Some errors you might encounter when you compile with code::blocks.

It seems that your header files have no prototype declared for some of the functions. In this case, the function itself is implicitly treated as the function prototype.

You need to add some parentheses. If your code is… Continue Reading warning: implicit declaration of function …

I will present two examples to generate an md5 hash from an input string. The first example uses the openssl.

The second example uses md5sum.

This is all.

You can install Skype from the repository. Go on :

First, create a file named

Put this code on this file :

Save the file. Use :

This is all.

Some errors you might encounter when you compile with code::blocks.

One of many reasons is you have written code like:

To solve this error, just write code like this:

So I started dabbling with assembly language programming a couple of days ago. This was the next logical step in the “going lower down” move I have been doing ever since I started writing programs in Visual Basic some years ago (there, I admitted it). Since then I went through… Continue Reading Hacking on assembly code: Dynamic memory allocation on stack?

To display information about memory, we use the following command:

But if we want the data displayed in the terminal to be maintained, we will use:

The combination of the two args will solve our problem. Here is the final command:

Here is the displayed result: It… Continue Reading How to display memory in real time on Linux systems.

If you receive: error: ‘memset’ was not declared in this scope

Fix it by including: #include <cstring> in the source of C++file. If you use C then use : #include <string.h> .

One common method of denial-of-service attack ( DoS) involves saturating the target machine with external communications requests. If you want an indication of a denial of service (DoS) attack against your system’s , just run this command:

This command executes this steps. Show all tcp connections in numeric format… Continue Reading The indication of a denial of service (DoS) attack.

Translate »