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To test a condition in a if statement without any condition, the result has to be other than 0 to test a true condition.

Let's see an example of a if statement without any condition:

The user command wc is a GNU/Linux tool written by Paul Rubin and David MacKenzie.

It helps us to display the number of lines, words and bytes counted in one or several files.

Let's see an example of the user command wc by executing this command in our favourite terminal:

Let's try to transform a binary into a decimal with a simple loop.

Let's see this example of a bit shift into a decimal display:

Today I will show you how to transform a decimal number, an hexadecimal number and a binary number into the same character.

And you will see that this transformation is made by the terminal, the shell and Linux (or UNIX ;).

Let's see an example, with 3 files and after with printf():

Maybe you sometimes asked yourself how to find a part of a code inside all your files.
But how to find this part of code?
We can use the grep user command to display this part of a code.

We can moreover display this code in color.

Let's see an example of the grep user command.

In this tutorial, we are going to see how to create an executable from an assembly file.

The following example uses a 32-bit version of Ubuntu.
Notice that the version is important when you compiling your assembly file.
It is the same for the linkage operation.

Let's see it in detail.

To set ACL correctly, you can use the fs user command.

Let's take an example to set the ACL: