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  2. PATH (variable) - Wikipedia

    en.wikipedia.org/wiki/PATH_(variable)

    PATH is an environment variable on Unix-like operating systems, DOS, OS/2, and Microsoft Windows, specifying a set of directories where executable programs are located. In general, each executing process or user session has its own PATH setting.

  3. exec (system call) - Wikipedia

    en.wikipedia.org/wiki/Exec_(system_call)

    path. The argument specifies the path name of the file to execute as the new process image. Arguments beginning at arg0 are pointers to arguments to be passed to the new process image. The argv value is an array of pointers to arguments. arg0. The first argument arg0 should be the name of the executable file. Usually it is the same value as the ...

  4. binfmt_misc - Wikipedia

    en.wikipedia.org/wiki/Binfmt_misc

    binfmt_misc (Miscellaneous Binary Format) is a capability of the Linux kernel which allows arbitrary executable file formats to be recognized and passed to certain user space applications, such as emulators and virtual machines. [1] It is one of a number of binary format handlers in the kernel that are involved in preparing a user-space program ...

  5. Environment variable - Wikipedia

    en.wikipedia.org/wiki/Environment_variable

    The %ComSpec% variable contains the full path to the command processor; on the Windows NT family of operating systems, this is cmd.exe, while on Windows 9x, %COMSPEC% is COMMAND.COM. %OS% The %OS% variable contains a symbolic name of the operating system family to distinguish between differing feature sets in batchjobs .

  6. Executable and Linkable Format - Wikipedia

    en.wikipedia.org/wiki/Executable_and_Linkable_Format

    An ELF file has two views: the program header shows the segments used at run time, whereas the section header lists the set of sections.. In computing, the Executable and Linkable Format [2] (ELF, formerly named Extensible Linking Format) is a common standard file format for executable files, object code, shared libraries, and core dumps.

  7. Classpath - Wikipedia

    en.wikipedia.org/wiki/Classpath

    -classpath D:\myprogram sets the path to the packages used in the program (on Linux, -cp /home/user/myprogram) and org.mypackage.HelloWorld is the name of the main class Setting the path through an environment variable

  8. pushd and popd - Wikipedia

    en.wikipedia.org/wiki/Pushd_and_popd

    If pushd is not provided with a path argument, it changes instead to the next directory from the top of the stack, [clarification needed] which can be used to toggle between two directories. The popd command removes (or 'pops', in the stack analogy) the current path entry from the stack and returns to the path at the top of the stack as the new ...

  9. pwd - Wikipedia

    en.wikipedia.org/wiki/Pwd

    Display the current working directory physical path - without symbolic link name, if any. Example: If standing in a dir /home/symlinked, that is a symlink to /home/realdir, this would show /home/realdir pwd -L: Display the current working directory logical path - with symbolic link name, if any.