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How to implement a queue with three stacks?
...ch in practice corresponds to having extra internal data structures, so it does not constitute a solution
People near Sedgewick have confirmed they are not aware of a 3-stack solution within all the constraints of the original question
DETAILS
There are two implementations behind this link: http:...
How to change the author and committer name and e-mail of multiple commits in Git?
... Minor point, the export is actually superfluous although it does no harm. e.g. git-filter-branch --env-filter "GIT_AUTHOR_NAME='New name';GIT_AUTHOR_EMAIL='New email'" HEAD.
– Alec the Geek
Jan 6 '10 at 6:55
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How to sort a HashSet?
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A HashSet does not guarantee any order of its elements. If you need this guarantee, consider using a TreeSet to hold your elements.
However if you just need your elements sorted for this one occurrence, then just temporarily create a ...
What is href=“#” and why is it used?
On many websites I see links that have href="#" . What does it mean? What is it used for?
9 Answers
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Webrick as production server vs. Thin or Unicorn?
...in Ruby (see http://github.com/ruby/ruby/tree/trunk/lib/webrick)
Edited it doesn't have many features that a production website usually needs, like multiple workers (in particular, pre-forking, life cycle management, asynchronous handling, etc), redirects, rewriting, etc
When I mention redirects/r...
How do I browse an old revision of a Subversion repository through the web view?
... I am absolutely stunned this works... (I just checked and it does). I've been told many times it's not possible. Note that the string mentioned must be right after the repo root in the URL, then you can put subdirs of the repo after it.
– rmeador
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What's the reason I can't create generic array types in Java?
What's the reason why Java doesn't allow us to do
17 Answers
17
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How do I export UIImage array as a movie?
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Though this does work, drawing into a CGImage only to draw that into a CGBitmapContext backed by CVPixelBuffer is wasteful. Similarly, instead of creating a CVPixelBuffer each time, AVAssetWriterInputPixelBufferAdaptor's pixelBufferPool ...
Sorting rows in a data table
...wants to sort his table by occr in desc order. Which the simple code above does. It does exactly what Jay Riggs (accepted answer) showed except this is done in one line of code.
– ivg
Feb 13 '15 at 20:51
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When should we use intern method of String on String literals
...cases, the == operator appears to work for Strings in the same way that it does for ints or other primitive values.
Since interning is automatic for String literals, the intern() method is to be used on Strings constructed with new String()
Using your example:
String s1 = "Rakesh";
String s2 = "R...