good start for Infrared Remote Library for the Arduino

http://www.righto.com/2009/08/multi-protocol-infrared-remote-library.html

Execute Powershell script from Batchfile

Executing powershell script can be handy specially you want to schedule it using windows scheduler

It's Simple :

• Create .bat file
• Edit file with notepad
• Add line
•    powershell  filepath\yourscriptname.ps1
• Save and Close file
• Your powershell script is ready to run next time , when execute bat

Add new Item to share point list using powershell

Here is a simple example to add new item to sharepoint list. Every time powershell script is executed it will add new item to the list  with pre populated Title as data and time.

SharePoint Environment 2007

[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint")
$siteurl="https://site url"
$listname="List name"
$site=new-object Microsoft.SharePoint.SPSite($siteurl);
$web=$site.openWeb();
$list = $web.Lists[$listname] ;
$item = $list.Items.Add();
$item["Title"] = get-date;
$item.Update();
$web.Dispose();
$site.Dispose();
write-host "Item added to list $listname"

Moss 2007 Web services

http://msdn.microsoft.com/en-us/library/office/bb862916(v=office.12).aspx

Friendly Name	Location	Description
Alerts	/_vti_bin/alerts.asmx	Provides methods for working with alerts for list items in a SharePoint site.
Area Web service	/_vti_bin/areaservice.asmx	Deprecated Web service. Provides an area interface for remote clients.
Authentication Web service	/_vti_bin/Authentication.asmx	Provides ability for Web services to operate in conjunction with forms authentication.
BDC Fields Resolver Web service	/_vti_bin/bdcfieldsresolver.asmx	BDC Fields Resolver Web service for client applications. Reserved for internal use only.
BDC Web service	/_vti_bin/businessdatacatalog.asmx	Business Data Catalog metadata Web service. Reserved for internal use only.
CMS Content Area Toolbox Info Web service	/_vti_bin/contentAreaToolboxService.asmx	Designed for use by the Microsoft Office SharePoint Designer client to use.
Copy Web service	/_vti_bin/Copy.asmx	Provides methods for copying items between locations in the SharePoint environment.
List Data Retrieval Web service	/_vti_bin/DspSts.asmx	Provides a method for performing queries against lists in Windows SharePoint Services.
Document Workspace Web service	/_vti_bin/DWS.asmx	Provides methods for managing Document Workspace sites and the data they contain.
Excel Services Web service	/_vti_bin/ExcelService.asmx	Provides methods to call Excel Services remotely or to work as a callback for Web Parts.
Forms Web service	/_vti_bin/Forms.asmx	Provides methods for returning forms used in the user interface when working with the contents of a list.
Forms Services proxy Web service	/_vti_bin/FormsServiceProxy.asmx	Provides methods for Forms Services to proxy requests to remote data sources from Web-based forms.
Forms Services Web service	/_vti_bin/FormsServices.asmx	Provides methods to call Forms Services remotely or to work as a callback for Web-based forms.
Imaging Web service	/_vti_bin/Imaging.asmx	Provides methods that enable you to create and manage picture libraries.
Lists Web service	/_vti_bin/Lists.asmx	Provides methods for working with lists and list data.
Meetings Web service	/_vti_bin/Meetings.asmx	Provides methods that enable you to create and manage Meeting Workspace sites.
Official File Web service	/_vti_bin/officialfile.asmx	Provides methods for sending files to a records repository.
People Web service	/_vti_bin/People.asmx	Provides methods for working with security groups.
Permissions Web service	/_vti_bin/Permissions.asmx	Provides methods for working with the permissions for a site or list.
Published Links Web service	/_vti_bin/publishedlinksservice.asmx	Office system client applications and other applications can obtain the list of published links on the server that are targeted to the current user.
Publishing Service Web service	/_vti_bin/PublishingService.asmx	Provides methods to remotely work with the publishing service.
Search Web service	/_vti_bin/search.asmx	Allows access to Enterprise Search results from client applications and Web applications outside of the context of a SharePoint site.
SharePoint Directory Management Web service	/_vti_bin/sharepointemailws.asmx	Provides methods for remotely managing distribution groups.
Sites Web service	/_vti_bin/sites.asmx	Provides methods for returning information about the site templates for a site collection.
Slide Library Web service	/_vti_bin/SlideLibrary.asmx	Provides methods for slide library callbacks or remote publishing of slides.
Search Crawl Web service	/_vti_bin/spscrawl.asmx	Provides methods for remote Office SharePoint Server 2007 server farms to crawl a local farm.
Search Web service	/_vti_bin/spsearch.asmx	Provides methods for remotely performing searches within a Windows SharePoint Services deployment.
Users and Groups Web service	/_vti_bin/UserGroup.asmx	Provides methods for working with users, site groups, and cross-site groups.
User Profile Change Web service	/_vti_bin/userprofilechangeservice.asmx	Provides methods to query the user profiles change log remotely.
User Profile Web service	/_vti_bin/userprofileservice.asmx	Provides a user profile interface for remote clients.
Versions Web service	/_vti_bin/versions.asmx	Provides methods for working with file versions.
Views Web service	/_vti_bin/Views.asmx	Provides methods for working with views of lists.
Web Part Pages Web service	/_vti_bin/webpartpages.asmx	Provides the methods to send information to and retrieve information from Web services.
Webs Web service	/_vti_bin/Webs.asmx	Provides methods for working with sites and subsites.
Workflow Web service	/_vti_bin/workflow.asmx	Provides methods to work with workflows.