Linux bash shell provides a lot of information into running applications. PATH is one of the most important one which is used to locate binary files and libraries. In some situations we may need to edit, add or remote some paths and locations from bash PATH variable. In this tutorial we will different use cases about these operations. Print Current PATH Variable We will start printing current PATH variable. This...
OpenSSL is popular security library used by a lot of products, applications, vendors. OpenSSL provides libraries for the most of the programming languages. Python is popular programming language too. We can use OpenSSL library in Python applications. In this tutorial we will develop an example application that uses OpenSSL Python Library and bindings. Install OpenSSL Python Library with Pip We can use pip install for all Linux distributions like Ubuntu, Debian,...
Dynamic Link Libraries provides helper libraries to the applications. Dynamic Link Libraries also called DLL. DLL’s provides reusable libraries, data and code which can be used by multiple applications or executables. In order to use system wide DLL’s easily we should register them. regsrv32 is a tool used to register DLL’s to the operating system. Syntax Syntax of regsrv32 is like below.
|
1 |
regsrv32 OPTIONS DLL |
OPTINONS are used provide different actions DLL is the path with...
Linux applications, tools, services uses libraries to get necessary functionalities. Libraries provides a lot of functionality to the related applications, tools and services. One library can be used by different applications. This is called dynamic library using or loading. Shared Libraries Shared libraries reside in /lib , /lib64 and /usr/lib . Each library is put into related directories like apt , gcc or similar. Dynamic libraries generally have extension .so but there are also some version...
