}

// Neg sets z = -x and returns z.
func (z *Int) Neg(x *Int) *Int {
	x.doinit()
	z.doinit()
	C.mpz_neg(&z.i[0], &x.i[0])
	return z
}

// Abs sets z to the absolute value of x and returns z.
func (z *Int) Abs(x *Int) *Int {
	x.doinit()
	z.doinit()
	C.mpz_abs(&z.i[0], &x.i[0])
	return z
}

/*
 * functions without a clear receiver
 */

```console
$ <font color="#4E9A06">fastapi</font> dev <u style="text-decoration-style:single">main.py</u>
<font color="#3465A4">INFO    </font> Using path <font color="#3465A4">main.py</font>
<font color="#3465A4">INFO    </font> Resolved absolute path <font color="#75507B">/home/user/code/awesomeapp/</font><font color="#AD7FA8">main.py</font>

	if n.JetStream.Enable {
		if n.Subject == "" {
			return errors.New("empty subject")
		}
	}

	if n.QueueDir != "" {
		if !filepath.IsAbs(n.QueueDir) {
			return errors.New("queueDir path should be absolute")
		}
	}

	return nil
}

// To obtain a nats connection from args.
func (n NATSArgs) connectNats() (*nats.Conn, error) {

			return n, BadDigest{
				ExpectedMD5:   v.Expected.String(),
				CalculatedMD5: v.Computed.String(),
			}
		}
	}
	return n, err
}

// Size returns the absolute number of bytes the Reader
// will return during reading. It returns -1 for unlimited
// data.
func (r *Reader) Size() int64 { return r.size }

// ActualSize returns the pre-modified size of the object.

    protected static final int MAX_BUF_SIZE = 10 * 1024 * 1024; // 10m

    /**
     * Validates that a given path is safe and does not attempt path traversal attacks.
     * <p>
     * This method checks if the resolved absolute path starts with the allowed base directory,
     * preventing access to files outside the intended directory through path traversal
     * techniques like "../../../etc/passwd".
     * </p>
     * <p>
     * Example usage:

* <a href="https://fastapi.tiangolo.com/" class="external-link" target="_blank">FastAPI link</a>

////

//// tab | Info

Links should be translated, but their address shall remain unchanged. An exception are absolute links to pages of the FastAPI documentation. In that case it should link to the translation.

See section `### Links` in the general prompt in `scripts/translate.py`.

////

{* ../../docs_src/events/tutorial003_py39.py hl[22] *}

## Eventos Alternativos (obsoleto) { #alternative-events-deprecated }

/// warning | Advertencia

.modal-content.bg-success .modal-footer {\n  border-color: #fff;\n}\n\n.toasts-top-right {\n  position: absolute;\n  right: 0;\n  top: 0;\n  z-index: 1040;\n}\n\n.toasts-top-right.fixed {\n  position: fixed;\n}\n\n.toasts-top-left {\n  left: 0;\n  position: absolute;\n  top: 0;\n  z-index: 1040;\n}\n\n.toasts-top-left.fixed {\n  position: fixed;\n}\n\n.toasts-bottom-right {\n  bottom: 0;\n  position: absolute;\n  right: 0;\n  z-index: 1040;\n}\n\n.toasts-bottom-right.fixed {\n  position: fixed;\n}\n\n.toasts-bottom-left...

clip: rect(0, 0, 0, 0) !important;\n  white-space: nowrap !important;\n  border: 0 !important;\n}\n.visually-hidden:not(caption),\n.visually-hidden-focusable:not(:focus):not(:focus-within):not(caption) {\n  position: absolute !important;\n}\n\n.stretched-link::after {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n  z-index: 1;\n  content: \"\";\n}\n\n.text-truncate {\n  overflow: hidden;\n  text-overflow: ellipsis;\n  white-space: nowrap;\n}\n\n.vr {\n  display: inline-block;\n...

////

//// tab | Informações

Os links devem ser traduzidos, mas seus endereços devem permanecer inalterados. Uma exceção são links absolutos para páginas da documentação do FastAPI. Nesse caso, devem apontar para a tradução.

Veja a seção `### Links` no prompt geral em `scripts/translate.py`.

////

## Elementos HTML "abbr" { #html-abbr-elements }