This can be done with the next command:

Explanation of this command is shown below.

The frame rate in which you want to record, in this example 50 frames per seconds is used.

The screen resolution that you want to record. Do not try to use a… Continue Reading Record your desktop screen with ffmpeg.

You can execute copies a large block of data to and from disk. This will minimize disk caching. Next is one example if our test system has 1GB of RAM. It is easy ( 1GB = 250,000 blocks ).

It’s very hard to argue with this dd test.

This is a first part tutorial about Linux game using C++ and OpenGL libs. Writing a C++ game can be difficult. You will need to focus on program structure and then to know how to create the necessary classes. Let’s see the files I used:

The main.cpp file is… Continue Reading Writing a basic game with C++ and OpenGL libs – part 001.

How to create a series of directories using a standard format.

Let’s see the result :

Delete all this folder is easy, just use this command:

How to create a series of text files using a standard format.

Let’s see the result :

How to… Continue Reading Simple bash script to create folders, files and images .

We use a simple hello program. Type the following program into your favorite editor.

We don’t want to debug our intro. We compile it using size-optimization and no frame-pointers.

Let’s see how big it executable.

We have about 9043 bytes. We’ll strip the executable and remove useless… Continue Reading Using size-optimization with gcc .

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