_id
stringlengths
2
7
title
stringlengths
1
118
partition
stringclasses
3 values
text
stringlengths
52
85.5k
language
stringclasses
1 value
meta_information
dict
q10300
TLSTransport
train
func TLSTransport(opts TLSClientOptions) (http.RoundTripper, error) { cfg, err := TLSClientAuth(opts) if err != nil { return nil, err } return &http.Transport{TLSClientConfig: cfg}, nil }
go
{ "resource": "" }
q10301
TLSClient
train
func TLSClient(opts TLSClientOptions) (*http.Client, error) { transport, err := TLSTransport(opts) if err != nil { return nil, err } return &http.Client{Transport: transport}, nil }
go
{ "resource": "" }
q10302
New
train
func New(host, basePath string, schemes []string) *Runtime { var rt Runtime rt.DefaultMediaType = runtime.JSONMime // TODO: actually infer this stuff from the spec rt.Consumers = map[string]runtime.Consumer{ runtime.JSONMime: runtime.JSONConsumer(), runtime.XMLMime: runtime.XMLConsumer(), runtime.TextMime: runtime.TextConsumer(), runtime.HTMLMime: runtime.TextConsumer(), runtime.CSVMime: runtime.CSVConsumer(), runtime.DefaultMime: runtime.ByteStreamConsumer(), } rt.Producers = map[string]runtime.Producer{ runtime.JSONMime: runtime.JSONProducer(), runtime.XMLMime: runtime.XMLProducer(), runtime.TextMime: runtime.TextProducer(), runtime.HTMLMime: runtime.TextProducer(), runtime.CSVMime: runtime.CSVProducer(), runtime.DefaultMime: runtime.ByteStreamProducer(), } rt.Transport = http.DefaultTransport rt.Jar = nil rt.Host = host rt.BasePath = basePath rt.Context = context.Background() rt.clientOnce = new(sync.Once) if !strings.HasPrefix(rt.BasePath, "/") { rt.BasePath = "/" + rt.BasePath } rt.Debug = logger.DebugEnabled() rt.logger = logger.StandardLogger{} if len(schemes) > 0 { rt.schemes = schemes } return &rt }
go
{ "resource": "" }
q10303
NewWithClient
train
func NewWithClient(host, basePath string, schemes []string, client *http.Client) *Runtime { rt := New(host, basePath, schemes) if client != nil { rt.clientOnce.Do(func() { rt.client = client }) } return rt }
go
{ "resource": "" }
q10304
EnableConnectionReuse
train
func (r *Runtime) EnableConnectionReuse() { if r.client == nil { r.Transport = KeepAliveTransport( transportOrDefault(r.Transport, http.DefaultTransport), ) return } r.client.Transport = KeepAliveTransport( transportOrDefault(r.client.Transport, transportOrDefault(r.Transport, http.DefaultTransport), ), ) }
go
{ "resource": "" }
q10305
SetDebug
train
func (r *Runtime) SetDebug(debug bool) { r.Debug = debug middleware.Debug = debug }
go
{ "resource": "" }
q10306
SetLogger
train
func (r *Runtime) SetLogger(logger logger.Logger) { r.logger = logger middleware.Logger = logger }
go
{ "resource": "" }
q10307
XMLConsumer
train
func XMLConsumer() Consumer { return ConsumerFunc(func(reader io.Reader, data interface{}) error { dec := xml.NewDecoder(reader) return dec.Decode(data) }) }
go
{ "resource": "" }
q10308
XMLProducer
train
func XMLProducer() Producer { return ProducerFunc(func(writer io.Writer, data interface{}) error { enc := xml.NewEncoder(writer) return enc.Encode(data) }) }
go
{ "resource": "" }
q10309
Handler
train
func (m *Mux) Handler(method, path string, handler HandlerFunc) Handler { return Handler{ Method: method, Path: path, Func: handler, } }
go
{ "resource": "" }
q10310
Build
train
func (m *Mux) Build(handlers []Handler) (http.Handler, error) { recordMap := make(map[string][]Record) for _, h := range handlers { recordMap[h.Method] = append(recordMap[h.Method], NewRecord(h.Path, h.Func)) } mux := newServeMux() for m, records := range recordMap { router := New() if err := router.Build(records); err != nil { return nil, err } mux.routers[m] = router } return mux, nil }
go
{ "resource": "" }
q10311
NextSeparator
train
func NextSeparator(path string, start int) int { for start < len(path) { if c := path[start]; c == '/' || c == TerminationCharacter { break } start++ } return start }
go
{ "resource": "" }
q10312
newUntypedRequestBinder
train
func newUntypedRequestBinder(parameters map[string]spec.Parameter, spec *spec.Swagger, formats strfmt.Registry) *untypedRequestBinder { binders := make(map[string]*untypedParamBinder) for fieldName, param := range parameters { binders[fieldName] = newUntypedParamBinder(param, spec, formats) } return &untypedRequestBinder{ Parameters: parameters, paramBinders: binders, Spec: spec, Formats: formats, } }
go
{ "resource": "" }
q10313
Bind
train
func (o *untypedRequestBinder) Bind(request *http.Request, routeParams RouteParams, consumer runtime.Consumer, data interface{}) error { val := reflect.Indirect(reflect.ValueOf(data)) isMap := val.Kind() == reflect.Map var result []error debugLog("binding %d parameters for %s %s", len(o.Parameters), request.Method, request.URL.EscapedPath()) for fieldName, param := range o.Parameters { binder := o.paramBinders[fieldName] debugLog("binding parameter %s for %s %s", fieldName, request.Method, request.URL.EscapedPath()) var target reflect.Value if !isMap { binder.Name = fieldName target = val.FieldByName(fieldName) } if isMap { tpe := binder.Type() if tpe == nil { if param.Schema.Type.Contains("array") { tpe = reflect.TypeOf([]interface{}{}) } else { tpe = reflect.TypeOf(map[string]interface{}{}) } } target = reflect.Indirect(reflect.New(tpe)) } if !target.IsValid() { result = append(result, errors.New(500, "parameter name %q is an unknown field", binder.Name)) continue } if err := binder.Bind(request, routeParams, consumer, target); err != nil { result = append(result, err) continue } if binder.validator != nil { rr := binder.validator.Validate(target.Interface()) if rr != nil && rr.HasErrors() { result = append(result, rr.AsError()) } } if isMap { val.SetMapIndex(reflect.ValueOf(param.Name), target) } } if len(result) > 0 { return errors.CompositeValidationError(result...) } return nil }
go
{ "resource": "" }
q10314
NotImplemented
train
func NotImplemented(message string) Responder { return &errorResp{http.StatusNotImplemented, message, make(http.Header)} }
go
{ "resource": "" }
q10315
WriteToRequest
train
func (fn ClientRequestWriterFunc) WriteToRequest(req ClientRequest, reg strfmt.Registry) error { return fn(req, reg) }
go
{ "resource": "" }
q10316
NamedReader
train
func NamedReader(name string, rdr io.Reader) NamedReadCloser { rc, ok := rdr.(io.ReadCloser) if !ok { rc = ioutil.NopCloser(rdr) } return &namedReadCloser{ name: name, cr: rc, } }
go
{ "resource": "" }
q10317
WriteResponse
train
func (fn ResponderFunc) WriteResponse(rw http.ResponseWriter, pr runtime.Producer) { fn(rw, pr) }
go
{ "resource": "" }
q10318
NewRoutableContext
train
func NewRoutableContext(spec *loads.Document, routableAPI RoutableAPI, routes Router) *Context { var an *analysis.Spec if spec != nil { an = analysis.New(spec.Spec()) } ctx := &Context{spec: spec, api: routableAPI, analyzer: an, router: routes} return ctx }
go
{ "resource": "" }
q10319
NewContext
train
func NewContext(spec *loads.Document, api *untyped.API, routes Router) *Context { var an *analysis.Spec if spec != nil { an = analysis.New(spec.Spec()) } ctx := &Context{spec: spec, analyzer: an} ctx.api = newRoutableUntypedAPI(spec, api, ctx) ctx.router = routes return ctx }
go
{ "resource": "" }
q10320
Serve
train
func Serve(spec *loads.Document, api *untyped.API) http.Handler { return ServeWithBuilder(spec, api, PassthroughBuilder) }
go
{ "resource": "" }
q10321
ServeWithBuilder
train
func ServeWithBuilder(spec *loads.Document, api *untyped.API, builder Builder) http.Handler { context := NewContext(spec, api, nil) return context.APIHandler(builder) }
go
{ "resource": "" }
q10322
MatchedRouteFrom
train
func MatchedRouteFrom(req *http.Request) *MatchedRoute { mr := req.Context().Value(ctxMatchedRoute) if mr == nil { return nil } if res, ok := mr.(*MatchedRoute); ok { return res } return nil }
go
{ "resource": "" }
q10323
SecurityScopesFrom
train
func SecurityScopesFrom(req *http.Request) []string { rs := req.Context().Value(ctxSecurityScopes) if res, ok := rs.([]string); ok { return res } return nil }
go
{ "resource": "" }
q10324
BindValidRequest
train
func (c *Context) BindValidRequest(request *http.Request, route *MatchedRoute, binder RequestBinder) error { var res []error requestContentType := "*/*" // check and validate content type, select consumer if runtime.HasBody(request) { ct, _, err := runtime.ContentType(request.Header) if err != nil { res = append(res, err) } else { if err := validateContentType(route.Consumes, ct); err != nil { res = append(res, err) } if len(res) == 0 { cons, ok := route.Consumers[ct] if !ok { res = append(res, errors.New(500, "no consumer registered for %s", ct)) } else { route.Consumer = cons requestContentType = ct } } } } // check and validate the response format if len(res) == 0 && runtime.HasBody(request) { if str := NegotiateContentType(request, route.Produces, requestContentType); str == "" { res = append(res, errors.InvalidResponseFormat(request.Header.Get(runtime.HeaderAccept), route.Produces)) } } // now bind the request with the provided binder // it's assumed the binder will also validate the request and return an error if the // request is invalid if binder != nil && len(res) == 0 { if err := binder.BindRequest(request, route); err != nil { return err } } if len(res) > 0 { return errors.CompositeValidationError(res...) } return nil }
go
{ "resource": "" }
q10325
ContentType
train
func (c *Context) ContentType(request *http.Request) (string, string, *http.Request, error) { var rCtx = request.Context() if v, ok := rCtx.Value(ctxContentType).(*contentTypeValue); ok { return v.MediaType, v.Charset, request, nil } mt, cs, err := runtime.ContentType(request.Header) if err != nil { return "", "", nil, err } rCtx = stdContext.WithValue(rCtx, ctxContentType, &contentTypeValue{mt, cs}) return mt, cs, request.WithContext(rCtx), nil }
go
{ "resource": "" }
q10326
LookupRoute
train
func (c *Context) LookupRoute(request *http.Request) (*MatchedRoute, bool) { if route, ok := c.router.Lookup(request.Method, request.URL.EscapedPath()); ok { return route, ok } return nil, false }
go
{ "resource": "" }
q10327
RouteInfo
train
func (c *Context) RouteInfo(request *http.Request) (*MatchedRoute, *http.Request, bool) { var rCtx = request.Context() if v, ok := rCtx.Value(ctxMatchedRoute).(*MatchedRoute); ok { return v, request, ok } if route, ok := c.LookupRoute(request); ok { rCtx = stdContext.WithValue(rCtx, ctxMatchedRoute, route) return route, request.WithContext(rCtx), ok } return nil, nil, false }
go
{ "resource": "" }
q10328
ResponseFormat
train
func (c *Context) ResponseFormat(r *http.Request, offers []string) (string, *http.Request) { var rCtx = r.Context() if v, ok := rCtx.Value(ctxResponseFormat).(string); ok { debugLog("[%s %s] found response format %q in context", r.Method, r.URL.Path, v) return v, r } format := NegotiateContentType(r, offers, "") if format != "" { debugLog("[%s %s] set response format %q in context", r.Method, r.URL.Path, format) r = r.WithContext(stdContext.WithValue(rCtx, ctxResponseFormat, format)) } debugLog("[%s %s] negotiated response format %q", r.Method, r.URL.Path, format) return format, r }
go
{ "resource": "" }
q10329
AllowedMethods
train
func (c *Context) AllowedMethods(request *http.Request) []string { return c.router.OtherMethods(request.Method, request.URL.EscapedPath()) }
go
{ "resource": "" }
q10330
ResetAuth
train
func (c *Context) ResetAuth(request *http.Request) *http.Request { rctx := request.Context() rctx = stdContext.WithValue(rctx, ctxSecurityPrincipal, nil) rctx = stdContext.WithValue(rctx, ctxSecurityScopes, nil) return request.WithContext(rctx) }
go
{ "resource": "" }
q10331
BindAndValidate
train
func (c *Context) BindAndValidate(request *http.Request, matched *MatchedRoute) (interface{}, *http.Request, error) { var rCtx = request.Context() if v, ok := rCtx.Value(ctxBoundParams).(*validation); ok { debugLog("got cached validation (valid: %t)", len(v.result) == 0) if len(v.result) > 0 { return v.bound, request, errors.CompositeValidationError(v.result...) } return v.bound, request, nil } result := validateRequest(c, request, matched) rCtx = stdContext.WithValue(rCtx, ctxBoundParams, result) request = request.WithContext(rCtx) if len(result.result) > 0 { return result.bound, request, errors.CompositeValidationError(result.result...) } debugLog("no validation errors found") return result.bound, request, nil }
go
{ "resource": "" }
q10332
NotFound
train
func (c *Context) NotFound(rw http.ResponseWriter, r *http.Request) { c.Respond(rw, r, []string{c.api.DefaultProduces()}, nil, errors.NotFound("not found")) }
go
{ "resource": "" }
q10333
APIHandler
train
func (c *Context) APIHandler(builder Builder) http.Handler { b := builder if b == nil { b = PassthroughBuilder } var title string sp := c.spec.Spec() if sp != nil && sp.Info != nil && sp.Info.Title != "" { title = sp.Info.Title } redocOpts := RedocOpts{ BasePath: c.BasePath(), Title: title, } return Spec("", c.spec.Raw(), Redoc(redocOpts, c.RoutesHandler(b))) }
go
{ "resource": "" }
q10334
RoutesHandler
train
func (c *Context) RoutesHandler(builder Builder) http.Handler { b := builder if b == nil { b = PassthroughBuilder } return NewRouter(c, b(NewOperationExecutor(c))) }
go
{ "resource": "" }
q10335
TextConsumer
train
func TextConsumer() Consumer { return ConsumerFunc(func(reader io.Reader, data interface{}) error { if reader == nil { return errors.New("TextConsumer requires a reader") // early exit } buf := new(bytes.Buffer) _, err := buf.ReadFrom(reader) if err != nil { return err } b := buf.Bytes() // If the buffer is empty, no need to unmarshal it, which causes a panic. if len(b) == 0 { data = "" return nil } if tu, ok := data.(encoding.TextUnmarshaler); ok { err := tu.UnmarshalText(b) if err != nil { return fmt.Errorf("text consumer: %v", err) } return nil } t := reflect.TypeOf(data) if data != nil && t.Kind() == reflect.Ptr { v := reflect.Indirect(reflect.ValueOf(data)) if t.Elem().Kind() == reflect.String { v.SetString(string(b)) return nil } } return fmt.Errorf("%v (%T) is not supported by the TextConsumer, %s", data, data, "can be resolved by supporting TextUnmarshaler interface") }) }
go
{ "resource": "" }
q10336
TextProducer
train
func TextProducer() Producer { return ProducerFunc(func(writer io.Writer, data interface{}) error { if writer == nil { return errors.New("TextProducer requires a writer") // early exit } if data == nil { return errors.New("no data given to produce text from") } if tm, ok := data.(encoding.TextMarshaler); ok { txt, err := tm.MarshalText() if err != nil { return fmt.Errorf("text producer: %v", err) } _, err = writer.Write(txt) return err } if str, ok := data.(error); ok { _, err := writer.Write([]byte(str.Error())) return err } if str, ok := data.(fmt.Stringer); ok { _, err := writer.Write([]byte(str.String())) return err } v := reflect.Indirect(reflect.ValueOf(data)) if t := v.Type(); t.Kind() == reflect.Struct || t.Kind() == reflect.Slice { b, err := swag.WriteJSON(data) if err != nil { return err } _, err = writer.Write(b) return err } if v.Kind() != reflect.String { return fmt.Errorf("%T is not a supported type by the TextProducer", data) } _, err := writer.Write([]byte(v.String())) return err }) }
go
{ "resource": "" }
q10337
CSVConsumer
train
func CSVConsumer() Consumer { return ConsumerFunc(func(reader io.Reader, data interface{}) error { if reader == nil { return errors.New("CSVConsumer requires a reader") } csvReader := csv.NewReader(reader) writer, ok := data.(io.Writer) if !ok { return errors.New("data type must be io.Writer") } csvWriter := csv.NewWriter(writer) records, err := csvReader.ReadAll() if err != nil { return err } for _, r := range records { if err := csvWriter.Write(r); err != nil { return err } } csvWriter.Flush() return nil }) }
go
{ "resource": "" }
q10338
CSVProducer
train
func CSVProducer() Producer { return ProducerFunc(func(writer io.Writer, data interface{}) error { if writer == nil { return errors.New("CSVProducer requires a writer") } dataBytes, ok := data.([]byte) if !ok { return errors.New("data type must be byte array") } csvReader := csv.NewReader(bytes.NewBuffer(dataBytes)) records, err := csvReader.ReadAll() if err != nil { return err } csvWriter := csv.NewWriter(writer) for _, r := range records { if err := csvWriter.Write(r); err != nil { return err } } csvWriter.Flush() return nil }) }
go
{ "resource": "" }
q10339
JSON
train
func (m Map) JSON() (string, error) { for k, v := range m { m[k] = cleanUp(v) } result, err := json.Marshal(m) if err != nil { err = errors.New("objx: JSON encode failed with: " + err.Error()) } return string(result), err }
go
{ "resource": "" }
q10340
MustJSON
train
func (m Map) MustJSON() string { result, err := m.JSON() if err != nil { panic(err.Error()) } return result }
go
{ "resource": "" }
q10341
Base64
train
func (m Map) Base64() (string, error) { var buf bytes.Buffer jsonData, err := m.JSON() if err != nil { return "", err } encoder := base64.NewEncoder(base64.StdEncoding, &buf) _, _ = encoder.Write([]byte(jsonData)) _ = encoder.Close() return buf.String(), nil }
go
{ "resource": "" }
q10342
MustBase64
train
func (m Map) MustBase64() string { result, err := m.Base64() if err != nil { panic(err.Error()) } return result }
go
{ "resource": "" }
q10343
SignedBase64
train
func (m Map) SignedBase64(key string) (string, error) { base64, err := m.Base64() if err != nil { return "", err } sig := HashWithKey(base64, key) return base64 + SignatureSeparator + sig, nil }
go
{ "resource": "" }
q10344
MustSignedBase64
train
func (m Map) MustSignedBase64(key string) string { result, err := m.SignedBase64(key) if err != nil { panic(err.Error()) } return result }
go
{ "resource": "" }
q10345
getKey
train
func getKey(s string) (string, string) { selSegs := strings.SplitN(s, PathSeparator, 2) thisSel := selSegs[0] nextSel := "" if len(selSegs) > 1 { nextSel = selSegs[1] } mapMatches := mapAccessRegex.FindStringSubmatch(s) if len(mapMatches) > 0 { if _, err := strconv.Atoi(mapMatches[2]); err != nil { thisSel = mapMatches[1] nextSel = "[" + mapMatches[2] + "]" + mapMatches[3] if thisSel == "" { thisSel = mapMatches[2] nextSel = mapMatches[3] } if nextSel == "" { selSegs = []string{"", ""} } else if nextSel[0] == '.' { nextSel = nextSel[1:] } } } return thisSel, nextSel }
go
{ "resource": "" }
q10346
access
train
func access(current interface{}, selector string, value interface{}, isSet bool) interface{} { thisSel, nextSel := getKey(selector) index := -1 if strings.Contains(thisSel, "[") { index, thisSel = getIndex(thisSel) } if curMap, ok := current.(Map); ok { current = map[string]interface{}(curMap) } // get the object in question switch current.(type) { case map[string]interface{}: curMSI := current.(map[string]interface{}) if nextSel == "" && isSet { curMSI[thisSel] = value return nil } _, ok := curMSI[thisSel].(map[string]interface{}) if (curMSI[thisSel] == nil || !ok) && index == -1 && isSet { curMSI[thisSel] = map[string]interface{}{} } current = curMSI[thisSel] default: current = nil } // do we need to access the item of an array? if index > -1 { if array, ok := interSlice(current); ok { if index < len(array) { current = array[index] } else { current = nil } } } if nextSel != "" { current = access(current, nextSel, value, isSet) } return current }
go
{ "resource": "" }
q10347
Dema
train
func Dema(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) firstEMA := Ema(inReal, inTimePeriod) secondEMA := Ema(firstEMA[inTimePeriod-1:], inTimePeriod) for outIdx, secondEMAIdx := (inTimePeriod*2)-2, inTimePeriod-1; outIdx < len(inReal); outIdx, secondEMAIdx = outIdx+1, secondEMAIdx+1 { outReal[outIdx] = (2.0 * firstEMA[outIdx]) - secondEMA[secondEMAIdx] } return outReal }
go
{ "resource": "" }
q10348
Ma
train
func Ma(inReal []float64, inTimePeriod int, inMAType MaType) []float64 { outReal := make([]float64, len(inReal)) if inTimePeriod == 1 { copy(outReal, inReal) return outReal } switch inMAType { case SMA: outReal = Sma(inReal, inTimePeriod) case EMA: outReal = Ema(inReal, inTimePeriod) case WMA: outReal = Wma(inReal, inTimePeriod) case DEMA: outReal = Dema(inReal, inTimePeriod) case TEMA: outReal = Tema(inReal, inTimePeriod) case TRIMA: outReal = Trima(inReal, inTimePeriod) case KAMA: outReal = Kama(inReal, inTimePeriod) case MAMA: outReal, _ = Mama(inReal, 0.5, 0.05) case T3MA: outReal = T3(inReal, inTimePeriod, 0.7) } return outReal }
go
{ "resource": "" }
q10349
MaVp
train
func MaVp(inReal []float64, inPeriods []float64, inMinPeriod int, inMaxPeriod int, inMAType MaType) []float64 { outReal := make([]float64, len(inReal)) startIdx := inMaxPeriod - 1 outputSize := len(inReal) localPeriodArray := make([]float64, outputSize) for i := startIdx; i < outputSize; i++ { tempInt := int(inPeriods[i]) if tempInt < inMinPeriod { tempInt = inMinPeriod } else if tempInt > inMaxPeriod { tempInt = inMaxPeriod } localPeriodArray[i] = float64(tempInt) } for i := startIdx; i < outputSize; i++ { curPeriod := int(localPeriodArray[i]) if curPeriod != 0 { localOutputArray := Ma(inReal, curPeriod, inMAType) outReal[i] = localOutputArray[i] for j := i + 1; j < outputSize; j++ { if localPeriodArray[j] == float64(curPeriod) { localPeriodArray[j] = 0 outReal[j] = localOutputArray[j] } } } } return outReal }
go
{ "resource": "" }
q10350
MidPoint
train
func MidPoint(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) nbInitialElementNeeded := inTimePeriod - 1 startIdx := nbInitialElementNeeded outIdx := inTimePeriod - 1 today := startIdx trailingIdx := startIdx - nbInitialElementNeeded for today < len(inReal) { lowest := inReal[trailingIdx] trailingIdx++ highest := lowest for i := trailingIdx; i <= today; i++ { tmp := inReal[i] if tmp < lowest { lowest = tmp } else if tmp > highest { highest = tmp } } outReal[outIdx] = (highest + lowest) / 2.0 outIdx++ today++ } return outReal }
go
{ "resource": "" }
q10351
MidPrice
train
func MidPrice(inHigh []float64, inLow []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inHigh)) nbInitialElementNeeded := inTimePeriod - 1 startIdx := nbInitialElementNeeded outIdx := inTimePeriod - 1 today := startIdx trailingIdx := startIdx - nbInitialElementNeeded for today < len(inHigh) { lowest := inLow[trailingIdx] highest := inHigh[trailingIdx] trailingIdx++ for i := trailingIdx; i <= today; i++ { tmp := inLow[i] if tmp < lowest { lowest = tmp } tmp = inHigh[i] if tmp > highest { highest = tmp } } outReal[outIdx] = (highest + lowest) / 2.0 outIdx++ today++ } return outReal }
go
{ "resource": "" }
q10352
Sma
train
func Sma(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) lookbackTotal := inTimePeriod - 1 startIdx := lookbackTotal periodTotal := 0.0 trailingIdx := startIdx - lookbackTotal i := trailingIdx if inTimePeriod > 1 { for i < startIdx { periodTotal += inReal[i] i++ } } outIdx := startIdx for ok := true; ok; { periodTotal += inReal[i] tempReal := periodTotal periodTotal -= inReal[trailingIdx] outReal[outIdx] = tempReal / float64(inTimePeriod) trailingIdx++ i++ outIdx++ ok = i < len(outReal) } return outReal }
go
{ "resource": "" }
q10353
Tema
train
func Tema(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) firstEMA := Ema(inReal, inTimePeriod) secondEMA := Ema(firstEMA[inTimePeriod-1:], inTimePeriod) thirdEMA := Ema(secondEMA[inTimePeriod-1:], inTimePeriod) outIdx := (inTimePeriod * 3) - 3 secondEMAIdx := (inTimePeriod * 2) - 2 thirdEMAIdx := inTimePeriod - 1 for outIdx < len(inReal) { outReal[outIdx] = thirdEMA[thirdEMAIdx] + ((3.0 * firstEMA[outIdx]) - (3.0 * secondEMA[secondEMAIdx])) outIdx++ secondEMAIdx++ thirdEMAIdx++ } return outReal }
go
{ "resource": "" }
q10354
Wma
train
func Wma(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) lookbackTotal := inTimePeriod - 1 startIdx := lookbackTotal if inTimePeriod == 1 { copy(outReal, inReal) return outReal } divider := (inTimePeriod * (inTimePeriod + 1)) >> 1 outIdx := inTimePeriod - 1 trailingIdx := startIdx - lookbackTotal periodSum, periodSub := 0.0, 0.0 inIdx := trailingIdx i := 1 for inIdx < startIdx { tempReal := inReal[inIdx] periodSub += tempReal periodSum += tempReal * float64(i) inIdx++ i++ } trailingValue := 0.0 for inIdx < len(inReal) { tempReal := inReal[inIdx] periodSub += tempReal periodSub -= trailingValue periodSum += tempReal * float64(inTimePeriod) trailingValue = inReal[trailingIdx] outReal[outIdx] = periodSum / float64(divider) periodSum -= periodSub inIdx++ trailingIdx++ outIdx++ } return outReal }
go
{ "resource": "" }
q10355
AdxR
train
func AdxR(inHigh []float64, inLow []float64, inClose []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inClose)) startIdx := (2 * inTimePeriod) - 1 tmpadx := Adx(inHigh, inLow, inClose, inTimePeriod) i := startIdx j := startIdx + inTimePeriod - 1 for outIdx := startIdx + inTimePeriod - 1; outIdx < len(inClose); outIdx, i, j = outIdx+1, i+1, j+1 { outReal[outIdx] = ((tmpadx[i] + tmpadx[j]) / 2.0) } return outReal }
go
{ "resource": "" }
q10356
AroonOsc
train
func AroonOsc(inHigh []float64, inLow []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inHigh)) startIdx := inTimePeriod outIdx := startIdx today := startIdx trailingIdx := startIdx - inTimePeriod lowestIdx := -1 highestIdx := -1 lowest := 0.0 highest := 0.0 factor := 100.0 / float64(inTimePeriod) for today < len(inHigh) { tmp := inLow[today] if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inLow[lowestIdx] i := lowestIdx i++ for i <= today { tmp = inLow[i] if tmp <= lowest { lowestIdx = i lowest = tmp } i++ } } else if tmp <= lowest { lowestIdx = today lowest = tmp } tmp = inHigh[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inHigh[highestIdx] i := highestIdx i++ for i <= today { tmp = inHigh[i] if tmp >= highest { highestIdx = i highest = tmp } i++ } } else if tmp >= highest { highestIdx = today highest = tmp } aroon := factor * float64(highestIdx-lowestIdx) outReal[outIdx] = aroon outIdx++ trailingIdx++ today++ } return outReal }
go
{ "resource": "" }
q10357
Bop
train
func Bop(inOpen []float64, inHigh []float64, inLow []float64, inClose []float64) []float64 { outReal := make([]float64, len(inClose)) for i := 0; i < len(inClose); i++ { tempReal := inHigh[i] - inLow[i] if tempReal < (0.00000000000001) { outReal[i] = 0.0 } else { outReal[i] = (inClose[i] - inOpen[i]) / tempReal } } return outReal }
go
{ "resource": "" }
q10358
Cmo
train
func Cmo(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) lookbackTotal := inTimePeriod startIdx := lookbackTotal outIdx := startIdx if inTimePeriod == 1 { copy(outReal, inReal) return outReal } today := startIdx - lookbackTotal prevValue := inReal[today] prevGain := 0.0 prevLoss := 0.0 today++ for i := inTimePeriod; i > 0; i-- { tempValue1 := inReal[today] tempValue2 := tempValue1 - prevValue prevValue = tempValue1 if tempValue2 < 0 { prevLoss -= tempValue2 } else { prevGain += tempValue2 } today++ } prevLoss /= float64(inTimePeriod) prevGain /= float64(inTimePeriod) if today > startIdx { tempValue1 := prevGain + prevLoss if !(((-(0.00000000000001)) < tempValue1) && (tempValue1 < (0.00000000000001))) { outReal[outIdx] = 100.0 * ((prevGain - prevLoss) / tempValue1) } else { outReal[outIdx] = 0.0 } outIdx++ } else { for today < startIdx { tempValue1 := inReal[today] tempValue2 := tempValue1 - prevValue prevValue = tempValue1 prevLoss *= float64(inTimePeriod - 1) prevGain *= float64(inTimePeriod - 1) if tempValue2 < 0 { prevLoss -= tempValue2 } else { prevGain += tempValue2 } prevLoss /= float64(inTimePeriod) prevGain /= float64(inTimePeriod) today++ } } for today < len(inReal) { tempValue1 := inReal[today] today++ tempValue2 := tempValue1 - prevValue prevValue = tempValue1 prevLoss *= float64(inTimePeriod - 1) prevGain *= float64(inTimePeriod - 1) if tempValue2 < 0 { prevLoss -= tempValue2 } else { prevGain += tempValue2 } prevLoss /= float64(inTimePeriod) prevGain /= float64(inTimePeriod) tempValue1 = prevGain + prevLoss if !(((-(0.00000000000001)) < tempValue1) && (tempValue1 < (0.00000000000001))) { outReal[outIdx] = 100.0 * ((prevGain - prevLoss) / tempValue1) } else { outReal[outIdx] = 0.0 } outIdx++ } return outReal }
go
{ "resource": "" }
q10359
Cci
train
func Cci(inHigh []float64, inLow []float64, inClose []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inClose)) circBufferIdx := 0 lookbackTotal := inTimePeriod - 1 startIdx := lookbackTotal circBuffer := make([]float64, inTimePeriod) maxIdxCircBuffer := (inTimePeriod - 1) i := startIdx - lookbackTotal if inTimePeriod > 1 { for i < startIdx { circBuffer[circBufferIdx] = (inHigh[i] + inLow[i] + inClose[i]) / 3 i++ circBufferIdx++ if circBufferIdx > maxIdxCircBuffer { circBufferIdx = 0 } } } outIdx := inTimePeriod - 1 for i < len(inClose) { lastValue := (inHigh[i] + inLow[i] + inClose[i]) / 3 circBuffer[circBufferIdx] = lastValue theAverage := 0.0 for j := 0; j < inTimePeriod; j++ { theAverage += circBuffer[j] } theAverage /= float64(inTimePeriod) tempReal2 := 0.0 for j := 0; j < inTimePeriod; j++ { tempReal2 += math.Abs(circBuffer[j] - theAverage) } tempReal := lastValue - theAverage if (tempReal != 0.0) && (tempReal2 != 0.0) { outReal[outIdx] = tempReal / (0.015 * (tempReal2 / float64(inTimePeriod))) } else { outReal[outIdx] = 0.0 } { circBufferIdx++ if circBufferIdx > maxIdxCircBuffer { circBufferIdx = 0 } } outIdx++ i++ } return outReal }
go
{ "resource": "" }
q10360
MacdExt
train
func MacdExt(inReal []float64, inFastPeriod int, inFastMAType MaType, inSlowPeriod int, inSlowMAType MaType, inSignalPeriod int, inSignalMAType MaType) ([]float64, []float64, []float64) { lookbackLargest := 0 if inFastPeriod < inSlowPeriod { lookbackLargest = inSlowPeriod } else { lookbackLargest = inFastPeriod } lookbackTotal := (inSignalPeriod - 1) + (lookbackLargest - 1) outMACD := make([]float64, len(inReal)) outMACDSignal := make([]float64, len(inReal)) outMACDHist := make([]float64, len(inReal)) slowMABuffer := Ma(inReal, inSlowPeriod, inSlowMAType) fastMABuffer := Ma(inReal, inFastPeriod, inFastMAType) tempBuffer1 := make([]float64, len(inReal)) for i := 0; i < len(slowMABuffer); i++ { tempBuffer1[i] = fastMABuffer[i] - slowMABuffer[i] } tempBuffer2 := Ma(tempBuffer1, inSignalPeriod, inSignalMAType) for i := lookbackTotal; i < len(outMACDHist); i++ { outMACD[i] = tempBuffer1[i] outMACDSignal[i] = tempBuffer2[i] outMACDHist[i] = outMACD[i] - outMACDSignal[i] } return outMACD, outMACDSignal, outMACDHist }
go
{ "resource": "" }
q10361
MinusDM
train
func MinusDM(inHigh []float64, inLow []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inHigh)) lookbackTotal := 1 if inTimePeriod > 1 { lookbackTotal = inTimePeriod - 1 } startIdx := lookbackTotal outIdx := startIdx today := startIdx prevHigh := 0.0 prevLow := 0.0 if inTimePeriod <= 1 { today = startIdx - 1 prevHigh = inHigh[today] prevLow = inLow[today] for today < len(inHigh)-1 { today++ tempReal := inHigh[today] diffP := tempReal - prevHigh prevHigh = tempReal tempReal = inLow[today] diffM := prevLow - tempReal prevLow = tempReal if (diffM > 0) && (diffP < diffM) { outReal[outIdx] = diffM } else { outReal[outIdx] = 0 } outIdx++ } return outReal } prevMinusDM := 0.0 today = startIdx - lookbackTotal prevHigh = inHigh[today] prevLow = inLow[today] i := inTimePeriod - 1 for i > 0 { i-- today++ tempReal := inHigh[today] diffP := tempReal - prevHigh prevHigh = tempReal tempReal = inLow[today] diffM := prevLow - tempReal prevLow = tempReal if (diffM > 0) && (diffP < diffM) { prevMinusDM += diffM } } i = 0 for i != 0 { i-- today++ tempReal := inHigh[today] diffP := tempReal - prevHigh prevHigh = tempReal tempReal = inLow[today] diffM := prevLow - tempReal prevLow = tempReal if (diffM > 0) && (diffP < diffM) { prevMinusDM = prevMinusDM - (prevMinusDM / float64(inTimePeriod)) + diffM } else { prevMinusDM = prevMinusDM - (prevMinusDM / float64(inTimePeriod)) } } outReal[startIdx] = prevMinusDM outIdx = startIdx + 1 for today < len(inHigh)-1 { today++ tempReal := inHigh[today] diffP := tempReal - prevHigh prevHigh = tempReal tempReal = inLow[today] diffM := prevLow - tempReal prevLow = tempReal if (diffM > 0) && (diffP < diffM) { prevMinusDM = prevMinusDM - (prevMinusDM / float64(inTimePeriod)) + diffM } else { prevMinusDM = prevMinusDM - (prevMinusDM / float64(inTimePeriod)) } outReal[outIdx] = prevMinusDM outIdx++ } return outReal }
go
{ "resource": "" }
q10362
Mom
train
func Mom(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) inIdx, outIdx, trailingIdx := inTimePeriod, inTimePeriod, 0 for inIdx < len(inReal) { outReal[outIdx] = inReal[inIdx] - inReal[trailingIdx] inIdx, outIdx, trailingIdx = inIdx+1, outIdx+1, trailingIdx+1 } return outReal }
go
{ "resource": "" }
q10363
Ppo
train
func Ppo(inReal []float64, inFastPeriod int, inSlowPeriod int, inMAType MaType) []float64 { if inSlowPeriod < inFastPeriod { inSlowPeriod, inFastPeriod = inFastPeriod, inSlowPeriod } tempBuffer := Ma(inReal, inFastPeriod, inMAType) outReal := Ma(inReal, inSlowPeriod, inMAType) for i := inSlowPeriod - 1; i < len(inReal); i++ { tempReal := outReal[i] if !(((-(0.00000000000001)) < tempReal) && (tempReal < (0.00000000000001))) { outReal[i] = ((tempBuffer[i] - tempReal) / tempReal) * 100.0 } else { outReal[i] = 0.0 } } return outReal }
go
{ "resource": "" }
q10364
Rsi
train
func Rsi(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) if inTimePeriod < 2 { return outReal } // variable declarations tempValue1 := 0.0 tempValue2 := 0.0 outIdx := inTimePeriod today := 0 prevValue := inReal[today] prevGain := 0.0 prevLoss := 0.0 today++ for i := inTimePeriod; i > 0; i-- { tempValue1 = inReal[today] today++ tempValue2 = tempValue1 - prevValue prevValue = tempValue1 if tempValue2 < 0 { prevLoss -= tempValue2 } else { prevGain += tempValue2 } } prevLoss /= float64(inTimePeriod) prevGain /= float64(inTimePeriod) if today > 0 { tempValue1 = prevGain + prevLoss if !((-0.00000000000001 < tempValue1) && (tempValue1 < 0.00000000000001)) { outReal[outIdx] = 100.0 * (prevGain / tempValue1) } else { outReal[outIdx] = 0.0 } outIdx++ } else { for today < 0 { tempValue1 = inReal[today] tempValue2 = tempValue1 - prevValue prevValue = tempValue1 prevLoss *= float64(inTimePeriod - 1) prevGain *= float64(inTimePeriod - 1) if tempValue2 < 0 { prevLoss -= tempValue2 } else { prevGain += tempValue2 } prevLoss /= float64(inTimePeriod) prevGain /= float64(inTimePeriod) today++ } } for today < len(inReal) { tempValue1 = inReal[today] today++ tempValue2 = tempValue1 - prevValue prevValue = tempValue1 prevLoss *= float64(inTimePeriod - 1) prevGain *= float64(inTimePeriod - 1) if tempValue2 < 0 { prevLoss -= tempValue2 } else { prevGain += tempValue2 } prevLoss /= float64(inTimePeriod) prevGain /= float64(inTimePeriod) tempValue1 = prevGain + prevLoss if !((-0.00000000000001 < tempValue1) && (tempValue1 < 0.00000000000001)) { outReal[outIdx] = 100.0 * (prevGain / tempValue1) } else { outReal[outIdx] = 0.0 } outIdx++ } return outReal }
go
{ "resource": "" }
q10365
Stoch
train
func Stoch(inHigh []float64, inLow []float64, inClose []float64, inFastKPeriod int, inSlowKPeriod int, inSlowKMAType MaType, inSlowDPeriod int, inSlowDMAType MaType) ([]float64, []float64) { outSlowK := make([]float64, len(inClose)) outSlowD := make([]float64, len(inClose)) lookbackK := inFastKPeriod - 1 lookbackKSlow := inSlowKPeriod - 1 lookbackDSlow := inSlowDPeriod - 1 lookbackTotal := lookbackK + lookbackDSlow + lookbackKSlow startIdx := lookbackTotal outIdx := 0 trailingIdx := startIdx - lookbackTotal today := trailingIdx + lookbackK lowestIdx, highestIdx := -1, -1 diff, highest, lowest := 0.0, 0.0, 0.0 tempBuffer := make([]float64, len(inClose)-today+1) for today < len(inClose) { tmp := inLow[today] if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inLow[lowestIdx] i := lowestIdx + 1 for i <= today { tmp := inLow[i] if tmp < lowest { lowestIdx = i lowest = tmp } i++ } diff = (highest - lowest) / 100.0 } else if tmp <= lowest { lowestIdx = today lowest = tmp diff = (highest - lowest) / 100.0 } tmp = inHigh[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inHigh[highestIdx] i := highestIdx + 1 for i <= today { tmp := inHigh[i] if tmp > highest { highestIdx = i highest = tmp } i++ } diff = (highest - lowest) / 100.0 } else if tmp >= highest { highestIdx = today highest = tmp diff = (highest - lowest) / 100.0 } if diff != 0.0 { tempBuffer[outIdx] = (inClose[today] - lowest) / diff } else { tempBuffer[outIdx] = 0.0 } outIdx++ trailingIdx++ today++ } tempBuffer1 := Ma(tempBuffer, inSlowKPeriod, inSlowKMAType) tempBuffer2 := Ma(tempBuffer1, inSlowDPeriod, inSlowDMAType) //for i, j := lookbackK, lookbackTotal; j < len(inClose); i, j = i+1, j+1 { for i, j := lookbackDSlow+lookbackKSlow, lookbackTotal; j < len(inClose); i, j = i+1, j+1 { outSlowK[j] = tempBuffer1[i] outSlowD[j] = tempBuffer2[i] } return outSlowK, outSlowD }
go
{ "resource": "" }
q10366
StochF
train
func StochF(inHigh []float64, inLow []float64, inClose []float64, inFastKPeriod int, inFastDPeriod int, inFastDMAType MaType) ([]float64, []float64) { outFastK := make([]float64, len(inClose)) outFastD := make([]float64, len(inClose)) lookbackK := inFastKPeriod - 1 lookbackFastD := inFastDPeriod - 1 lookbackTotal := lookbackK + lookbackFastD startIdx := lookbackTotal outIdx := 0 trailingIdx := startIdx - lookbackTotal today := trailingIdx + lookbackK lowestIdx, highestIdx := -1, -1 diff, highest, lowest := 0.0, 0.0, 0.0 tempBuffer := make([]float64, (len(inClose) - today + 1)) for today < len(inClose) { tmp := inLow[today] if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inLow[lowestIdx] i := lowestIdx i++ for i <= today { tmp = inLow[i] if tmp < lowest { lowestIdx = i lowest = tmp } i++ } diff = (highest - lowest) / 100.0 } else if tmp <= lowest { lowestIdx = today lowest = tmp diff = (highest - lowest) / 100.0 } tmp = inHigh[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inHigh[highestIdx] i := highestIdx i++ for i <= today { tmp = inHigh[i] if tmp > highest { highestIdx = i highest = tmp } i++ } diff = (highest - lowest) / 100.0 } else if tmp >= highest { highestIdx = today highest = tmp diff = (highest - lowest) / 100.0 } if diff != 0.0 { tempBuffer[outIdx] = (inClose[today] - lowest) / diff } else { tempBuffer[outIdx] = 0.0 } outIdx++ trailingIdx++ today++ } tempBuffer1 := Ma(tempBuffer, inFastDPeriod, inFastDMAType) for i, j := lookbackFastD, lookbackTotal; j < len(inClose); i, j = i+1, j+1 { outFastK[j] = tempBuffer[i] outFastD[j] = tempBuffer1[i] } return outFastK, outFastD }
go
{ "resource": "" }
q10367
StochRsi
train
func StochRsi(inReal []float64, inTimePeriod int, inFastKPeriod int, inFastDPeriod int, inFastDMAType MaType) ([]float64, []float64) { outFastK := make([]float64, len(inReal)) outFastD := make([]float64, len(inReal)) lookbackSTOCHF := (inFastKPeriod - 1) + (inFastDPeriod - 1) lookbackTotal := inTimePeriod + lookbackSTOCHF startIdx := lookbackTotal tempRSIBuffer := Rsi(inReal, inTimePeriod) tempk, tempd := StochF(tempRSIBuffer, tempRSIBuffer, tempRSIBuffer, inFastKPeriod, inFastDPeriod, inFastDMAType) for i := startIdx; i < len(inReal); i++ { outFastK[i] = tempk[i] outFastD[i] = tempd[i] } return outFastK, outFastD }
go
{ "resource": "" }
q10368
WillR
train
func WillR(inHigh []float64, inLow []float64, inClose []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inClose)) nbInitialElementNeeded := (inTimePeriod - 1) diff := 0.0 outIdx := inTimePeriod - 1 startIdx := inTimePeriod - 1 today := startIdx trailingIdx := startIdx - nbInitialElementNeeded highestIdx := -1 lowestIdx := -1 highest := 0.0 lowest := 0.0 i := 0 for today < len(inClose) { tmp := inLow[today] if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inLow[lowestIdx] i = lowestIdx i++ for i <= today { tmp = inLow[i] if tmp < lowest { lowestIdx = i lowest = tmp } i++ } diff = (highest - lowest) / (-100.0) } else if tmp <= lowest { lowestIdx = today lowest = tmp diff = (highest - lowest) / (-100.0) } tmp = inHigh[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inHigh[highestIdx] i = highestIdx i++ for i <= today { tmp = inHigh[i] if tmp > highest { highestIdx = i highest = tmp } i++ } diff = (highest - lowest) / (-100.0) } else if tmp >= highest { highestIdx = today highest = tmp diff = (highest - lowest) / (-100.0) } if diff != 0.0 { outReal[outIdx] = (highest - inClose[today]) / diff } else { outReal[outIdx] = 0.0 } outIdx++ trailingIdx++ today++ } return outReal }
go
{ "resource": "" }
q10369
Obv
train
func Obv(inReal []float64, inVolume []float64) []float64 { outReal := make([]float64, len(inReal)) startIdx := 0 prevOBV := inVolume[startIdx] prevReal := inReal[startIdx] outIdx := 0 for i := startIdx; i < len(inReal); i++ { tempReal := inReal[i] if tempReal > prevReal { prevOBV += inVolume[i] } else if tempReal < prevReal { prevOBV -= inVolume[i] } outReal[outIdx] = prevOBV prevReal = tempReal outIdx++ } return outReal }
go
{ "resource": "" }
q10370
TRange
train
func TRange(inHigh []float64, inLow []float64, inClose []float64) []float64 { outReal := make([]float64, len(inClose)) startIdx := 1 outIdx := startIdx today := startIdx for today < len(inClose) { tempLT := inLow[today] tempHT := inHigh[today] tempCY := inClose[today-1] greatest := tempHT - tempLT val2 := math.Abs(tempCY - tempHT) if val2 > greatest { greatest = val2 } val3 := math.Abs(tempCY - tempLT) if val3 > greatest { greatest = val3 } outReal[outIdx] = greatest outIdx++ today++ } return outReal }
go
{ "resource": "" }
q10371
LinearReg
train
func LinearReg(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) inTimePeriodF := float64(inTimePeriod) lookbackTotal := inTimePeriod startIdx := lookbackTotal outIdx := startIdx - 1 today := startIdx - 1 sumX := inTimePeriodF * (inTimePeriodF - 1) * 0.5 sumXSqr := inTimePeriodF * (inTimePeriodF - 1) * (2*inTimePeriodF - 1) / 6 divisor := sumX*sumX - inTimePeriodF*sumXSqr //initialize values of sumY and sumXY over first (inTimePeriod) input values sumXY := 0.0 sumY := 0.0 i := inTimePeriod for i != 0 { i-- tempValue1 := inReal[today-i] sumY += tempValue1 sumXY += float64(i) * tempValue1 } for today < len(inReal) { //sumX and sumXY are already available for first output value if today > startIdx-1 { tempValue2 := inReal[today-inTimePeriod] sumXY += sumY - inTimePeriodF*tempValue2 sumY += inReal[today] - tempValue2 } m := (inTimePeriodF*sumXY - sumX*sumY) / divisor b := (sumY - m*sumX) / inTimePeriodF outReal[outIdx] = b + m*(inTimePeriodF-1) outIdx++ today++ } return outReal }
go
{ "resource": "" }
q10372
StdDev
train
func StdDev(inReal []float64, inTimePeriod int, inNbDev float64) []float64 { outReal := Var(inReal, inTimePeriod) if inNbDev != 1.0 { for i := 0; i < len(inReal); i++ { tempReal := outReal[i] if !(tempReal < 0.00000000000001) { outReal[i] = math.Sqrt(tempReal) * inNbDev } else { outReal[i] = 0.0 } } } else { for i := 0; i < len(inReal); i++ { tempReal := outReal[i] if !(tempReal < 0.00000000000001) { outReal[i] = math.Sqrt(tempReal) } else { outReal[i] = 0.0 } } } return outReal }
go
{ "resource": "" }
q10373
Var
train
func Var(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) nbInitialElementNeeded := inTimePeriod - 1 startIdx := nbInitialElementNeeded periodTotal1 := 0.0 periodTotal2 := 0.0 trailingIdx := startIdx - nbInitialElementNeeded i := trailingIdx if inTimePeriod > 1 { for i < startIdx { tempReal := inReal[i] periodTotal1 += tempReal tempReal *= tempReal periodTotal2 += tempReal i++ } } outIdx := startIdx for ok := true; ok; { tempReal := inReal[i] periodTotal1 += tempReal tempReal *= tempReal periodTotal2 += tempReal meanValue1 := periodTotal1 / float64(inTimePeriod) meanValue2 := periodTotal2 / float64(inTimePeriod) tempReal = inReal[trailingIdx] periodTotal1 -= tempReal tempReal *= tempReal periodTotal2 -= tempReal outReal[outIdx] = meanValue2 - meanValue1*meanValue1 i++ trailingIdx++ outIdx++ ok = i < len(inReal) } return outReal }
go
{ "resource": "" }
q10374
Asin
train
func Asin(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Asin(inReal[i]) } return outReal }
go
{ "resource": "" }
q10375
Atan
train
func Atan(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Atan(inReal[i]) } return outReal }
go
{ "resource": "" }
q10376
Ceil
train
func Ceil(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Ceil(inReal[i]) } return outReal }
go
{ "resource": "" }
q10377
Cos
train
func Cos(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Cos(inReal[i]) } return outReal }
go
{ "resource": "" }
q10378
Cosh
train
func Cosh(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Cosh(inReal[i]) } return outReal }
go
{ "resource": "" }
q10379
Exp
train
func Exp(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Exp(inReal[i]) } return outReal }
go
{ "resource": "" }
q10380
Floor
train
func Floor(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Floor(inReal[i]) } return outReal }
go
{ "resource": "" }
q10381
Ln
train
func Ln(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Log(inReal[i]) } return outReal }
go
{ "resource": "" }
q10382
Log10
train
func Log10(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Log10(inReal[i]) } return outReal }
go
{ "resource": "" }
q10383
Sin
train
func Sin(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Sin(inReal[i]) } return outReal }
go
{ "resource": "" }
q10384
Sinh
train
func Sinh(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Sinh(inReal[i]) } return outReal }
go
{ "resource": "" }
q10385
Sqrt
train
func Sqrt(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Sqrt(inReal[i]) } return outReal }
go
{ "resource": "" }
q10386
Tan
train
func Tan(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Tan(inReal[i]) } return outReal }
go
{ "resource": "" }
q10387
Tanh
train
func Tanh(inReal []float64) []float64 { outReal := make([]float64, len(inReal)) for i := 0; i < len(inReal); i++ { outReal[i] = math.Tanh(inReal[i]) } return outReal }
go
{ "resource": "" }
q10388
Div
train
func Div(inReal0 []float64, inReal1 []float64) []float64 { outReal := make([]float64, len(inReal0)) for i := 0; i < len(inReal0); i++ { outReal[i] = inReal0[i] / inReal1[i] } return outReal }
go
{ "resource": "" }
q10389
Max
train
func Max(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) if inTimePeriod < 2 { return outReal } nbInitialElementNeeded := inTimePeriod - 1 startIdx := nbInitialElementNeeded outIdx := startIdx today := startIdx trailingIdx := startIdx - nbInitialElementNeeded highestIdx := -1 highest := 0.0 for today < len(outReal) { tmp := inReal[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inReal[highestIdx] i := highestIdx + 1 for i <= today { tmp = inReal[i] if tmp > highest { highestIdx = i highest = tmp } i++ } } else if tmp >= highest { highestIdx = today highest = tmp } outReal[outIdx] = highest outIdx++ trailingIdx++ today++ } return outReal }
go
{ "resource": "" }
q10390
Min
train
func Min(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) if inTimePeriod < 2 { return outReal } nbInitialElementNeeded := inTimePeriod - 1 startIdx := nbInitialElementNeeded outIdx := startIdx today := startIdx trailingIdx := startIdx - nbInitialElementNeeded lowestIdx := -1 lowest := 0.0 for today < len(outReal) { tmp := inReal[today] if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inReal[lowestIdx] i := lowestIdx + 1 for i <= today { tmp = inReal[i] if tmp < lowest { lowestIdx = i lowest = tmp } i++ } } else if tmp <= lowest { lowestIdx = today lowest = tmp } outReal[outIdx] = lowest outIdx++ trailingIdx++ today++ } return outReal }
go
{ "resource": "" }
q10391
MinMax
train
func MinMax(inReal []float64, inTimePeriod int) ([]float64, []float64) { outMin := make([]float64, len(inReal)) outMax := make([]float64, len(inReal)) nbInitialElementNeeded := (inTimePeriod - 1) startIdx := nbInitialElementNeeded outIdx := startIdx today := startIdx trailingIdx := startIdx - nbInitialElementNeeded highestIdx := -1 highest := 0.0 lowestIdx := -1 lowest := 0.0 for today < len(inReal) { tmpLow, tmpHigh := inReal[today], inReal[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inReal[highestIdx] i := highestIdx i++ for i <= today { tmpHigh = inReal[i] if tmpHigh > highest { highestIdx = i highest = tmpHigh } i++ } } else if tmpHigh >= highest { highestIdx = today highest = tmpHigh } if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inReal[lowestIdx] i := lowestIdx i++ for i <= today { tmpLow = inReal[i] if tmpLow < lowest { lowestIdx = i lowest = tmpLow } i++ } } else if tmpLow <= lowest { lowestIdx = today lowest = tmpLow } outMax[outIdx] = highest outMin[outIdx] = lowest outIdx++ trailingIdx++ today++ } return outMin, outMax }
go
{ "resource": "" }
q10392
MinMaxIndex
train
func MinMaxIndex(inReal []float64, inTimePeriod int) ([]float64, []float64) { outMinIdx := make([]float64, len(inReal)) outMaxIdx := make([]float64, len(inReal)) nbInitialElementNeeded := (inTimePeriod - 1) startIdx := nbInitialElementNeeded outIdx := startIdx today := startIdx trailingIdx := startIdx - nbInitialElementNeeded highestIdx := -1 highest := 0.0 lowestIdx := -1 lowest := 0.0 for today < len(inReal) { tmpLow, tmpHigh := inReal[today], inReal[today] if highestIdx < trailingIdx { highestIdx = trailingIdx highest = inReal[highestIdx] i := highestIdx i++ for i <= today { tmpHigh = inReal[i] if tmpHigh > highest { highestIdx = i highest = tmpHigh } i++ } } else if tmpHigh >= highest { highestIdx = today highest = tmpHigh } if lowestIdx < trailingIdx { lowestIdx = trailingIdx lowest = inReal[lowestIdx] i := lowestIdx i++ for i <= today { tmpLow = inReal[i] if tmpLow < lowest { lowestIdx = i lowest = tmpLow } i++ } } else if tmpLow <= lowest { lowestIdx = today lowest = tmpLow } outMaxIdx[outIdx] = float64(highestIdx) outMinIdx[outIdx] = float64(lowestIdx) outIdx++ trailingIdx++ today++ } return outMinIdx, outMaxIdx }
go
{ "resource": "" }
q10393
Mult
train
func Mult(inReal0 []float64, inReal1 []float64) []float64 { outReal := make([]float64, len(inReal0)) for i := 0; i < len(inReal0); i++ { outReal[i] = inReal0[i] * inReal1[i] } return outReal }
go
{ "resource": "" }
q10394
Sub
train
func Sub(inReal0 []float64, inReal1 []float64) []float64 { outReal := make([]float64, len(inReal0)) for i := 0; i < len(inReal0); i++ { outReal[i] = inReal0[i] - inReal1[i] } return outReal }
go
{ "resource": "" }
q10395
Sum
train
func Sum(inReal []float64, inTimePeriod int) []float64 { outReal := make([]float64, len(inReal)) lookbackTotal := inTimePeriod - 1 startIdx := lookbackTotal periodTotal := 0.0 trailingIdx := startIdx - lookbackTotal i := trailingIdx if inTimePeriod > 1 { for i < startIdx { periodTotal += inReal[i] i++ } } outIdx := startIdx for i < len(inReal) { periodTotal += inReal[i] tempReal := periodTotal periodTotal -= inReal[trailingIdx] outReal[outIdx] = tempReal i++ trailingIdx++ outIdx++ } return outReal }
go
{ "resource": "" }
q10396
contextID
train
func contextID() (uint32, error) { // Fetch the context ID using a real filesystem. var cid uint32 if err := sysContextID(sysFS{}, &cid); err != nil { return 0, err } return cid, nil }
go
{ "resource": "" }
q10397
sysContextID
train
func sysContextID(fs fs, cid *uint32) error { f, err := fs.Open(devVsock) if err != nil { return err } defer f.Close() // Retrieve the context ID of this machine from /dev/vsock. return fs.Ioctl(f.Fd(), unix.IOCTL_VM_SOCKETS_GET_LOCAL_CID, unsafe.Pointer(cid)) }
go
{ "resource": "" }
q10398
Accept
train
func Accept(l net.Listener, timeout time.Duration) (net.Conn, error) { // This function accommodates both Go1.12+ and Go1.11 functionality to allow // net.Listener.Accept to be canceled by net.Listener.Close. // // If a timeout is set, set up a timer to close the listener and either: // - Go 1.12+: unblock the call to Accept // - Go 1.11 : eventually halt the loop due to closed file descriptor // // For Go 1.12+, we could use vsock.Listener.SetDeadline, but this approach // using a timer works for Go 1.11 as well. cancel := func() {} if timeout != 0 { timer := time.AfterFunc(timeout, func() { _ = l.Close() }) cancel = func() { timer.Stop() } } for { c, err := l.Accept() if err != nil { if nerr, ok := err.(net.Error); ok && nerr.Temporary() { time.Sleep(250 * time.Millisecond) continue } return nil, err } // Got a connection, stop the timer. cancel() return c, nil } }
go
{ "resource": "" }
q10399
SkipHostIntegration
train
func SkipHostIntegration(t *testing.T) { t.Helper() if IsHypervisor(t) { t.Skip("skipping, this integration test must be run in a guest") } }
go
{ "resource": "" }