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What is the fastest substring search algorithm?

...s-Pratt uses a partial match table. Rabin-Karp uses running hashes. They all trade overhead for reduced comparisons to a different degree, so the real world performance will depend on the average lengths of both the needle and haystack. The more initial overhead, the better with longer inputs. W...
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Android destroying activities, killing processes

... 1 is resumed), there is no service connected. I press HOME button so that all of my activities are stopped. I start some other memory consuming application and overall device memory is starting to be low. And the question is ...
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Set attribute without value

... answered Oct 31 '12 at 13:37 Callum McLeanCallum McLean 1,20177 silver badges1212 bronze badges ...
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How are “mvn clean package” and “mvn clean install” different?

...exactly are the differences between mvn clean package and mvn clean install ? When I run both of these commands, they both seem to do the same thing. ...
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What's the result of += in C and C++?

...7.1: The assignment operator (=) and the compound assignment operators all group right-to-left. All require a modifiable lvalue as their left operand and return an lvalue with the type and value of the left operand after the assignment has taken place. EDIT : The behavior of (i+=10)+=10 in ...
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What does the keyword Set actually do in VBA?

...ould be correct (and it would be in C), but Set A = B | A = &B; is actually correct in VBA (and it would fail in C). In VBA, A = B and Set A = B are BOTH equivalent to C's A = B;! The distinction happens somewhere else. – Niko O May 25 at 8:18 ...
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background:none vs background:transparent what is the difference?

...peat background-attachment background-position That's mean, you can group all styles in one, like: background: red url(../img.jpg) 0 0 no-repeat fixed; This would be (in this example): background-color: red; background-image: url(../img.jpg); background-repeat: no-repeat; background-attachment: fi...
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Different results with Java's digest versus external utilities

...ly depending on the architecture of your process. This article explains it all - in particular: But what about 32-bit applications that have the system path hard coded and is running in a 64-bit Windows? How can they find the new SysWOW64 folder without changes in the program code, you might thi...
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How do I query for all dates greater than a certain date in SQL Server?

...o a proper datetime, and using single quotes will fix this issue.) Technically, the parser might allow you to get away with select * from dbo.March2010 A where A.Date >= '2010-04-01' it will do the conversion for you, but in my opinion it is less readable than explicitly converting to a Da...
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Are default enum values in C the same for all compilers?

When declaring an enum as shown below, do all C compilers set the default values as x=0 , y=1 , and z=2 on both Linux and Windows systems? ...