maftieu

    public static class NLogExtensions
    {
        public static void WarnIf(this NLog.ILogger @this, bool condition, string message)
        {
            if (condition && @this.IsWarnEnabled)
            {
                @this.Warn(message);
            }
        }
        

maftieu

/// <summary>
/// Implements a cache helper.
/// Taken from http://codereview.stackexchange.com/questions/25907/asp-net-caching-helper (comments added).
/// </summary>
public static class CacheHelper
{
    /// <summary>
    /// Retrieve the specified item from the cache if it is cached. Otherwise, insert it to the cache.
    /// Note: of the cache is not available, the <paramref name="initializer"/> method may be called on every call.
    /// </summary>