## Detalhes muito técnicos { #very-technical-details }

/// warning | Atenção

Você pode provavelmente pular isso.

Esses são detalhes muito técnicos de como **FastAPI** funciona por baixo do capô.

Se você tem certo conhecimento técnico (corrotinas, threads, blocking etc) e está curioso sobre como o FastAPI controla o `async def` vs normal `def`, vá em frente.

///

        final Socket s = this.socket;
        return super.isFailed() || s == null || s.isClosed();
    }

    @Override
    public boolean hasCapability(final int cap) throws SmbException {
        return getNegotiateResponse().haveCapabilitiy(cap);
    }

    /**
     * @return the negotiated
     * @throws SmbException
     */
    SmbNegotiationResponse getNegotiateResponse() throws SmbException {

// Names must match on all entries in m.
func (m metaCacheEntries) resolve(r *metadataResolutionParams) (selected *metaCacheEntry, ok bool) {
	if len(m) == 0 {
		return nil, false
	}

	dirExists := 0
	if cap(r.candidates) < len(m) {
		r.candidates = make([][]xlMetaV2ShallowVersion, 0, len(m))
	}
	r.candidates = r.candidates[:0]
	objsAgree := 0
	objsValid := 0
	for i := range m {
		entry := &m[i]
		// Empty entry

    // Enlarge to contain initial contents
    if (initialContents instanceof Collection) {
      int initialSize = ((Collection<?>) initialContents).size();
      result = max(result, initialSize);
    }

    // Now cap it at maxSize + 1
    return capAtMaximumSize(result, maximumSize);
  }

  private void growIfNeeded() {
    if (size > queue.length) {
      int newCapacity = calculateNewCapacity();

asíncronas con <a href="https://anyio.readthedocs.io/en/stable/" class="external-link" target="_blank">AnyIO</a> para ser altamente compatibles y obtener sus beneficios (p.ej. *concurrencia estructurada*).

Creé otro paquete sobre AnyIO, como una capa delgada, para mejorar un poco las anotaciones de tipos y obtener mejor **autocompletado**, **errores en línea**, etc. También tiene una introducción amigable y tutorial para ayudarte a **entender** y escribir **tu propio código async**: <a href="h...

		switch msgp.UnsafeString(field) {
		case "Targets":
			var zb0002 uint32
			zb0002, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "Targets")
				return
			}
			if cap(z.Targets) >= int(zb0002) {
				z.Targets = (z.Targets)[:zb0002]
			} else {
				z.Targets = make([]ResyncTarget, zb0002)
			}
			for za0001 := range z.Targets {
				err = z.Targets[za0001].DecodeMsg(dc)

			close(nowBlocking)
			// Block until test is done.
			<-stopBlocking
			return nil
		})
	}()

	<-nowBlocking
	// Wait for the receiver channel to fill.
	for len(st.responses) != cap(st.responses) {
		time.Sleep(time.Millisecond)
	}
	cancel()
	<-serverCanceled
	local.debugMsg(debugIsOutgoingClosed, st.muxID, func(closed bool) {
		if !closed {
			t.Error("expected outgoing closed")

				"application/x-xpinstall",
				"application/x-xmind",
				"application/x-xz",
				"application/x-zoo",
				"application/x400-bp",
				"application/xcap-att+xml",
				"application/xcap-caps+xml",
				"application/xcap-el+xml",
				"application/xcap-error+xml",
				"application/xcap-ns+xml",
				"application/xcon-conference-info-diff+xml",
				"application/xcon-conference-info+xml",

		sizeS.replicaSize += oi.Size
		sizeS.replicaCount++
	}
}

type dynamicSleeper struct {
	mu sync.RWMutex

	// Sleep factor
	factor float64

	// maximum sleep cap,
	// set to <= 0 to disable.
	maxSleep time.Duration

	// Don't sleep at all, if time taken is below this value.
	// This is to avoid too small costly sleeps.
	minSleep time.Duration

* Allow Secret & ConfigMap keys to contain caps, dots, and underscores ([#25458](https://github.com/kubernetes/kubernetes/pull/25458), [@errm](https://github.com/errm))