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Why doesn't Dijkstra's algorithm work for negative weight edges?
Can somebody tell me why Dijkstra's algorithm for single source shortest path assumes that the edges must be non-negative.
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Convert integer into byte array (Java)
what's a fast way to convert an Integer into a Byte Array ?
11 Answers
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How can you zip or unzip from the script using ONLY Windows' built-in capabilities?
In Windows you can zip some files by
17 Answers
17
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Difference between StringBuilder and StringBuffer
What is the main difference between StringBuffer and StringBuilder ?
Is there any performance issues when deciding on any one of these?
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Why does this Java code compile?
In method or class scope, the line below compiles (with warning):
14 Answers
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Count rows with not empty value
In a Google Spreadsheet: How can I count the rows of a given area that have a value? All hints about this I found up to now lead to formulas that do count the rows which have a not empty content (including formula), but a cell with
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Hidden Features of Xcode 4
Now that Xcode 4 is officially released it's time for a follow up to my previous question: Hidden Features of Xcode
23 Ans...
How to remove from a map while iterating it?
How do I remove from a map while iterating it? like:
6 Answers
6
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Find in Files: Search all code in Team Foundation Server
Is there a way to search the latest version of every file in TFS for a specific string or regex? This is probably the only thing I miss from Visual Source Safe...
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Get Android Phone Model programmatically
I would like to know if there is a way for reading the Phone Model programmatically in Android.
16 Answers
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