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What do helper and helper_method do?
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answered Oct 22 '10 at 1:40
JeremyJeremy
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How to import and use different packages of the same name in Go language?
...ostafaMostafa
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What is the difference between the kernel space and the user space?
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120
The really simplified answer is that the kernel runs in kernel space, and normal programs run in...
Make column not nullable in a Laravel migration
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answered Dec 24 '12 at 0:36
TLGregTLGreg
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Objective-C: Extract filename from path string
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600
Taken from the NSString reference, you can use :
NSString *theFileName = [[string lastPathComp...
Emacs: print key binding for a command or list all key bindings
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edited May 17 '10 at 23:43
answered May 16 '10 at 23:39
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Getting number of days in a month
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302
You want DateTime.DaysInMonth:
int days = DateTime.DaysInMonth(year, month);
Obviously it va...
Change SVN repository URL
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210
Given that the Apache Subversion server will be moved to this new DNS alias: sub.someaddress.com...
SCOPE_IDENTITY() for GUIDs?
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SELECT * FROM @op
SELECT * FROM dbo.GuidPk
Reference: Exploring SQL 2005’s OUTPUT Clause
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What is a NullReferenceException, and how do I fix it?
... p1.Books.Add(...) statements.
Array
int[] numbers = null;
int n = numbers[0]; // numbers is null. There is no array to index.
Array Elements
Person[] people = new Person[5];
people[0].Age = 20 // people[0] is null. The array was allocated but not
// initialized. There is no Pers...