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When FindItem won't get what GetItem has!

Okay, all you Exchange Web Services programmers out there. Since probably half of you have asked this question already, let me save the other half from half a day of half insanity trying to figure it...

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Searching for your search folders?

Search folders in Exchange are a very powerful tool, but there is one quirk that often hangs developers up when they try to use them: “How do you create a search folder that can be seen in Outlook?”....

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Using SQL Server Table-Valued User-defined Functions with Exchange Web Services

A just-posted technical article by Jim Kleewein and Ray Dixon describes how to combine the SQL Server Tables and Exchange Web Services to access your Microsoft® Exchange Server 2007 Inbox data from...

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New and improved - We updated the TechReady 2007 Talk article download

If you downloaded the code samples for the Exchange Server Developer Center article TechReady 2007 Talk: Developing With Exchange Web Services, you probably had some problems building the projects,...

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Exchange Web Services Update Rollup 4 Roundup

We have just released update rollup 4 (RU4) for Exchange 2007 SP1.  This rollup fixes some bugs in Exchange Web Services (EWS), and introduces some behavior changes to EWS to allow customers and...

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Learn about the Exchange Web Services Managed API and how Exchange is getting...

Those of you who have already made plans to catch PDC ’08 in L.A. at the end of October be sure to catch the Exchange Web Services Managed API: Unified Communications Development for Exchange session....

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Budget Snapshots in the IIS Logs

A few components (Outlook Web App, EAS, and EWS) log budget snapshot information to the IIS logs. EWS, notably, includes both a start and an end snapshot. Here is an example of an IIS log entry for EWS...

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Throttling Policies and CPUStartPercent

Throttling policies have this funny parameter called CPUStartPercent. This parameter defines the starting CPU use percentage at which Exchange will begin delaying inbound requests.  EWS, Exchange...

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Throttling Policies and the EWSFindCountLimit

One of my favorite Exchange Web Services (EWS) methods is FindItem, primarily because it was the first Web method I wrote when I joined the EWS team long, long ago. Since then, it has undergone lots of...

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Get Into Programming with Exchange Online as part of Office 365

Microsoft Exchange Online as part of Microsoft Office 365 provides many of the same app-development capabilities that are available for Microsoft Exchange Server running on-site. The Exchange Developer...

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Hot off the press! Synchronization and Notifications in Exchange Online and...

Last week, we added the following new content to the Exchange Online and Exchange 2013 development section on MSDN:Notification subscriptions, mailbox events, and EWS in ExchangeMailbox synchronization...

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What’s new in Exchange 2013 SP1

You might have heard the news that Exchange 2013 Service Pack 1 (SP1) and the EWS Managed API 2.1 are now available. And you might be asking, what does that mean for me – and more importantly, what...

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Using OAuth2 to access Calendar, Contact and Mail API in Office 365 Exchange...

I am excited to announce that finally EWS in Exchange Online as part of Office 365 exposes a RESTful API for Calendar, Contact and Mail that uses OAuth2 for authorization. In this blog I want to...

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Enabling Microsoft Azure portal access to manage applications using the...

In my previous post about OAuth2 access to Calendar, Contact and Mail APIs I explained that applications need to be registered and configured in Microsoft Azure Active Directory (AAD). Furthermore,...

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Managing user consent for applications using Office 365 APIs

Now that the new Office 365 APIs are available in preview and ready for you to build exciting applications, you might wonder how these applications can be managed.  There are several aspects to...

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OAuth2 in action with the release of Office 365 Calendar, Contacts and Mail

I bet everyone is equally excited like me to have the Office 365 API out of preview and generally available to start building super cool apps. For those entrepreneurs that worked with us through the...

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Building Daemon or Service Apps with Office 365 Mail, Calendar, and Contacts...

Device and Web Server applications usually require a user to sign-on and consent to allow the application to access and work with their information in Office 365. The underlying protocol to gain access...

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Check out dev.outlook.com!

As you can probably tell from announcements we made at BUILD this week like add-ins for Outlook coming to Outlook.com, new features in our REST APIs like web hooks and search, and new ribbon...

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Announcing the Office 365 Connectors developer platform

We are happy to announce the generally availability of the Office 365 Connectors developer platform so developers can write and publish connectors. Office 365 Groups is a service that enables teams to...

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ErrorInvalidParameter when subscribing to Outlook notifications

We are aware of an issue impacting apps that use the Outlook Notification API to subscribe for notifications on users’ mailboxes. It has come to our attention that some developers are getting an error...

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