func clear[T ~[]Type | ~map[Type]Type1](t T)

// The close built-in function closes a channel, which must be either
// bidirectional or send-only. It should be executed only by the sender,
// never the receiver, and has the effect of shutting down the channel after
// the last sent value is received. After the last value has been received
// from a closed channel c, any receive from c will succeed without

    rateLimiter.setRate(2.0); // update the rate!

    rateLimiter.acquire(1); // R1.00, to repay previous (the previous was under the old rate!)
    rateLimiter.acquire(2); // R0.50, to repay previous (now the rate takes effect)
    rateLimiter.acquire(4); // R1.00, to repay previous
    rateLimiter.acquire(1); // R2.00, to repay previous
    assertEvents("R0.00", "R1.00", "R1.00", "R0.50", "R1.00", "R2.00");
  }

    rateLimiter.setRate(2.0); // update the rate!

    rateLimiter.acquire(1); // R1.00, to repay previous (the previous was under the old rate!)
    rateLimiter.acquire(2); // R0.50, to repay previous (now the rate takes effect)
    rateLimiter.acquire(4); // R1.00, to repay previous
    rateLimiter.acquire(1); // R2.00, to repay previous
    assertEvents("R0.00", "R1.00", "R1.00", "R0.50", "R1.00", "R2.00");
  }

```
{
  "version": "2012-10-17",
  "statement": [
    {
      "effect": "Allow",
      "action": [
        "s3:ListAllMyBuckets"
      ],
      "resource": [
        "arn:aws:s3:::*"
      ]
    }
  ]
}
```

## Authorization Flow

// Sets a thread-local device placement policy. After this call, other calls to
// TFE_Execute in the same thread will use the device policy specified here
// instead of the device policy used to construct the context. This has no
// effect on the device policy used by other program threads.
TF_CAPI_EXPORT extern void TFE_ContextSetThreadLocalDevicePlacementPolicy(
    TFE_Context* ctx, TFE_ContextDevicePlacementPolicy policy);

    // required after the execution of 9) as the AbstractLifecycleParticipants are free to mutate the MavenProject
    // instances, which may change dependencies which can, in turn, affect the build order.
    //
    // 11) Execute LifecycleStarter.start()
    //
    @SuppressWarnings("checkstyle:methodlength")
    private MavenExecutionResult doExecute(MavenExecutionRequest request) {

## starting with example. In addition, grants objects write permissions on buckets starting with
## example.
# - name: writeexamplepolicy
#   statements:
#     - effect: Allow  # this is the default
#       resources:
#         - 'arn:aws:s3:::example*/*'
#       actions:
#         - "s3:AbortMultipartUpload"
#         - "s3:GetObject"
#         - "s3:DeleteObject"

 * methods will throw {@link NullPointerException} if any given element is null.
 *
 * <p><b>Warning: joiner instances are always immutable</b>; a configuration method such as {@code
 * useForNull} has no effect on the instance it is invoked on! You must store and use the new joiner
 * instance returned by the method. This makes joiners thread-safe, and safe to store as {@code
 * static final} constants.
 *
 * {@snippet :

  }

  /**
   * Removes exactly the specified number of occurrences of {@code element}, or makes no change if
   * this is not possible.
   *
   * <p>This method, in contrast to {@link #remove(Object, int)}, has no effect when the element
   * count is smaller than {@code occurrences}.
   *
   * @param element the element to remove
   * @param occurrences the number of occurrences of {@code element} to remove

// an operation using the function's name.
// Any changes to `func`/`grad` (including deleting it) done after this method
// returns, won't affect the copy of `func`/`grad` in `g`.
// If `func` or `grad` are already in `g`, TF_GraphCopyFunction has no
// effect on them, but can establish the function->gradient relationship
// between them if `func` does not already have a gradient. If `func` already