I will probably elaborate on this a bit further when I find some more time, but for now, this post is going to be mostly code. What I have here is a relatively simple way to generate images that are resized server-side based on the screen …
Tagged: c-sharp
ASP.NET/C# image resizer for responsive layouts
Tags:Validating file uploads in Sitecore WFFM
Tags:Our Sitecore installation was in dire need of a way to lock down file uploads on forms built with the Web Forms for Marketers (WFFM) module; out of the box, it doesn't do any checking at all, which can lead to some risky situations. I …
LDAP authentication with C#
Tags:LDAP, or Lightweight Directory Access Protocol, is a convenient, central repository for a system's personnel information. LDAP (and other Active Directory services) are widely-used by organizations big and small to consolidate user …
rexCrawler and HelpfulHighlighter are now open source
Tags:After having dipped my toe in the water of open source with some Arachni module changes and the development of a simple WordPress plugin, I've finally taken the plunge; two of my personal projects are now completely open source, and …
Simple file access concurrency in C#
Tags:When working without the safety net of a RDBMS in a multi-user environment, file concurrency may become an issue. In a project I've been working on recently, XML files are being used as the custom data store. This is all fine and dandy …
Check all CheckBoxes in a GridView using jQuery
Tags:If you're working with a GridView control where you've built a CheckBox control into each row of data displayed, odds are, it would be convenient for your users if a "Check/Un-check All" option was available. The following …
Custom error messages with ValidationSummary in ASP.NET
Tags:Sometimes, there are problems encountered in a code-behind file that don't warrant the extra work and mark-up that would otherwise be required to add CustomValidator controls to the page for displaying error messages to the user through …
Programmatically modifying file permissions in .NET
Tags:For one reason or another, somewhere down the line, you're probably going to want to modify a file's access permissions from your code. Maybe your users have a nasty habit of overwriting them, or you want to ensure that newly-created …
Image dimension Field Validator for Sitecore CMS
Tags:This StandardValidator extension will determine whether or not a given ImageField's source image's height and width match with given parameters. Either parameter can be omitted if, for instance, you only care about validating the width of …
Currency Field Validator for Sitecore CMS
Tags:This StandardValidator extension will determine whether or not a given field value passes for currency. In order to do so, it must meet the following requirements: It must pass decimal.TryParse() It must not have more than 2 digits past …