2011

Using Lucene.NET search engine library in .NET applications

Adding search capabilities to applications is something that users often ask. Sometimes it is not enough to have just filters on lists. Instead of going with mainstream and write complex SQL queries we can be smarter and use specialized indexing and search solutions that perform way better than custom large SQL queries that I consider as anti-pattern for searching something. In this posting I will introduce you Lucene.NET indexing and search engine and show you how to use it in your applications.

Using Moq to mock ASP.NET MVC HttpContextBase

Here’s my little example about how to use Moq to mock HttpContextBase and it’s members to make controller tests pass. You can use this code when you are not allowed to use open-source or use-on-your-own-risk pieces of software that provide you this kind on initialization using built-in features. Also it is good exercise that introduces you how to solve mocking problems.

Importing issues from Jira to database using C#

I am evaluating hosted Jira Studio and it likes me more and more when I’m using it. As hosted service is not in our premises and contains important information about our work I was asked to find out if there’s a way how to read data from Jira Studio and save it to our local data store. In this posting I will show you a simple way how to read issues from Jira Studio and save them to database.

ASP.NET MVC: Moving code from controller action to service layer

I fixed one controller action in my application that doesn’t seemed good enough for me. It wasn’t big move I did but worth to show to beginners how nice code you can write when using correct layering in your application. As an example I use code from my posting ASP.NET MVC: How to implement invitation codes support.

MiniProfiler: Lightweight profiler for ASP.NET web applications

I found very cool small profiler that can also be used on production sites to quickly detect bottle necks in web application code. The profiler is called MiniProfiler and in this posting I will introduce you how to use it in your code.

ASP.NET MVC: Showing dates using DayCalendarPage extension method

In my events web site I need to show event dates in lists so users can easily see them. I decided to use day calendar view like shown on image on left. As there are more than one view where I need this functionality I wrote HTML extension method that outputs day calendar view based on current date. In this posting I will show you my extension method and show you how to use it.

Using DebugView to catch debug output of .NET program

Often asked question: is there any way to gather debug output of .NET program that is running on environment where Visual Studio is not installed? Yes, you can do it and you can do it for free with program called DebugView. Here’s how it works.

dotPeek–JetBrains replaces .NET Reflector

Today I got e-mail from JetBrains stating that there is dotPeek early build available for download. dotPeek is .NET assemblies decompiler that is offered for free and that should replace .NET Reflector (not free anymore). dotPeek will also be part of ReSharper 6. In this posting I will give you brief introduction about dotPeek.

Using Advantage data providers to read DBF-files

In one of my projects I have to read FoxPro DBF-files and import data from them. As this code must run in server and customer doesn’t want to install FoxPro there we found another solution that seems at least to me way better. In this posting I will show you how to read DBF-files using Sybase Advantage data providers.

Timepicker–nice extension to jQuery UI Datepicker

jQuery UI Datepicker is popular dropdown calendar component. It is powerful, easy to use and one of my favorites for sure. Sometimes we need more than just picking dates. In one of my projects I needed something similar but instead of just dates I had dates and times. As I’m not strong on jQuery I looked for ready made component to get this functionality and then how I found Timepicker extension for jQuery UI Datepciker. Here’s how it looks and how to use it.

ASP.NET MVC: Getting selected values from CheckBoxList

In my last posting I introduced how to implement CheckBoxList in ASP.NET MVC. Showing checkbox list is one part of the story. When user saves the form then we have to update also data that was represented by CheckBoxList. In this posting I will show you how to update event tags collection when user saves event.

ASP.NET MVC: Implementing CheckBoxList

My events site I’m building ASP.NET MVC got tags support for events. I implemented CheckBoxList helper method and tag updater method that I can use to update tags assigned to events. In this posting I will show you how to implement tags support using CheckBoxList helper in ASP.NET MVC.

ASP.NET MVC: How to implement invitation codes support

Last Christmas I blogged about how to make ASP.NET MVC users authorized only if they have profiles created. This works well on public sites where everybody can be user. Sometimes we don’t want to let all users to our system even when they were correctly authenticated by some authentication service. In this blog post I will show you how to create authorization attribute that you can use to make authenticated users insert their access code if it is their first visit to site.

Using SPSiteDataQuery to find list items by unique ID

In one of my projects I had to search for list item from current site collection by its unique ID that is kept in database as GUID. In this posting I will show you how to query list items by unique ID over current site collection.

Dumping DataTable to debug window

Here’s one little method I use to write out debug information when investigating some new (legacy but new to me) system. Usually I remove this method later when I know how code works. It’s maybe not the best way to debug things but it works like charm in many situations.

Creating tag cloud using ASP.NET MVC and Entity Framework

I am building events site on ASP.NET MVC 3 and Entity Framework. Today I added tagging support to my site and created simple tag cloud. In this posting I will show you how my tag cloud is implemented. Feel free to use my code if you like it.

ASP.NET MVC 3: Using controllers scaffolding

ASP.NET MVC 3 Tools Update introduces support for controllers scaffolding with views and data access code. Right now I am building one very simple web site for free tech events and as I am building it on ASP.NET MVC 3 I have good testing polygon right here. In this posting I will show you how controller scaffolding works and what is the end result.

ASP.NET MVC: Defining short URL-s for root level pages

Short URL-s are more and more important part of page usability as mobile internet is growing. Long URL-s are not convenient to type due to small keyboards and screens of mobile devices. Also short URL-s are easier to remember and using well chosen short URL-s your pages may also get better rankings in search engines […]

ASP.NET MVC 3: Intranet Application template

ASP.NET MVC 3 Tools Update introduced new project template called Intranet Application. The main difference between internet and intranet application templates is the way how users are authenticated. In this posting I will talk about Intranet Application template and compare it to Internet Application template. Also I will give you references to guides that help you configure your intranet application.

10 interactive SharePoint 2010 labs by Microsoft

Microsoft has published some simple and nice interactive labs under title Build a better app that help you to get started with SharePoint 2010 development on Visual Studio 2010. Each lab should take about 15 minutes of your valuable time.

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