*
 * Browsers and other HTTP clients need a set of trusted root certificates to authenticate their
 * peers. Sets of root certificates are managed by either the HTTP client (like Firefox), or the
 * host platform (like Android). In July 2018 Android had 134 trusted root certificates for its HTTP
 * clients to trust.
 *
 * For example, in order to establish a secure connection to `https://www.squareup.com/`,

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 * [okhttp-staleiferror-interceptor](https://github.com/PeelTechnologies/okhttp-staleiferror-interceptor/): serve stale responses when the server isn’t reachable.
 * [okhttp-stats](https://github.com/flipkart-incubator/okhttp-stats): Get stats like average network speed.
 * [okhttp-system-keystore](https://github.com/charleskorn/okhttp-system-keystore): Use trusted certificates from the operating system keystore (Keychain on macOS, Certificate Store on Windows).

        problem = new DefaultProblem(null, null, null, 42, -1, null);
        assertEquals("line 42", problem.getLocation());

        problem = new DefaultProblem(null, null, null, -1, 127, null);
        assertEquals("column 127", problem.getLocation());

        problem = new DefaultProblem(null, null, "SOURCE", 42, 127, null);
        assertEquals("SOURCE, line 42, column 127", problem.getLocation());
    }

    @Test

                + newToken + ", newSegmentation=" + newSegmentation + ", newReading=" + newReading + ", newPos=" + newPos + "]";
    }

    /**
     * Returns the item as a line string.
     *
     * @return The item as a line string.
     */
    public String toLineString() {
        final StringBuilder buf = new StringBuilder(100);
        if (isUpdated()) {
            buf.append(quoteEscape(newToken));

# Advanced User Guide { #advanced-user-guide }

## Additional Features { #additional-features }

The main [Tutorial - User Guide](../tutorial/index.md){.internal-link target=_blank} should be enough to give you a tour through all the main features of **FastAPI**.

In the next sections you will see other options, configurations, and additional features.

/// tip

The next sections are **not necessarily "advanced"**.

// CHECKSTYLE_OFF: RegexpHeader
/**
 * Provides classes for managing Maven toolchains, which allow projects to use specific
 * tool installations (like JDKs, compilers, or other build tools) across different
 * environments without hardcoding paths.
 *
 * @since 4.0.0
 */

func (s *Scanner) MaxTokenSize(n int) {
	if n < utf8.UTFMax || n > 1e9 {
		panic("bad max token size")
	}
	if n < len(s.buf) {
		s.buf = make([]byte, n)
	}
	s.maxTokenSize = n
}

// ErrOrEOF is like Err, but returns EOF. Used to test a corner case.
func (s *Scanner) ErrOrEOF() error {
	return s.err

"_If you're looking to learn one **modern framework** for building REST APIs, check out **FastAPI** [...] It's fast, easy to use and easy to learn [...]_"

"_We've switched over to **FastAPI** for our **APIs** [...] I think you'll like it [...]_"

# Always check-out / check-in files with LF line endings.
* text=auto eol=lf

hack/verify-flags/known-flags.txt merge=union
test/test_owners.csv merge=union

**/zz_generated.*.go linguist-generated=true
**/types.generated.go linguist-generated=true
**/generated.pb.go linguist-generated=true
**/generated.proto
**/types_swagger_doc_generated.go linguist-generated=true
api/openapi-spec/*.json linguist-generated=true