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Initial commit of blog entries
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@jimschubert
jimschubert committed Apr 23, 2012
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96 changes: 96 additions & 0 deletions .gitignore
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# Build Folders (you can keep bin if you'd like, to store dlls and pdbs)
[Bb]in/
[Oo]bj/

# mstest test results
TestResults

## Ignore Visual Studio temporary files, build results, and
## files generated by popular Visual Studio add-ons.

# User-specific files
*.suo
*.user
*.sln.docstates

# Build results
[Dd]ebug/
[Rr]elease/
x64/
*_i.c
*_p.c
*.ilk
*.meta
*.obj
*.pch
*.pdb
*.pgc
*.pgd
*.rsp
*.sbr
*.tlb
*.tli
*.tlh
*.tmp
*.vspscc
*.vssscc
.builds

# Visual C++ cache files
ipch/
*.aps
*.ncb
*.opensdf
*.sdf

# Visual Studio profiler
*.psess
*.vsp

# Guidance Automation Toolkit
*.gpState

# ReSharper is a .NET coding add-in
_ReSharper*

# NCrunch
*.ncrunch*
.*crunch*.local.xml

# 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
*.Publish.xml

# Others
[Bb]in
[Oo]bj
sql
TestResults
[Tt]est[Rr]esult*
*.Cache
ClientBin
[Ss]tyle[Cc]op.*
~$*
*.dbmdl
Generated_Code #added for RIA/Silverlight projects

# 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
20 changes: 20 additions & 0 deletions 2012-04-23/SingleInstance/SingleInstance.sln
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Microsoft Visual Studio Solution File, Format Version 11.00
# Visual Studio 2010
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SingleInstance", "SingleInstance\SingleInstance.csproj", "{B036BB63-E227-46D7-9989-FEE022FE551E}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x86 = Debug|x86
Release|x86 = Release|x86
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{B036BB63-E227-46D7-9989-FEE022FE551E}.Debug|x86.ActiveCfg = Debug|x86
{B036BB63-E227-46D7-9989-FEE022FE551E}.Debug|x86.Build.0 = Debug|x86
{B036BB63-E227-46D7-9989-FEE022FE551E}.Release|x86.ActiveCfg = Release|x86
{B036BB63-E227-46D7-9989-FEE022FE551E}.Release|x86.Build.0 = Release|x86
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal
58 changes: 58 additions & 0 deletions 2012-04-23/SingleInstance/SingleInstance/Program.cs
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#region License
//## The MIT License (MIT)
//Copyright (c) 2012 James Schubert

//Permission is hereby granted, free of charge, to any person obtaining a
//copy of this software and associated documentation files (the
//"Software"), to deal in the Software without restriction, including
//without limitation the rights to use, copy, modify, merge, publish,
//distribute, sublicense, and/or sell copies of the Software, and to
//permit persons to whom the Software is furnished to do so, subject to
//the following conditions:

//The above copyright notice and this permission notice shall be included
//in all copies or substantial portions of the Software.

//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
//OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
//MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
//IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
//CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
//TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
//SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#endregion License

using System;
using System.Threading;

namespace SingleInstance
{
class Program
{
const string Id = "af49d266-e4f4-4a63-b73c-f62c1144b584";
static void Main(string[] args)
{
bool thisInstance;
using (var semaphore = new Semaphore(0, 1, Id, out thisInstance))
{
if (thisInstance)
{
Console.WriteLine("This is the first instance!");
Console.ReadLine();

// Release resource
semaphore.Release();
}
else
{
Console.WriteLine("There is another instance running.");

// Wait for resource
semaphore.WaitOne();
Console.WriteLine("There is now the only instance.");
Console.ReadLine();
}
}
}
}
}
36 changes: 36 additions & 0 deletions 2012-04-23/SingleInstance/SingleInstance/Properties/AssemblyInfo.cs
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using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;

// General Information about an assembly is controlled through the following
// set of attributes. Change these attribute values to modify the information
// associated with an assembly.
[assembly: AssemblyTitle("SingleInstance")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("")]
[assembly: AssemblyProduct("SingleInstance")]
[assembly: AssemblyCopyright("Copyright © 2012")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]

// Setting ComVisible to false makes the types in this assembly not visible
// to COM components. If you need to access a type in this assembly from
// COM, set the ComVisible attribute to true on that type.
[assembly: ComVisible(false)]

// The following GUID is for the ID of the typelib if this project is exposed to COM
[assembly: Guid("5a7f99ae-757a-416c-8b01-c473cdcdd9eb")]

// Version information for an assembly consists of the following four values:
//
// Major Version
// Minor Version
// Build Number
// Revision
//
// You can specify all the values or you can default the Build and Revision Numbers
// by using the '*' as shown below:
// [assembly: AssemblyVersion("1.0.*")]
[assembly: AssemblyVersion("1.0.0.0")]
[assembly: AssemblyFileVersion("1.0.0.0")]
55 changes: 55 additions & 0 deletions 2012-04-23/SingleInstance/SingleInstance/SingleInstance.csproj
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<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">x86</Platform>
<ProductVersion>8.0.30703</ProductVersion>
<SchemaVersion>2.0</SchemaVersion>
<ProjectGuid>{B036BB63-E227-46D7-9989-FEE022FE551E}</ProjectGuid>
<OutputType>Exe</OutputType>
<AppDesignerFolder>Properties</AppDesignerFolder>
<RootNamespace>SingleInstance</RootNamespace>
<AssemblyName>SingleInstance</AssemblyName>
<TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
<FileAlignment>512</FileAlignment>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
<PlatformTarget>x86</PlatformTarget>
<DebugSymbols>true</DebugSymbols>
<DebugType>full</DebugType>
<Optimize>false</Optimize>
<OutputPath>bin\Debug\</OutputPath>
<DefineConstants>DEBUG;TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
<PlatformTarget>x86</PlatformTarget>
<DebugType>pdbonly</DebugType>
<Optimize>true</Optimize>
<OutputPath>bin\Release\</OutputPath>
<DefineConstants>TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="System" />
<Reference Include="System.Core" />
<Reference Include="System.Xml.Linq" />
<Reference Include="System.Data.DataSetExtensions" />
<Reference Include="System.Data" />
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
Other similar extension points exist, see Microsoft.Common.targets.
<Target Name="BeforeBuild">
</Target>
<Target Name="AfterBuild">
</Target>
-->
</Project>
31 changes: 31 additions & 0 deletions README.md
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# blogs

This is code to supplement blog posts on http://www.ipreferjim.com.

# License

All code in this repository is release under the MIT license unless
otherwise noted.

## The MIT License (MIT)
Copyright (c) 2012 James Schubert

Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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