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design a stack such that getMinimum( ) should be O(1)
...s still the same complexity.)
EDIT: There's a variation which is slightly more fiddly, but has better space in general. We still have the min stack, but we only pop from it when the value we pop from the main stack is equal to the one on the min stack. We only push to the min stack when the value b...
Convert SQLITE SQL dump file to POSTGRESQL
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A few more issues I ran into: changing BLOB into BYTEA (stackoverflow.com/questions/3103242), changing 0/1 for BOOLEAN columns to '0'/'1', and deferring constraints (DEFERRABLE / SET CONSTRAINTS ALL DEFERRED).
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Selecting all text in HTML text input when clicked
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To make that more general, you could use this.id as the argument for the click handler. Better yet, you could eliminate the getElementById entirely and pass this as an argument.
– Asad Saeeduddin
Dec...
How do I remove the old history from a git repository?
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I agree, explaining what a graft is would be more than useful
– Charles Martin
Jul 23 '14 at 7:57
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Using ThreadPool.QueueUserWorkItem in ASP.NET in a high traffic scenario
...erformance degradation (assuming the I/O subsystem can keep up). It's way more than you'll ever need.
Just keep in mind that async delegates do not work this way - they'll end up using a worker thread, just like ThreadPool.QueueUserWorkItem. It's only the built-in async methods of the .NET Framew...
Determine if a sequence contains all elements of another sequence using Linq [duplicate]
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+1 Any() is much more efficient than Count()
– JaredPar
Jan 2 '09 at 19:17
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How to make IntelliJ IDEA insert a new line at every end of file?
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Is it possible to force only one? I.e. if there is 2 or more it deletes the extra newlines?
– Pylinux
Oct 25 '14 at 11:28
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Dilemma: when to use Fragments vs Activities:
... you feel comfortable with Fragments, you can watch all their videos. Even more they are mandatory material.
Can you right now look at your UI and figure out if you need an Activity or a Fragment? Did you get a new perspective? I think you did.
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Java Programming - Where should SQL statements be stored? [closed]
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Usually, the more the application grows in terms of size and/or reusability, the more the need is to externalize/abstractize the SQL statements.
Hardcoded (as static final constants) is the first step.
Stored in a file (properties/xml fi...