!!! tip "Tipp"

!!! tip

            return !hasContent(upperCased, content);
        } catch (IOException e) {
            // not fully accurate but a sensible fallback
            // see http://stackoverflow.com/questions/1288102/how-do-i-detect-whether-the-file-system-is-case-sensitive
            boolean result = !new File("foo").equals(new File("FOO"));

            } else {
                entry.setMethod(ZipArchiveEntry.STORED);
                // A stored ZipEntry requires setting size and CRC32 upfront.
                // See https://stackoverflow.com/q/1206970.
                entry.setSize(contents.length);
                entry.setCompressedSize(contents.length);
                entry.setCrc(computeCrc32Of(contents));
            }
        }

        Be aware, though: most feature requests are not accepted, even if they're suggested by
        a full-time Guava team member. [Feedback](https://stackoverflow.com/a/4543114) from our
        users indicates that they really appreciate Guava's high power-to-weight ratio. It's
        important to us to keep Guava as easy to use and understand as we can. That means boiling

          required: true
  - type: textarea
    id: example
    attributes:
      label: Example Code
      description: |
        Please add a self-contained, [minimal, reproducible, example](https://stackoverflow.com/help/minimal-reproducible-example) with your use case.

        If I (or someone) can copy it, run it, and see it right away, there's a much higher chance I (or someone) will be able to help you.

      placeholder: |

          <detectJavaApiLink>false</detectJavaApiLink>
          <offlineLinks>
            <!-- We need local copies of some of these for 2 reasons: a User-Agent problem (https://stackoverflow.com/a/47891403/28465) and an SSL problem (https://issues.apache.org/jira/browse/MJAVADOC-507). If we choose to work around the User-Agent problem, we can go back to <links>, sidestepping the SSL problem. -->

          <detectJavaApiLink>false</detectJavaApiLink>
          <offlineLinks>
            <!-- We need local copies of some of these for 2 reasons: a User-Agent problem (https://stackoverflow.com/a/47891403/28465) and an SSL problem (https://issues.apache.org/jira/browse/MJAVADOC-507). If we choose to work around the User-Agent problem, we can go back to <links>, sidestepping the SSL problem. -->

	// see this happen, rather than expose the buggy effect to users, we
	// close the fd and try again. If it happens twice more, we relent and
	// use the result. See also:
	//	https://golang.org/issue/2690
	//	https://stackoverflow.com/questions/4949858/
	//
	// The opposite can also happen: if we ask the kernel to pick an appropriate
	// originating local address, sometimes it picks one that is already in use.