|| validSurrogatePairAt(b, b.length() - s - 1)) {
      s--;
    }
    return a.subSequence(a.length() - s, a.length()).toString();
  }

  /**
   * True when a valid surrogate pair starts at the given {@code index} in the given {@code string}.
   * Out-of-range indexes return false.
   */
  @VisibleForTesting
  static boolean validSurrogatePairAt(CharSequence string, int index) {
    return index >= 0

    @DisplayName("Basic getters: address, hostName, inflight, sessions")
    void basicGetters() {
        assertEquals(address, transport.getRemoteAddress());
        assertNull(transport.getRemoteHostName(), "tconHostName starts null");
        assertEquals(0, transport.getInflightRequests());
        assertEquals(0, transport.getNumSessions());
    }

    @Test
    @DisplayName("isDisconnected / isFailed reflect socket and state")

		// Get the function name
		_, funcName := filepath.Split(runtime.FuncForPC(pc).Name())
		// Skip duplicate traces that start with file name, "<autogenerated>"
		// and also skip traces with function name that starts with "runtime."
		if !strings.HasPrefix(file, "<autogenerated>") &&
			!strings.HasPrefix(funcName, "runtime.") {
			// Form and append a line of stack trace into a
			// collection, 'trace', to build full stack trace

          element = entry.getElement();
          remaining = entry.getCount();
        }
        remaining--;
        /*
         * requireNonNull is safe because `remaining` starts at 0, forcing us to initialize
         * `element` above. After that, we never clear it.
         */
        return requireNonNull(element);
      }
    };
  }

the start of the function <code>main.main</code>.
</p>

<h3 id="go">Goroutine creation</h3>

<p class="rule">
The <code>go</code> statement that starts a new goroutine
is synchronized before the start of the goroutine's execution.
</p>

<p>
For example, in this program:
</p>

<pre>
var a string

func f() {
	print(a)
}

            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), () -> asDetailsHtml(id));
        });
        return redirect(getClass());
    }

    /**
     * Starts a scheduled job.
     *
     * @param form the edit form containing the ID of the job to start
     * @return HTML response redirecting to the list page after starting
     */
    @Execute
    @Secured({ ROLE })

            }
        });

    }

    /**
     * Begins statistics tracking for the specified crawler object.
     * Creates a new statistics object in the cache and starts timing.
     *
     * @param keyObj the crawler object to track (UrlQueue, StatsKeyObject, String, or Number)
     */
    public void begin(final Object keyObj) {
        getCacheKey(keyObj).ifPresent(key -> {

<img src="/img/tutorial/security/image10.png">

/// note

Notice the header `Authorization`, with a value that starts with `Bearer `.

///

## Advanced usage with `scopes` { #advanced-usage-with-scopes }

OAuth2 has the notion of "scopes".

You can use them to add a specific set of permissions to a JWT token.

                    // Escape " because we're going to quote the warning
                    String escaped = warning.replaceAll('"', '\\\\"')
                    /* Quote the warning in case it starts with [ which makes
                     * it look too much like an array. */
                    current.println("         - \"$escaped\"")
                }
            }
            current.println("      raw:")

reverts to the pre-Go 1.25 behavior. This setting is fixed at program startup
time, and can't be modified by changing the `GODEBUG` environment variable
after the program starts.

Go 1.25 added a new `embedfollowsymlinks` setting that controls whether the
Go command will follow symlinks to regular files embedding files.
The default value `embedfollowsymlinks=0` does not allow following