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Remote Pair Programming A Guide for Distributed Agile Teams Wednesday, August 15, 12

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Remote Pair Programming A Guide for Distributed Agile Teams … and other thoughts about remote collaboration Wednesday, August 15, 12

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Agenda Overview People Challenges “You’re Remote Pairing Today” Technology Wednesday, August 15, 12

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http://svy.mk/pairprogram Feedback Wednesday, August 15, 12

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Who? Wednesday, August 15, 12

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Joe Moore - @joem [email protected] Pivotal Labs - @pivotallabs Who? Wednesday, August 15, 12

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Who? Pair programming since 2000 Wednesday, August 15, 12

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Who? Remote pair programming full time since 2010 Wednesday, August 15, 12

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Pair Programming? Wednesday, August 15, 12

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Pair Programming? Two developers coding on the same development workstation Wednesday, August 15, 12

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Pair Programming? Solving the same problem, at the same time, together Wednesday, August 15, 12

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Pair Programming? • Higher quality • Fewer defects • Focus • Intensity • Faster problem solving • Knowledge transfer • Code review • Wednesday, August 15, 12

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What? Remote pair programming Wednesday, August 15, 12

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What? Pair programming, but not at the same physical computer Wednesday, August 15, 12

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What? What does it look like? Wednesday, August 15, 12

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Video Remote pairing: debugging a phone http://youtu.be/mfoJ6mBVi2w Wednesday, August 15, 12

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Challenges Wednesday, August 15, 12

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Challenges Wednesday, August 15, 12

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Video Remote pairing: (listen for both our voices) http://youtu.be/CWJMzW1ZqNE Wednesday, August 15, 12

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Video Remote pairing: coding via screen sharing http://youtu.be/4PkT1bbmA4I Wednesday, August 15, 12

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When? Remote pair programming Wednesday, August 15, 12

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When? Your project is split between multiple locations Wednesday, August 15, 12

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When? You work for a “virtual company” Wednesday, August 15, 12

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When? Your project has remote developers Wednesday, August 15, 12

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When? Someone needs another person’s expertise but they’re not co-located Wednesday, August 15, 12

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When? You’re giving a remote pairing interview Wednesday, August 15, 12

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Why? Remote pair programming Wednesday, August 15, 12

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Why? RPP can have the same benefits as in-person pair programming Wednesday, August 15, 12

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Why? • Higher quality • Fewer defects • Focus • Intensity • Faster problem solving • Knowledge transfer • Code review • Wednesday, August 15, 12

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Why? Counteract remote development pitfalls Wednesday, August 15, 12

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Why? • Higher quality • Fewer defects • Focus • Intensity • Faster problem solving • Knowledge transfer • Code review • Wednesday, August 15, 12

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Why? Silo is a four-letter word Wednesday, August 15, 12

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Why? Some people like it better than in-person pairing? Wednesday, August 15, 12

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Why? Some people like it better than in-person pairing? It’s true! I’ve heard it multiple times! Wednesday, August 15, 12

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How? Remote pair programming Wednesday, August 15, 12

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How? It’s about the people, not just technologies Wednesday, August 15, 12

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How? You can’t fix a team of tools with tools Wednesday, August 15, 12

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How? Patience Wednesday, August 15, 12

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How? Express your ideas clearly and concisely Wednesday, August 15, 12

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How? Extremely good pairing etiquette Wednesday, August 15, 12

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How? “Do you mind if I drive?” “I’m going to grab the mouse.” “Can I look at something?” “Go ahead and drive.” Wednesday, August 15, 12

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How? Supportive operations/infrastructure team Wednesday, August 15, 12

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How? A good attitude Wednesday, August 15, 12

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How? Team must be generous and understanding Wednesday, August 15, 12

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How? Do’s and Don’ts Wednesday, August 15, 12

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Do… • Be patient • Be assertive about being included • Make an effort to include remote dev • Take breaks, play ping pong • Use video (especially at first) How? Wednesday, August 15, 12

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x Exclude remotes from local conversations x Exclude remotes from meetings x Be the strong, silent type x Just walk away x Lay your headphones on keyboard Don’t… How? Wednesday, August 15, 12

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How? Regarding Video Wednesday, August 15, 12

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How? I’m striving for a “high fidelity” experience Wednesday, August 15, 12

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How? Let’s play a game called: “What’s going on?” Wednesday, August 15, 12

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What’s going on? Wednesday, August 15, 12

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What’s going on? Wednesday, August 15, 12

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What’s going on? Wednesday, August 15, 12

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What’s going on? Wednesday, August 15, 12

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What’s going on? Wednesday, August 15, 12

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What’s going on? Wednesday, August 15, 12

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Challenges Remote pair programming Wednesday, August 15, 12

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Challenges The same challenges as in-person pair programming Wednesday, August 15, 12

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Challenges Lacks some of the traditional work-from-home benefits (especially full-time pairing) Wednesday, August 15, 12

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Challenges Lack of shared facilities Wednesday, August 15, 12

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Challenges Lack of shared facilities • Whiteboards • Notecards • Big visible charts • Information radiators • Lunch area • Hallway conversations • Wednesday, August 15, 12

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Challenges 2 timezones is hard Wednesday, August 15, 12

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Challenges 3 timezones is harder Wednesday, August 15, 12

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Challenges 12 timezones is…??? Wednesday, August 15, 12

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Challenges Technology gremlins Wednesday, August 15, 12

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Challenges Technology gremlins • flaky internet • firewalls • Skype • crappy software • broken hardware • Skype • VPNs • SKYPE Wednesday, August 15, 12

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Skype • Skype • Skype • Skype • Sk ype • Skype • Skyyyyyyyype • Skyp Skype • Skype • Skype • Skype • Sk SKYYYYYYYYYYYYYYYYYYYYYY YYYYYYYYYYYYYYYPE!!!!!!! • Sky • Skype • Skype • Skype • Skype Skype • Skyyyye!!! Skype • Skype • Skype • Skype • Skyyyyyyyyyyyyype!!! • Skype • Sky Wednesday, August 15, 12

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Challenges Working from home? Get savvy with your home network Wednesday, August 15, 12

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Meetings, stand-ups, scrums, planning sessions, etc? But what about… Wednesday, August 15, 12

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Now what? “You’re remote pairing today” Wednesday, August 15, 12

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1. Find a headset 2. Exchange Skype info and invites 3. Call, preferably with video 4. Talk about RPP experiences 5. Agree on OS, editor, dev setup 6. Choose and try a screen sharing tech “You’re remote pairing today” Wednesday, August 15, 12

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“You’re remote pairing today” Remember the Do’s and Don’ts Wednesday, August 15, 12

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“You’re remote pairing today” Remote pairing interviews Wednesday, August 15, 12

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See previous list, and also: • Send interviewee a setup email 24 hours before the interview • Consider browser-based screen sharing for simplicity (more later) “You’re remote pairing today” Remote pairing interviews Wednesday, August 15, 12

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“You’re remote pairing today” Hello Sally -- I'm Joe Moore, software engineer at Pivotal Labs. You and I will be remote pairing today! Do you mind answering a couple of questions and performing a little setup? • What is your Skype ID? • What operating system are you using? Are you on a Mac, PC, or Linux machine? • What is your screen resolution? If you could, please download and install TeamViewer, which we will likely use Remote pairing interviews Wednesday, August 15, 12

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Questions before we talk about technology? Wednesday, August 15, 12

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The Tech Wednesday, August 15, 12

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The Tech There will be problems Wednesday, August 15, 12

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The Tech Fast high speed Internet, especially upload bandwidth from the host Wednesday, August 15, 12

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The Tech Remember wired networks? They’re fast! Wednesday, August 15, 12

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The Tech VPN: gateway through firewalls Wednesday, August 15, 12

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The Tech: Screen Sharing Many options depending on networks speed, firewalls, ease of use Wednesday, August 15, 12

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The Tech: Screen Sharing Full desktop sharing or Terminal based Wednesday, August 15, 12

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The Tech Full Desktop Sharing Wednesday, August 15, 12

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The Tech: Screen Sharing Full Desktop Sharing Considerations Cross Platform? Works across Windows, Mac, Linux No VPN Some (usually) punch through firewalls, some don’t In Web Browser Quickest way to get a session going, but sometimes limiting 2-Way Control Presentation software only allows the host to control Wednesday, August 15, 12

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Joe’s Recommendations The Tech: Screen Sharing Full Desktop Sharing Cross Platform No VPN In Web Browser 2-Way Control ✓(VNC) X X ✓ ✓ X X ✓ X ✓ X ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ X X ✓ ✓ ✓ X Wednesday, August 15, 12

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Screen Sharing The Tech /System/Library/CoreServices Wednesday, August 15, 12

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The Tech: Screen Sharing Full Desktop Sharing 2-Way Control ✓ ✓ ✓ ✓ ✓ ✓ X X Pause for Rant Wednesday, August 15, 12

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The Tech: “Screen” Sharing tmux – shared ssh sessions Wednesday, August 15, 12

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The Tech: “Screen” Sharing tmux – shared ssh sessions • Fast! • Good for Vim, Emacs editors • Popular in Ruby, Scala communities • Best for low bandwidth connections • Addictive usage model Wednesday, August 15, 12

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The Tech: “Screen” Sharing tmux cont… • Requires ssh access, possibly VPN • Learning curve using tmux commands • Desktop screen sharing for some activities • Not for IDEs - iOS, Java, .NET Wednesday, August 15, 12

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The Tech: “Screen” Sharing tmux – shared ssh sessions Pause for Rant Wednesday, August 15, 12

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The Tech Video Conferencing Wednesday, August 15, 12

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Video Conferencing The Tech Wednesday, August 15, 12

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The Tech Love it or hate it, Skype is ubiquitous and has great echo cancelation Video Conferencing Wednesday, August 15, 12

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The Tech Video Conferencing http://www.cisco.com/web/telepresence Wednesday, August 15, 12

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Development Workstation Wednesday, August 15, 12

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Computer for Development Wednesday, August 15, 12

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Laptop for Skype Wednesday, August 15, 12

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Snowball Mic for Groups or Office Wednesday, August 15, 12

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Speakers for Groups or Office Wednesday, August 15, 12

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Headest Wednesday, August 15, 12

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Long Term Remote Pairing Wednesday, August 15, 12

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Works best with dedicated RPP stations and dedicated audio/video laptops Long Term Remote Pairing Wednesday, August 15, 12

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Dedicated stations: everyone knows where to find the remote people Long Term Remote Pairing Wednesday, August 15, 12

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“Little Atlanta” Wednesday, August 15, 12

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Telepresence, etc. Random Thoughts Wednesday, August 15, 12

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“Skype-enabled” meeting rooms Conference Rooms Wednesday, August 15, 12

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Conference Rooms Wednesday, August 15, 12

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http://www.cisco.com/web/telepresence Conference Rooms Wednesday, August 15, 12

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What about iPads? Wednesday, August 15, 12

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Promising! What about iPads? Wednesday, August 15, 12

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What about iPads? Wednesday, August 15, 12

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http://www.doublerobotics.com/ Wednesday, August 15, 12

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What about ROBOTS!?!?! http://anybots.com Wednesday, August 15, 12

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http://www.newscientist.com http://internetdebris.blogspot.com/ OMG ROBOTS!!!!!! Wednesday, August 15, 12

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http://www.newscientist.com http://internetdebris.blogspot.com/ ??? OMG ROBOTS????? Wednesday, August 15, 12

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Thank You! Joe Moore Pivotal Labs @joem [email protected] http://svy.mk/pairprogram Wednesday, August 15, 12