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ASP.NET
Application EndRequestappSettingsASHX HandlerConfigureContentTypeforeachGlobal.asaxGlobal VariableImage OutputInteractiveServerIP AddressMapGetMapPathMapRazorPagesRepeaterRequest.HeadersResponse.BinaryWriteResponse RedirectResponse.WriteServerVariablesStreamRenderingUseStaticFiles
C#
2D ArrayabstractActionAggregateAggressiveInliningAllAnyArgumentExceptionArrayArray.AsReadOnlyArray.BinarySearchArray.ClearArray CombineArray.ConvertAllArray.CopyArray CountArray.CreateInstanceArray.ExistsArray.FindArray FlattenArray.ForEachArray.IndexOfArray InitializeArray IsFixedSizeArray IsSortedArray LengthArray MemoryArray.ResizeArray.ReverseArray ShuffleArray Shuffle Fisher-YatesArray SliceArray.SortArray.TrueForAllArrayListArrayPoolArraySegmentArrayTypeMismatchExceptionasASCII TableAsEnumerableAsParallelasyncAttributeAveragebaseBenchmarkBigIntegerBinary RepresentationBinaryReaderBinaryWriterBitArrayBitConverterBitcountBitVector32BitwiseBitwise ComplementBitwise DivideBitwise OrBitwise Set BitBitwise ShiftBitwise XORboolboolbool Arraybool.Parsebool SortbreakBuffer.BlockCopyBufferedStreambyte Arraybyte, sbyteCaesar CiphercaseCastCast, Intcatchcharchar Arraychar Combinechar.IsDigitchar Testchar.ToLower, ToUpperCharacter LiteralCharEnumeratorcheckedclassCloneColorColor TableCommentComment TODOCompareToComparisonConcatConcurrentBagConcurrentDictionaryConcurrentQueueConditionalConsole.BeepConsole ColorConsole.ReadConsole.ReadKeyConsole.ReadLineConsole.SetOutConsole.WriteConsole.WriteLineconstConstructorcontinueConvert ArrayList, ArrayConvert ArrayList, ListConvert Bool, IntConvert Bytes, MegabytesConvert Char ArrayConvert Char, StringConvert Days, MonthsConvert DictionaryConvert Dictionary, ListConvert List, ArrayConvert List, DataTableConvert List, StringConvert Miles, KilometersConvert MillisecondsConvert NanosecondsConvert StringConvert String ArrayConvert TimeSpan, LongCountCount Letter FrequenciesCSVDataColumnDataRowDataRow FieldDataSetDataTableDataTable Compare RowsDataTable foreachDataTable RowChangedDataTable SelectDataViewDate, Pretty FormatDateTimeDateTime FormatDateTime.FromOADateDateTime.MinValueDateTime.MonthDateTime.NowDateTime.ParseDateTime SubtractDateTime.TodayDateTime.TryParseDayOfWeekDebug.WritedecimaldefaultDefaultIfEmptydelegatedescendingDestructorDictionaryDictionary Binary FileDictionary Case-InsensitiveDictionary ClearDictionary Combine KeysDictionary ContainsKeyDictionary ContainsValueDictionary CopyDictionary CountDictionary EqualsDictionary GetValueOrDefaultDictionary TryAddDictionary TryGetValueDictionaryEntryDirectiveDirectoryDirectory.CreateDirectoryDirectory.GetFilesDirectory SizeDistinctDivideDivideByZeroExceptionDllImportDnsdo whiledoubleDriveInfoDuplicate WordsdynamicElementAtOrDefaultenumenum Arrayenum FlagsEnum.FormatEnum.GetNameEnum.Parseenum ToStringEnumerable.RangeEnvironmentEnvironment.NewLineeventExcel InteropExceptExceptionexplicit, implicitExtensionextern aliasFactoryFibonacciFileFile.CopyFile.DeleteFile EqualsFile.ExistsFile List RecursiveFile.MoveFile.OpenFile.ReadAllBytesFile.ReadAllLinesFile.ReadAllTextFile.ReadLinesFile.ReplaceFile SeekFile SizeFileInfoFilename, DateFileNotFoundExceptionFileStreamFileSystemWatcherfinallyFirstFirstOrDefaultfixedfloatforfor Stringforeachforeach ListFuncGC.CollectGenericGetEnumeratorGetHashCodeGetTypeGlobal VariablegotogroupGroupByGroupJoinGuidGZIP CompressGZIP DecompressGZipStreamHashMapHashSetHashtableHTML ParagraphHTML ScrapingHTML TitleHtmlEncode, HtmlDecodeHtmlTextWriterHttpClientHttpUtility.HtmlEncodeHybridDictionaryIComparableIDictionaryIEnumerableIEqualityComparerifif, switchIListImageIncrementIncrement StringIndexerIndexOutOfRangeExceptionInlineArrayint Arrayint.MaxValueint.Parseint, uintInt16Integer Digit CountinterfaceInterlockedIntermediate LanguageIntersectInvalidCastExceptionInvalidOperationExceptionIOExceptionIOrderedEnumerableisjoinJSONKeyNotFoundExceptionKeyValuePairLambdaLastOrDefaultLazyletLevenshtein DistanceLine Count, FileLinkedListLINQListList AddList AddRangeList BinarySearchList CapacityList ClearList CommonList ContainsList CopyToList EqualsList Every NthList Find, ExistsList InitializeList InsertList NestedList RemoveList Remove DuplicatesList RemoveAllList SerializeListDictionarylocklong, ulongLoop, String ArrayLoop, String CharsMain argsMapMathMath.AbsMath.CeilingMath.FloorMath.Max, Math.MinMath.PIMath.PowMath.RoundMath.SqrtMath.TruncateMax, MinMazeMemoizationMemoryFailPointMemoryMappedFileMemoryStreamModuloMultiMapMultiple Local VariablesMultiple Return ValuesMultiplyMutexNamed ParametersnamespaceNameValueCollectionnewNotImplementedExceptionnullnull ArrayNull Coalescingnull Listnull StringNullableNullReferenceExceptionNumber WordsNumeric Suffixobjectobject Arrayobject.ReferenceEqualsObsoleteOdbcConnectionOdd, EvenOfTypeoperatorOptional ParametersorderbyOrderByoutOutOfMemoryExceptionOverflowExceptionOverloadoverridePalindromeParallel.ForParallel.InvokeParameterparamspartialPathPath.ChangeExtensionPath ExistsPath.GetDirectoryNamePath.GetExtensionPath.GetRandomFileNamePercentagePingPointPredicatePrimeProcessPropertyProperty ArrayprotectedProtection Proxypublic, privateQueryableQueueRandomRandom Lowercase LetterRandom ParagraphsRandom StringreadonlyReadOnlyCollectionrecordRecursionrefReflectionRegexRegex.Escape, UnescapeRegex GroupsRegex.MatchRegex.MatchesRegex.Matches QuoteRegex.ReplaceRegex.ReplaceRegex.ReplaceRegex.ReplaceRegex.SplitRegex.SplitRegex TrimRegexOptions.CompiledRegexOptions.IgnoreCaseRegexOptions.MultilineRemovereturnReverseReverse WordsRNGCryptoServiceProviderROT13sealedSelectSelect Caseselect newSelectManySequenceEqualshort, ushortSingle, DoubleSingleOrDefaultSizesizeofSkip, SkipWhileSnippetSortSort AlphanumericSort DateTime ListSort DictionarySort KeyValuePair ListSort List, LambdaSort Numeric StringsSort Strings, LengthSort, File SizeSort, Ignore CharsSortedDictionarySortedListSortedSetSpanSqlClientSqlCommandSqlCommandBuilderSqlConnectionSqlDataAdapterSqlDataReaderSqlParameterStackstackallocStackOverflowExceptionstaticstatic Arraystatic Dictionarystatic Liststatic Regexstatic StringStopwatchStreamStreamReaderStreamReader ReadLineStreamReader ReadToEndStreamReader ReadToEndAsyncStreamWriterString AppendString BetweenString Change CharactersString CharsString Compare, CompareTostring.ConcatString ConstructorString Containsstring.CopyString CopyToString Count Charactersstring.EmptyString EqualsString First Wordsstring.FormatString IndexOfString IndexOfAnyString Insertstring.InternString Interpolationstring.IsNullOrEmptyString IsUpperstring.JoinString LastIndexOfString LengthString ListString LiteralString NormalizeString Occurrence CountString PadRight, PadLeftString RemoveString Remove CharString Remove Duplicate CharsString Remove HTMLString Remove PunctuationString ReplaceString ReverseString Right PartString SliceString SplitString StartsWithString SubstringString switchString ToCharArrayString ToLower, ToUpperString ToTitleCaseString TrimString TrimEnd, TrimStartString TruncateString Uppercase First LetterString WhitespaceStringBuilderStringBuilder AppendStringBuilder AppendFormatStringBuilder EqualsStringBuilder ToStringStringComparisonStringDictionaryStringReaderStringWriterstructSumSwapswitchswitch charswitch enumSystemTake, TakeWhileTaskTernaryTextFieldParserTextInfoTextReaderTextWriterthisThread JoinThread.SleepThread.SpinWaitThreadPoolThreadStartthrowTimerTimeSpanTimeZoneToArrayToBase64StringToDictionaryTokenToListToLookupToStringTreetrue, falsetryTupleTypeTypeInitializationExceptiontypeof, nameofUnionUnreachableunsafeUriusingusing AliasvalueValueTupleValueTypevarVariable InitializervirtualvoidvolatileWeakReferenceWebClientwherewhileWord CountWord InteropXElementXmlReaderXmlTextReaderXmlTextWriterXmlWriteryieldZipZipFile
F#
Arraybyte ArrayConvertdictdowncast, upcastEntryPointfailwithFileforfunifletListList Remove DuplicatesList.sortLoop, String CharsmatchMathMeasureOddOptionprintfnqueryRecordRecursionROT13SeqStringString IndexOfString ReplaceString SplitString SubstringTupletype
Go
2D SliceArraybase64bitsbufio.ScanBytesbytesbytes.BufferCaesar Cipherchanconstcontainer listConvert Map, SliceConvert Slice, StringConvert StringConvert String, BoolCopy FilecsvDirectory SizeembedFibonacciFileFile LinesFilename, Dateflagfmtfmt.Fprintfmt.SscanforfuncGlobal VariableGZIP Compresshtml templatehttp.Getifimageinterfaceioutil.WriteFileJoinJSONlenListenAndServeLookup TablemapMap, String SlicesMathnilOdd, Evenos execos.Openos.RemoveParseIntpath, filepathrandrangeReadDirrecoverRecursionRegexpRegexp FindROT13SliceSlice Every NthSlice Remove Duplicatessort SliceSort, File SizestrconvString BetweenString EqualString First WordsString LiteralString PaddingString Remove HTMLString Reversestrings.Builderstrings.Containsstrings.Fieldsstrings.HasPrefixstrings.Indexstrings.Mapstrings.Replacestrings.Splitstrings.ToLowerstrings.TrimstructSubstringsuffixarrayswitchTimeunicode.IsSpaceWaitGroupWord Count
Java
2D ArrayabstractArrayArray CombineArray FindArray LengthArray ShuffleArrayDequeArrayListArrayList add, addAllArrayList ClearArrayList CommonArrayList Every NthArrayList InitializeArrayList intArrayList Remove DuplicatesArrays.binarySearchASCII TableBitSetbooleanbreakBufferedWriterCaesar CipherCalendarcaseCastchar Arraychar Lookup TableCharacterclassCollections.addAllConsoleConstructorcontinueConvert ArrayList, StringConvert boolean, intConvert char ArrayConvert HashMapConvert StringCount Letter FrequenciesDirectory Sizedo whiledoubledouble TruncateenumEnumMapextendsFactoryFibonacciFileFilename, DateFiles.copyFiles.newDirectoryStreamFiles.sizefilterfinalfloatforHashMapHashSetHashtableifinstanceofint ArrayInteger.bitCountInteger MaxinterfaceIntStream.rangeLambdaLine Count, FileLinkedHashMapMathMath.absMath.ceilMath.floorMath.max, Math.minMath.powMath.roundMath.sqrtMethodModuloMultiple Return ValuesNewlineObject ArrayObjectsOdd, EvenOptionalOverloadpackagePalindromeparseIntPrimePriorityQueueProcessRandomRandom Lowercase LetterrecordRecursionreflectRegexreturnROT13sortSort HashMapSort, File SizeStackStackOverflowErrorstaticstatic InitializerStreamString ArrayString BetweenString charAtString compareToString ConcatString equalsString First WordsString.formatString indexOfString isEmptyString.joinString lastIndexOfString lengthString Occurrence CountString PaddingString regionMatchesString Remove Duplicate CharsString Remove HTMLString replaceString ReverseString Right PartString splitString startsWithString substringString switchString toCharArrayString toLowerCaseString trimString TruncateString Uppercase First LetterString valueOfString WhitespaceStringBufferStringBuilderStringTokenizerSumsuperswitchSystem.gcTernarythisTreeTreeMaptryURLvarVectorwhileWord Count
MongoDB
create indexCursordatetimefindfind oneLimitMongoClientsort
Node.js
argvArrayArray InitializeArray sortBufferconsoleencodeURIEqualsforfs createReadStreamfs readFilefs writeFilefunctionfunction Lookup TableGZIP Compresshttp.createServerInt32ArrayJSON.parseMultiple Return ValuesObjectparseIntpathperformance.nowprocessString charAtString ConcatString indexOfString replaceString splitString toLowerCaseSubstringswitchtypeof
PHP
arrayarray Every NthDateTimeenumFileforeachfunctionGeneratorifLoop, String CharsParseReferencesortString ConcatString count charsString ListString SplitString trimString UppercaseSubstringswitch
Python
2D Array2D ListabsanyargparsearrayasciiASCII Tableassertasyncioboolbytesclassclassmethod, staticmethodConsoleConvertCounterCSVdatetimedefdeldictDictionarydivmodenumerateErrorFibonacciFileFilename, DatefilterforformatfrozensetGeneratorglobalsgzip CompressHTML ParagraphHTML TitleifimportinIndentationErrorintiteritertoolsjsonKeyErrorlambdalenListList ComprehensionList CopyList Every NthList index, countList Remove DuplicatesList Resizemapmathmath.floormaxMazeMemoizemultiprocessingNamedtupleNonenonlocal, globalnotNumberNumPyordPalindromepassPathpicklepowPrimerandomrangere.matchre.subreadlineRecursionreturnROT13roundsetshelveSlicesortSort, File SizeString BetweenString EqualsString findString isalnumString joinString ListString LiteralString lower, upperString Paddingstring PunctuationString Remove HTMLString replaceString ReverseString Right PartString splitString startswithString stripString translateString TruncateStringIOsubprocessSubstringSumSyntaxErrortempfiletextwraptimeitTOMLTupletypeUrllibwhileWord Countzip
Ruby
2D ArrayArrayArray CopyArray Remove DuplicatescaseclassConsoleConvertDateTimeExceptionFibonacciFileHashifincludeIteratorjoinMathMethodnilNumberrandRecursionRegexp MatchreverseROT13SetsortString ArrayString BetweenString chompString ConcatString countString each charString FormatString indexString insertString LengthString LiteralString ljustString splitString upcasesubSubstringwhileWord Count
Rust
2D ArrayanyArcArray fillArray InitializeArray, VecsAtomicUsizeAuto-VectorizationBarrierBitwiseboolBoxBTreeMapCannot Borrow ErrorCastChunkscollectCommand newConsole Colorconst fnconst GenericConstructorcontainsConvert Bool, IntConvert Bytes, IntegerConvert HashMap, Veccopy from sliceDebugenumenv argsFileFile createFile modified DateFile Read Bytesfindfnforfor eachFromget uncheckedHashMapHashMap Combine Keysifinto boxed sliceinto iteriterjoinLookup TableLoop, String CharsmapmatchMultiple Return ValuesmutMutexOnceCellOnceLockOptionOut ParameterpackedparsePercentagepositionprintlnRc, RefCellread dirResultROT13size ofskipsortSort HashMapstdinString ArrayString BetweenString ConcatString Count CharactersString First WordsString from utf8String LengthString linesString newString Remove HTMLString replaceString ReverseString splitString starts withString to lowercaseString Uppercase First LetterstructSubstringswapsyncto ownedtraittransmute copyTupleusizevecVec dedupVec EqualsVec Every NthVec extend from sliceVec NestedVec pushVec removeWord Countwrapping add
Scala
2D ListArrayclassConvertdefExceptionforifindexOfIntlazyListList InitializeList Remove DuplicatesList sortedMapmatchOdd, EvenOptionprintlnRangeRecursionRegexSetSliceStringString formatString splitString StripStringBuilderTuplevar, valVector
Swift
2D ArrayArrayArray CombineArray Every NthArray InitializeArray Remove DuplicatesArray, DictionaryASCII TableasyncCaesar CipherclassCommandLine argumentsContinuousClockConvert Int, CharacterConvert StringConvert String, IntDateDictionaryenumErrorextensionFibonacciFileforfuncguardifinoutIntMathOdd, EvenoperatorOptionalprintPropertyRandomRangeRecursionrepeat whileROT13ScannerSetsortSort DictionaryStringString appendString FindString First WordsString hasPrefixString isEmptyString JoinString LengthString LiteralString lowercasedString paddingString Remove HTMLString ReplaceString ReverseString SplitString SubstringString TrimstructSubscriptswapswitchTextOutputStreamTuplevarWord Count
VB.NET
2D ArrayAddressOfArgumentExceptionArrayArray.CopyArray.FindArray FlattenArray.ForEachArray.IndexOfArray IsSortedArray LengthArray.ResizeArray.ReverseArrayListAsyncAttributeBenchmarkBigIntegerBinaryReaderBinaryWriterBooleanByte ArrayByte, SbyteByVal, ByRefCastCharChar ArrayChar CombineChooseChrClassColorCompareToConsole ColorConsole.ReadKeyConsole.WriteLineConstConvert ArrayList, ArrayConvert Boolean, IntegerConvert Char ArrayConvert DictionaryConvert Dictionary, ListConvert List, ArrayConvert List, StringConvert MillisecondsConvert StringConvert String ArrayConvert String, IntegerCStrCSVDataColumnDataRowDataRow FieldDataSetDataTableDataTable SelectDateTimeDateTime FormatDateTime.NowDateTime.ParseDateTime.TryParseDecimalDictionaryDictionary Case-InsensitiveDictionary ContainsKeyDictionary CopyDictionary GetValueOrDefaultDictionary TryAddDictionary TryGetValueDirectiveDirectory.GetFilesDirectory SizeDo UntilDo WhileDoubleEnumEnum.ParseEnumerable.RangeEnvironment.NewLineEventExcel InteropExceptionExitExtensionFibonacciFileFile.CopyFile EqualsFile.ExistsFile.ReadAllTextFile.ReadLinesFile SizeFilename, DateForFuncFunctionGetHashCodeGoToGZIP CompressHashSetHashtableHTML ParagraphHTML TitleHtmlEncode, HtmlDecodeHtmlTextWriterHttpClientIComparableIEnumerableIEqualityComparerIf ThenIListImageImportsIntegerInteger.ParseInterfaceIsNot, IsIteratorKeyNotFoundExceptionKeyValuePairLambdaLevenshtein DistanceLINQListList AddList AddRangeList BinarySearchList Every NthList Find, ExistsList InitializeList NestedList Remove DuplicatesList RemoveAllLoop, String ArrayLoop, String CharsMain argsMapMath.AbsMath.Ceiling, FloorMath.Max, Math.MinMath.RoundMath.SqrtMath.TruncateMidModModuleMultiple Return ValuesMustInheritNamespaceNameValueCollectionNothingNullableNumberObject ArrayOptionalParamArrayPathPath.GetExtensionProcessPropertyQueueRandomRandom Lowercase LetterRandom StringReDimRegexRegex.MatchRegex.MatchesRegex.Matches QuoteRegex.ReplaceRegex.SplitRegexOptions.IgnoreCaseROT13Select CaseSharedShared ArrayShared DictionaryShellSortSort AlphanumericSort DateTime ListSort DictionarySort ListSort Numeric StringsSort, File SizeSortedListSortedSetStackStopwatchStreamReaderStreamReader ReadToEndStreamWriterString BetweenString.CompareString.ConcatString ConstructorString ContainsString.Copy, CopyToString.EmptyString.EqualsString.FormatString IndexOfString InsertString InterpolationString.IsNullOrEmptyString.JoinString LastIndexOfString LengthString ListString LSet, RSetString LTrim, RTrimString Occurrence CountString PadRight, PadLeftString RemoveString Remove Duplicate CharsString Remove HTMLString Remove PunctuationString ReplaceString ReverseString SplitString StartsWithString SubstringString ToCharArrayString ToLower, ToUpperString ToTitleCaseString TrimString TrimEnd, TrimStartString TruncateString Uppercase First LetterStringBuilderStringBuilder AppendStructureSubSyncLockTextInfoThread.SleepThreadPoolTimerTimeSpanTimeZoneToArrayToBase64StringToListToStringTupleValVarTypeWebClientWithWithEventsWord CountXElementXmlReaderXmlWriterZipFile
WPF
BorderButtonCalendarCanvasCheckBoxComboBoxDataGridDatePickerDockPanelDoubleAnimationEllipseExpanderGridGroupBoxHorizontalAlignmentImageIsEnabledKeyDownLabelListViewMenuNamePasswordBoxProgressBarRadioButtonRectangleRenderTransformScrollViewerSliderStackPanelTabControlTextBoxToolBarToolTipTreeViewViewboxWebBrowserWindowsFormsHostWrapPanel
Website
7-Zip Command Linecons car cdr cadrPrivacy Policy
WinForms
BackgroundWorkerBackgroundWorkerButtonButtonChartCheckBoxCheckedListBoxColorDialogComboBoxControlCustomized Dialog BoxDataGridViewDataGridViewDataGridViewDataGridView Add RowsDataSourceDateTimePickerDialogResultDomainUpDownEventLogFolderBrowserDialogFontFontDialogFormImageListInitializeComponentKeyCodeLabelLinkLabelListBoxListViewMaskedTextBoxMenuStripMessageBox.ShowMessageBox.ShowMonthCalendarNotifyIconOpenFileDialogOpenFileDialogPictureBoxPosition WindowsPreviewKeyDownProgressBarPropertyGridRadioButtonRichTextBoxSaveFileDialogSettings.settingsStatusStripTagTextTextBoxTextBoxTextBox.AppendTextTextChangedToolTipTrackBarTreeViewWebBrowser
Dot Net Perls is a collection of tested code examples. Pages are continually updated to stay current, with code correctness a top priority.
Sam Allen is passionate about computer languages. In the past, his work has been recommended by Apple and Microsoft and he has studied computers at a selective university in the United States.
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