<div dir="ltr"><div>Join us for our monthly LUG meeting, featuring some very interesting shell data tools written by this month's speaker, Dima Kogan.</div><div><br></div>Thursday, July 12, 2018<br>7:00 PM to 9:00 PM<div><br><div class="gmail-flex gmail-flex--row" style="display:flex;box-sizing:border-box"><div class="gmail-flex-item gmail-flex-item--shrink gmail-text--secondary" style="box-sizing:border-box;width:auto;min-width:0px;padding-left:0px;color:rgba(46,62,72,0.6)"><span class="gmail-svg gmail-svg--location-pin" style="display:inline-block"></span></div><div class="gmail-flex-item" style="box-sizing:border-box;width:auto;min-width:0px"><div class="gmail-chunk" style="display:block"><a class="gmail-venueDisplay gmail-venueDisplay-venue gmail-venueDisplay--hover" href="https://www.google.com/maps/search/?api=1&query=214+S+Lake+Ave%2C+Pasadena%2C+CA%2C+US" style="display:inline;color:rgb(0,162,199);text-decoration:none;font-family:"Graphik Meetup",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;font-size:14px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255)"><address style="display:inline;font-style:normal"><p style="display:block;margin:0px;padding:0px">Du-Par's Restaurant and Bakery</p><p class="gmail-venueDisplay-venue-address gmail-text--secondary gmail-text--small" style="display:block;margin:0px;padding:0px;color:rgba(46,62,72,0.6);font-size:0.875rem;line-height:1.6">214 S Lake Ave<span style="display:inline"><span> </span>·<span> </span>Pasadena</span></p></address></a><div class="gmail-venueDisplay-venue-howToFindUs" style="margin-top:8px;color:rgb(46,62,72);font-family:"Graphik Meetup",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;font-size:14px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">Meetup: <a href="https://www.meetup.com/SGVTech/events/251990619">https://www.meetup.com/SGVTech/events/251990619</a></div><div class="gmail-venueDisplay-venue-howToFindUs" style="margin-top:8px;color:rgb(46,62,72);font-family:"Graphik Meetup",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;font-size:14px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div></div></div></div>The UNIX shell is a useful environment to get work done. There're a number of standard, simple tools that talk to each other via a universal interface: the pipeline. This talk focuses on methods to manipulate and visualize data directly in the shell, without moving to specialized environments (numpy, matlab, etc). Specifically I will demonstrate and describe<br><br>feedgnuplot - a tool plot data coming in on STDIN<br>vnlog - a toolkit to read, write and manipulate columnar ASCII data<br><br>These are independent tools that are useful standalone, but with shell<br>piping are EXTRA useful together and in conjunction with other standard<br>UNIX tools. This unification of data processing and normal shell usage<br>enable powerful workflows that are otherwise unavailable.<br><br>SPEAKER:<br><br>Dima Kogan - Robotics Engineer, Jet Propulsion Laboratory<br><br>Dima is a long-time user and contributor to various Free Software projects. He lives in the shell inside Emacs on his Debian box, and is constantly looking for ways to save keystrokes. He plays with robotics tools during the day, and tries to give away as much of his work as possible.<br></div></div>