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Difference between parameter and argument [duplicate]
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202
Argument is often used in the sense of actual argument vs. formal parameter.
The formal parame...
“Collection was mutated while being enumerated” on executeFetchRequest
...must thank this blog post from Fred McCann's :
http://www.duckrowing.com/2010/03/11/using-core-data-on-multiple-threads/
The problem seems to come from the fact that I instantiate my background moc on the main thread instead of the background thread. When Apple tells that each thread needs to have...
Javascript: How to generate formatted easy-to-read JSON straight from an object? [duplicate]
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870
JSON.stringify takes more optional arguments.
Try:
JSON.stringify({a:1,b:2,c:{d:1,e:[1,2]}}, ...
Show git diff on file in staging area [duplicate]
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1530
You can show changes that have been staged with the --cached flag:
$ git diff --cached
In mor...
Visual Studio keyboard shortcut to display IntelliSense
What's the keyboard shortcut for Visual Studio 2005 and Visual Studio 2008 to display the IntelliSense box if one accidentally hits ESC and wants the box come back again?
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What does `unsigned` in MySQL mean and when to use it?
...he
same but its endpoints shift from
-2147483648 and 2147483647 up to 0 and 4294967295.
When do I use it ?
Ask yourself this question: Will this field ever contain a negative value?
If the answer is no, then you want an UNSIGNED data type.
A common mistake is to use a primary key that is an...
Converting string “true” / “false” to boolean value [duplicate]
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360
var val = (string === "true");
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Colon (:) in Python list index [duplicate]
...nt to "from length of a to end"
Watch https://youtu.be/tKTZoB2Vjuk?t=41m40s at around 40:00 he starts explaining that.
Works with tuples and strings, too.
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Java : Comparable vs Comparator [duplicate]
...h not demanded) to be in line with other methods on that object, such as a 0 should always be returned for objects when the .equals() comparisons return true.
A Comparator is its own definition of how to compare two objects, and can be used to compare objects in a way that might not align with the ...
Can we have multiline comments in a Java properties file?
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answered Nov 11 '10 at 16:25
Adrian SmithAdrian Smith
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