Как добавить файл в gitignore?

## Ignore Visual Studio temporary files, build results, and
## files generated by popular Visual Studio add-ons.
##
## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
 
# User-specific files
*.suo
*.user
*.userosscache
*.sln.docstates
 
 
# User-specific files (MonoDevelop/Xamarin Studio)
*.userprefs
 
# Build results
[Dd]ebug/
[Dd]ebugPublic/
[Rr]elease/
[Rr]eleases/
x64/
x86/
bld/
[Bb]in/
[Oo]bj/
[Ll]og/
 
# Visual Studio 2015/2017 cache/options directory
.vs/
# Uncomment if you have tasks that create the project's static files in wwwroot
#wwwroot/
 
# Visual Studio 2017 auto generated files
Generated\ Files/
 
# MSTest test Results
[Tt]est[Rr]esult*/
[Bb]uild[Ll]og.*
 
# NUNIT
*.VisualState.xml
TestResult.xml
 
# Build Results of an ATL Project
[Dd]ebugPS/
[Rr]eleasePS/
dlldata.c
 
# Benchmark Results
BenchmarkDotNet.Artifacts/
 
# .NET Core
project.lock.json
project.fragment.lock.json
artifacts/
**/Properties/launchSettings.json
 
# StyleCop
StyleCopReport.xml
 
# Files built by Visual Studio
*_i.c
*_p.c
*_i.h
*.ilk
*.meta
*.obj
*.iobj
*.pch
*.pdb
*.ipdb
*.pgc
*.pgd
*.rsp
*.sbr
*.tlb
*.tli
*.tlh
*.tmp
*.tmp_proj
*.log
*.vspscc
*.vssscc
.builds
*.pidb
*.svclog
*.scc
 
# Chutzpah Test files
_Chutzpah*
 
# Visual C++ cache files
ipch/
*.aps
*.ncb
*.opendb
*.opensdf
*.sdf
*.cachefile
*.VC.db
*.VC.VC.opendb
 
# Visual Studio profiler
*.psess
*.vsp
*.vspx
*.sap
 
# Visual Studio Trace Files
*.e2e
 
# TFS 2012 Local Workspace
$tf/
 
# Guidance Automation Toolkit
*.gpState
 
# ReSharper is a .NET coding add-in
_ReSharper*/
*.[Rr]e[Ss]harper
*.DotSettings.user
 
# JustCode is a .NET coding add-in
.JustCode
 
# TeamCity is a build add-in
_TeamCity*
 
# DotCover is a Code Coverage Tool
*.dotCover
 
# AxoCover is a Code Coverage Tool
.axoCover/*
!.axoCover/settings.json
 
# Visual Studio code coverage results
*.coverage
*.coveragexml
 
# NCrunch
_NCrunch_*
.*crunch*.local.xml
nCrunchTemp_*
 
# MightyMoose
*.mm.*
AutoTest.Net/
 
# Web workbench (sass)
.sass-cache/
 
# Installshield output folder
[Ee]xpress/
 
# DocProject is a documentation generator add-in
DocProject/buildhelp/
DocProject/Help/*.HxT
DocProject/Help/*.HxC
DocProject/Help/*.hhc
DocProject/Help/*.hhk
DocProject/Help/*.hhp
DocProject/Help/Html2
DocProject/Help/html
 
# Click-Once directory
publish/
 
# Publish Web Output
*.[Pp]ublish.xml
*.azurePubxml
# Note: Comment the next line if you want to checkin your web deploy settings,
# but database connection strings (with potential passwords) will be unencrypted
*.pubxml
*.publishproj
 
# Microsoft Azure Web App publish settings. Comment the next line if you want to
# checkin your Azure Web App publish settings, but sensitive information contained
# in these scripts will be unencrypted
PublishScripts/
 
# NuGet Packages
*.nupkg
# The packages folder can be ignored because of Package Restore
**/[Pp]ackages/*
# except build/, which is used as an MSBuild target.
!**/[Pp]ackages/build/
# Uncomment if necessary however generally it will be regenerated when needed
#!**/[Pp]ackages/repositories.config
# NuGet v3's project.json files produces more ignorable files
*.nuget.props
*.nuget.targets
 
# Microsoft Azure Build Output
csx/
*.build.csdef
 
# Microsoft Azure Emulator
ecf/
rcf/
 
# Windows Store app package directories and files
AppPackages/
BundleArtifacts/
Package.StoreAssociation.xml
_pkginfo.txt
*.appx
 
# Visual Studio cache files
# files ending in .cache can be ignored
*.[Cc]ache
# but keep track of directories ending in .cache
!*.[Cc]ache/
 
# Others
ClientBin/
~$*
*~
*.dbmdl
*.dbproj.schemaview
*.jfm
*.pfx
*.publishsettings
orleans.codegen.cs
 
# Including strong name files can present a security risk 
# (https://github.com/github/gitignore/pull/2483#issue-259490424)
#*.snk
 
# Since there are multiple workflows, uncomment next line to ignore bower_components
# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
#bower_components/
 
# RIA/Silverlight projects
Generated_Code/
 
# Backup & report files from converting an old project file
# to a newer Visual Studio version. Backup files are not needed,
# because we have git ;-)
_UpgradeReport_Files/
Backup*/
UpgradeLog*.XML
UpgradeLog*.htm
ServiceFabricBackup/
*.rptproj.bak
 
# SQL Server files
*.mdf
*.ldf
*.ndf
 
# Business Intelligence projects
*.rdl.data
*.bim.layout
*.bim_*.settings
*.rptproj.rsuser
 
# Microsoft Fakes
FakesAssemblies/
 
# GhostDoc plugin setting file
*.GhostDoc.xml
 
# Node.js Tools for Visual Studio
.ntvs_analysis.dat
node_modules/
 
# Visual Studio 6 build log
*.plg
 
# Visual Studio 6 workspace options file
*.opt
 
# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
*.vbw
 
# Visual Studio LightSwitch build output
**/*.HTMLClient/GeneratedArtifacts
**/*.DesktopClient/GeneratedArtifacts
**/*.DesktopClient/ModelManifest.xml
**/*.Server/GeneratedArtifacts
**/*.Server/ModelManifest.xml
_Pvt_Extensions
 
# Paket dependency manager
.paket/paket.exe
paket-files/
 
# FAKE - F# Make
.fake/
 
# JetBrains Rider
.idea/
*.sln.iml
 
# CodeRush
.cr/
 
# Python Tools for Visual Studio (PTVS)
__pycache__/
*.pyc
 
# Cake - Uncomment if you are using it
# tools/**
# !tools/packages.config
 
# Tabs Studio
*.tss
 
# Telerik's JustMock configuration file
*.jmconfig
 
# BizTalk build output
*.btp.cs
*.btm.cs
*.odx.cs
*.xsd.cs
 
# OpenCover UI analysis results
OpenCover/
 
# Azure Stream Analytics local run output 
ASALocalRun/
 
# MSBuild Binary and Structured Log
*.binlog
 
# NVidia Nsight GPU debugger configuration file
*.nvuser
 
# MFractors (Xamarin productivity tool) working folder 
.mfractor/