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Top Forums Shell Programming and Scripting what does echo $$, $? $# mean Post 302219717 by gokulagiridaran on Wednesday 30th of July 2008 12:14:51 AM
Old 07-30-2008
what does echo $$, $? $# mean

Hi I am not good in scripting, can anyone of you please help me, with these echo $$, $? $# mean, any good guide / doc on these basics would be much more helpfull.

Thanks in advance.
 

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libgstreamer-0.10(3)						   User Commands					      libgstreamer-0.10(3)

NAME
libgstreamer-0.10, libgstbase-0.10 - GStreamer core library DESCRIPTION
libgstreamer-0.10 provides an API for all core GStreamer services, including initialization, plugin management and types, as well as the object hierarchy that defines elements and bins, along with some more specialized elements. To access the API documentation, you must install the developer version of the package. libgstbase-0.10 provides an API for GStreamer base plugins. These base plugins are typically extended when writing a plugin for a specific purpose. FILES
The following files are used by this library: /usr/lib/libgstreamer-0.10.so GStreamer shared library /usr/lib/libgstbase-0.10.so GStreamer base plugins library /usr/share/gtk-doc/html/gstreamer-0.10 GStreamer developer documentation /usr/share/gtk-doc/html/gstreamer-libs-0.10 GStreamer library developer documentation /usr/share/gtk-doc/html/gstreamer-plugins-0.10 GStreamer plugins developer documentation /usr/share/gtk-doc/html/gst-plugins-base-libs-0.10 GSTreamer base library developer documentation /usr/share/gtk-doc/html/gst-plugins-base-plugins-0.10 GStreamer base plugins developer documentation /usr/share/gtk-doc/html/gst-plugins-good-plugins-0.10 GStreamer good plugins developer documentation ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWgnome-media | +-----------------------------+-----------------------------+ |Interface stability |Volatile | +-----------------------------+-----------------------------+ SEE ALSO
gst-feedback(1), gst-inspect(1), gst-launch(1), gst-typefind(1), gst-xmlinspect(1), gst-xmllaunch(1), gstreamer-properties(1), attributes(5), gnome-interfaces(5), gst-std-options(5) NOTES
Written by Brian Cameron, Sun Microsystems Inc., 2004, 2006. SunOS 5.11 14 Oct 2004 libgstreamer-0.10(3)
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