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HashMap get/put complexity
...f they all have the same hash code). Fortunately, that worst case scenario doesn't come up very often in real life, in my experience. So no, O(1) certainly isn't guaranteed - but it's usually what you should assume when considering which algorithms and data structures to use.
In JDK 8, HashMap has ...
How to use the CancellationToken property?
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Thanks! This does not follow from the online text, quite authoritative (book "C# 4.0 in a Nutshell"?) I cited. Could you give me a reference about "always"?
– Fulproof
Feb 25 '13 at 13:37
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Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...o SELECT every column in a table,..." -- in that case, * vs col1, .., coln doesn't matter (but it DOES for programmer time, since * is shorter!).
– Matt Rogish
Sep 15 '08 at 19:23
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Changing the size of a column referenced by a schema-bound view in SQL Server
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thanks Remus, the view does have SCHEMABINDING defined. is there any easy way of bypassing the constrain or do i really need to remove the views to get it working?
– Staelen
Aug 24 '09 at 5:26
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How to add an extra source directory for maven to compile and include in the build jar?
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Does eclipse really recognize such a folder as one of the buildpaths for anyone? 'cos it doesn't for me. FWIW, I use m2e to import the project.
– mystarrocks
Oct 30 '14 at 13:21
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How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
...e this (not to scale):
The margin box lost 8px on the top, however this does not affect the content & padding boxes. Because your element is absolutely positioned, moving the element 8px up does not cause any further disturbance to the layout; with static in-flow content that's not always the...
How do I pull files from remote without overwriting local files?
... that won't get any new versions of the files you're worried about. If it doesn't, then the next step will work smoothly. If it does, then you've got some work to do, and you'll be glad you did.
Step 3:
git stash pop
That will merge your modified versions that you stashed away in Step 1 with t...
What’s the best RESTful method to return total number of items in an object?
...s not a list of item is not a proper implementation of a REST API but REST does not provide any way to get partial list of results. So to respect that, I think we should use headers to transmit other informations like total, next page token and previous page token. I never tried it and I need advice...
How to display gpg key details without importing it?
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@AmosShapira Are you sure? That command doesn't work for me at all. Maybe you meant --list-packets ?
– Jonathan Cross
Dec 1 '18 at 16:08
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Determining 32 vs 64 bit in C++
... Careful with using size_t for this. You can have issues where it doesn't correspond to the pointer size for instance (eg on platforms with more than one pointer size).
– Logan Capaldo
Oct 22 '09 at 12:03
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