ts/methods/setter/addcheckpoint/"><code>addCheckpoint</code></a> method), query the checkpoints available (with the <a href="/api/checkpoints/interfaces/checkpoints/checkpoints/methods/getter/getcheckpointids/"><code>getCheckpointIds</code></a> method), move forward and backward through them (with the <a href="/api/checkpoints/interfaces/checkpoints/checkpoints/methods/movement/gobackward/"><code>goBackward</code></a> method, <a href="/api/checkpoints/interfaces/checkpoints/checkpoints/methods/movement/gofo