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Entity Framework POCO T4 sometimes creates an EntityCollection and sometimes creates a FixUpCollection
Category : Coding

I've run into a strange issue with the Entity Framework POCOs created by the POCO T4 templates - for some objects their collection properties are created as an EntityCollection, and for others they're created as a FixUpCollection.


I'm finding this with three classes which model a product hierarchy; ProductGroup, Platform and


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gcc -pg creates a.out instead of gmon.out
Category : Programming Languages

How can I make my gcc -pg create a gmon.out file instead of an a.out? I'm trying to profile my CPU using gprof, but when I compile my .c file I get an a.out, which is not what I need.


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!is.na creates NAs in other columns
Category : Programming Languages

In the midst of merging several data sets, I'm trying to remove all rows of a data frame that have a missing value for one particular variable (I want to keep the NAs in some of the other columns for the time being). I used the following line:


data.frame <- data.frame[!is.na(data.frame$year),]

This successfully removes all rows with NAs for year

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What Creates the Jet Stream?
Category : Hobbies, Games & Toys
Jet streams are unusual weather phenomena that form in the atmosphere of planets. They are caused by the circulation of air that leads to strong winds and the movement of storms within the atmosphere. These streams change with the seasons and the circulations of air, affecting the flight patterns of airplanes. DefinitionThe term jet stream refers to the narrow horizontal currents of air and win

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What Creates a Sinkhole?
Category : Home & Garden
When the ground opens up, and the land begins to sink, you're facing the interesting geological phenomenon known as a sinkhole. These big holes form by the chemical reaction between water and rock that is soft, porous and easily dissolved. The result can be a disaster for homeowners and a serious danger for drivers and other passersby. Land TypeSinkholes form in regions where underlying rock is

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How can I make a pop up that creates other pop ups?
Category : Web Design

I'm working on an alternate reality game, and I'm tasked with creating a level where player's must focus on answering math questions within a certain amount of time while closing pop ups. The goal is to have the pop ups spawn their own pop ups, so that things quickly get out of control if the user ignores them for too long. And to ensure that people don't leave their pop up blocker on, the math


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persist() always creates new node
Category : Web Design

I am having problems with indexing/persisting with SDN 2.0.0.RELEASE and Neo4j 1.5.


I have a domain class "Word" which basically looks like this:


@NodeEntity
public class Word {
@GraphId
Long graphId;
@Indexed(indexType = IndexType.SIMPLE, indexName = "Word_wordString")
private String wordString;
@RelatedTo(direction = Direction.INCOMING,

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performBlockAndWait creates deadlock
Category : Programming Languages

I am writing a function that performs some CoreData stuff. I want the function to return only after all the CoreData operations have executed. The CoreData stuff involves creating an object in a background context, then doing some more stuff in the parent context:


+ (void) myFunction
NSManagedObjectContext *backgroundContext = [DatabaseDelegate sharedDelegate].background

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php creates folder with 341 permissions
Category : Programming Languages

Didn't got any luck finding an answer on google , so this is my last try before trying other methods.


I have a script like this:


// get current year and month
$cur_year = date('Y');
$cur_month = date('m');
$long_type = $this->getFile_longtype();
$folder = $_SERVER['DOCUMENT_ROOT']."/".FOLDER_CMS."/uploads/

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NLog does not creates log file
Category : Programming Languages

I am trying to add logging to application running on mobile device with Windows Mobile 6.1. � .NET Compact framework 3.5. using NLog.


I have appropriate version of NLog distribution installed.


However no log files are created.


Here is my NLog.config file:


<?xml version="1.0" encoding="utf-8"?>
<nlog xmlns="http://www.nlog-projec

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