text file, you can accomplish this rather easily. Here’s what I do. First, make sure that file extensions are not hidden by going to My Computer…

How to create a simple gradient in C#

Creating a simple gradient using two colors is very simple: Rectangle rect = new Rectangle(0, 0, 100, 100); LinearGradientBrush lgb = new LinearGradientBrush(rect, Color.White, Color.Blue, 90); e.Graphics.FillRectangle(lgb, rect); This code will generate a gradient in the given rectangle that goes from white to blue in a vertical way (see last parameter in constructor). In this…

Printing in C# – The easy way

Believe me, it is easy. As with any class, before we can use any of the Classes, Events and Objects available to us in the .Net Framework we need to import the Namespaces we need. For this we need 3 namespaces. VB.Net users only required 2 because VB.Net assumes the System Namespace, whereas C# isn’t…

How to choose a printer using C#

You can assign a printer and other settings by using the basic PrintDocument and PrintDialog controls properties. Look at the next example: if (printDialog.ShowDialog() == DialogResult.OK) { printDocument.PrinterSettings.PrinterName = printDialog.PrinterSettings.PrinterName; printDocument.PrinterSettings.Copies = printDialog.PrinterSettings.Copies; }  

IIS tips and tricks

Running multiple versions of the .NET framework in IIS When you install a new .NET framework in your IIS server some applications can stop working showing you the following error: Server Application Unavailable   In the event viewer you will find this: It is not possible to run two different versions of ASP.NET in the…