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Draw a perfect circle from user's touch
...e, lines, etc, whatever came to his mind).
Then he started to draw circles and then he asked me to make it "good circle" (from my understanding: make the drawn circle perfectly round, as we know
no matter how stable we try to draw something with our finger on the screen, a circle is never really as...
How to get current CPU and RAM usage in Python?
...(current CPU, RAM, free disk space, etc.) in Python? Bonus points for *nix and Windows platforms.
15 Answers
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Good PHP ORM Library?
...ates everything on the fly)
No models
etc.
It even does all the locking and transactions for you and monitors performance in the background. (Heck! it even does garbage collection....) Best of all... you don't have to write a single... line of code... Jesus this, ORM layer, saved me ass!
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What is the use of the ArraySegment class?
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ArraySegment<T> has become a lot more useful in .NET 4.5+ and .NET Core as it now implements:
IList<T>
ICollection<T>
IEnumerable<T>
IEnumerable
IReadOnlyList<T>
IReadOnlyCollection<T>
as opposed to the .NET 4 version which implemented no interfaces...
Android Studio Project Structure (v.s. Eclipse Project Structure)
I'm trying to learn android development and I am initially confused by the different project structures between Eclipse and Android Studio. This makes it difficult to follow tutorials designed for Eclipse. Could anyone let me know why these differences exist? Should they exist?
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How to find the kth largest element in an unsorted array of length n in O(n)?
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This is called finding the k-th order statistic. There's a very simple randomized algorithm (called quickselect) taking O(n) average time, O(n^2) worst case time, and a pretty complicated non-randomized algorithm (called introselect) taking O(n) worst case time. There's some info on Wikipedia, bu...
Spring DAO vs Spring ORM vs Spring JDBC
I was going through data access technologies supported by Spring, and I noticed that it mentions multiple options and I am not sure about the difference among them:
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powershell - extract file name and extension
I need to extract file name and extension from e.g. my.file.xlsx. I don't know the name of file or extension and there may be more dots in the name, so I need to search the string from the right and when I find first dot (or last from the left), extract the part on the right side and the part on the...
How to manage REST API versioning with spring?
... anything that is easy to maintain. I'll explain first the problem I have, and then a solution... but I do wonder if I'm re-inventing the wheel here.
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Meaning of “[: too many arguments” error from if [] (square brackets)
...t find any one simple straightforward resource spelling out the meaning of and fix for the following BASH shell error, so I'm posting what I found after researching it.
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