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  • Ski Learning

    ninjawa Jan 15, 2016 19:57



    Principles
    • Use the fall line
    • Press forward not sit back
    • Angle of the ankles should be equivalent to the angle of the hips
    • Elbows in front of the torso

    The Turn
    • At the bottom of one's turn (and entering the next), one's centerline should point to the downhill's ski's tip, not necessarily down the fall line
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  • MongoDB vs Mongoose

    ninjawa Jan 14, 2016 02:01

  • MongoDB has two editing functions: insert & update. Both accept two parameters, a query/filter and the data. They also have an alias for both functions in one: save. Insert is self-explanatory, but update is not. It will update specific fields of records identified by the query/filter if the $set operator is used (eg - { $set: { field: value ( Read more... )
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  • BJJ Learning: Passing Half-guard

    ninjawa Dec 03, 2015 02:07

    The underhook while passing is the most important tactic in effectively passing the opponent's half-guard. With a strong and deep underhook, one can effectively flatten the opponent and then exert near total control. Some tips/thoughts . .
  • One can block deep half-guard using the underhook.
  • One can use the free hand to push into the opponent's armpit ( Read more... )
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