<img src="/img/async/parallel-burgers/parallel-burgers-04.png" class="illustration">

Then your cashier/cook 👨‍🍳 finally comes back with your burgers, after a long time waiting 🕙 there in front of the counter.

<img src="/img/async/parallel-burgers/parallel-burgers-05.png" class="illustration">

        systemProperties.setProperty("maven.build.version", mavenBuildVersion);

        // ----------------------------------------------------------------------
        // Options that are set on the command line become system properties
        // and therefore are set in the session properties. System properties
        // are most dominant.
        // ----------------------------------------------------------------------

a3b3 a2b3 a1b3 a0b3 + // a4b4 a3b4 a2b4 a1b4 a0b4 = // ---------- // r8 r7 r6 r5 r4 r3 r2 r1 r0 // // We can then use the reduction identity (a * 2²⁵⁵ + b = a * 19 + b) to // reduce the limbs that would overflow 255 bits. r5 * 2²⁵⁵ becomes 19 * r5, // r6 * 2³⁰⁶ becomes 19 * r6 * 2⁵¹, etc. // // Reduction can be carried out simultaneously to multiplication. For // example, we do not compute r5: whenever the result of a multiplication // belongs to r5, like a1b4, we multiply it by 19 and add the result...

    /*
     * Note that technically the returned ordering should be capable of
     * handling not just {@code Iterable<S>} instances, but also any {@code
     * Iterable<? extends S>}. However, the need for this comes up so rarely
     * that it doesn't justify making everyone else deal with the very ugly
     * wildcard.
     */
    return new LexicographicalOrdering<S>(this);
  }

  // Regular instance methods

 * <p>In order to allow proper garbage collection of unused locks, the edges of the lock graph are
 * weak references.
 *
 * <p><strong>Performance</strong>
 *
 * <p>The extra bookkeeping done by cycle detecting locks comes at some cost to performance.
 * Benchmarks (as of December 2011) show that:
 *
 * <ul>
 *   <li>for an unnested {@code lock()} and {@code unlock()}, a cycle detecting lock takes 38ns as

        Optional[Sequence[str]],
        Doc(
            """
            OAuth2 scopes required for the *path operation* that uses this Security
            dependency.

            The term "scope" comes from the OAuth2 specification, it seems to be
            intentionally vague and interpretable. It normally refers to permissions,
            in cases to roles.

		}
	}
	return &dst, err
}

// setIdx will replace a version at a given index.
// Note that versions may become re-sorted if modtime changes.
func (x *xlMetaV2) setIdx(idx int, ver xlMetaV2Version) (err error) {
	if idx < 0 || idx >= len(x.versions) {
		return errFileNotFound
	}
	update := &x.versions[idx]

<p>
Go programmers writing data-race-free programs can rely on
sequentially consistent execution of those programs,
just as in essentially all other modern programming languages.
</p>

<p>
When it comes to programs with races,
both programmers and compilers should remember the advice:
don't be clever.

	}
	if dataDir != "" {
		srcDataPath = retainSlash(pathJoin(srcVolumeDir, srcPath, dataDir))
		// make sure to always use path.Join here, do not use pathJoin as
		// it would additionally add `/` at the end and it comes in the
		// way of renameAll(), parentDir creation.
		dstDataPath = pathutil.Join(dstVolumeDir, dstPath, dataDir)
	}

	if err = checkPathLength(srcFilePath); err != nil {
		return res, err
	}

  // safely publish these objects and we won't need this whole discussion.
  // TODO(user,lukes): consider adding volatile to all these fields since in current known JVMs
  // that should resolve the issue. This comes at the cost of adding more write barriers to the
  // implementations.

  private Futures() {}

  /**
   * Creates a {@code ListenableFuture} which has its value set immediately upon construction. The