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Cannot create an NSPersistentStoreCoordinator with a nil model
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I had exactly the sam>me m> error m>me m>ssage as the original post. I was wrestling with this for hours.
It was this line in my AppDelegate.m.
NSURL *modelURL = [[NSBundle mainBundle] URLForResource:@"[sam>me m> with nam>me m> of xcdatamodeld]" withExtension:@"mo...
Define make variable at rule execution tim>me m>
...ariable to the result of the shell function call.
edit (in response to comm>me m>nts):
To create a unique variable, you could do the following:
out.tar :
$(eval $@_TMP := $(shell mktemp -d))
@echo hi $($@_TMP)/hi.txt
tar -C $($@_TMP) cf $@ .
rm -rf $($@_TMP)
This would prepend the n...
Multiple Updates in MySQL
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Note: this answer also assum>me m>s ID is the primary key
– JM4
Dec 12 '12 at 18:01
12
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Convert blob URL to normal URL
...exists on the server, it refers to data that your browser currently has in m>me m>mory, for the current page. It will not be available on other pages, it will not be available in other browsers, and it will not be available from other computers.
Therefore it does not make sense, in general, to convert a...
__FILE__, __LINE__, and __FUNCTION__ usage in C++
...FUNCTION__/__func__). Optimization is a non-factor since it is a compile tim>me m> macro expansion; it will never effect performance in any way.
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Can you “ignore” a file in Perforce?
I som>me m>tim>me m>s use the feature 'Reconcile Offline Work...' found in Perforce's P4V IDE to sync up any files that I have been working on while disconnected from the P4 depot. It launches another window that performs a 'Folder Diff'.
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When do I need to use AtomicBoolean in Java?
...g used to ensure that one and only one thread will invoke the initialize() m>me m>thod. Obviously initialized being true doesn't m>me m>an that initialization has definitely completed in this case, so maybe a slightly different term would be better here. Again, it depends on what it's being used for.
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How do I add a tool tip to a span elem>me m>nt?
In the following code, I want a tool-tip to com>me m> up when the user hovers the span, how do I do that? I don't want to use any links.
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Code First: Independent associations vs. Foreign key associations?
I have a m>me m>ntal debate with myself every tim>me m> I start working on a new project and I am designing my POCOs. I have seen many tutorials/code samples that seem to favor foreign key associations :
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Java enum - why use toString instead of nam>me m>
If you look in the enum api at the m>me m>thod nam>me m>() it says that:
7 Answers
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