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Is there a generator version of `string.split()` in Python?
...','']
While there is a little bit of cost seeking within the string each time find() or slicing is performed, this should be minimal since strings are represented as continguous arrays in memory.
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Getting MAC Address
... cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing the outp...
How to Compare Flags in C#?
... is great, I've been waiting for this relatively simple feature for a long time. Glad they decided to slip it in.
– Rob van Groenewoud
Apr 13 '10 at 22:25
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How do I read / convert an InputStream into a String in Java?
...mance tests for small String (length = 175), url in github (mode = Average Time, system = Linux, score 1,343 is the best):
Benchmark Mode Cnt Score Error Units
8. ByteArrayOutputStream and read (JDK) avgt 10 1,343 ± 0,028 us/op
6. InputStre...
Why is auto_ptr being deprecated?
...n) that assumes that copy syntax has copy semantics will likely have a run-time error if used with auto_ptr, because auto_ptr silently moves with copy syntax. The issue is much larger than just sort.
– Howard Hinnant
Nov 15 '17 at 14:10
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Programmer Puzzle: Encoding a chess board state throughout a game
...to h8 it can be promoted to any other piece (but not the king). 99% of the time it is promoted to a Queen but sometimes it isn’t, typically because that may force a stalemate when otherwise you’d win. This is written as:
h8=Q
This is important in our problem because it means we can’t count...
How to create a generic array in Java?
...Array native method to create array
// of a type only known at run time
@SuppressWarnings("unchecked")
final E[] a = (E[]) Array.newInstance(c, s);
this.a = a;
}
E get(int i) {
return a[i];
}
}
Unchecked: weak typing. No type checking is actually...
How to truncate milliseconds off of a .NET DateTime
I'm trying to compare a time stamp from an incoming request to a database stored value. SQL Server of course keeps some precision of milliseconds on the time, and when read into a .NET DateTime, it includes those milliseconds. The incoming request to the system, however, does not offer that precisio...
Functional programming - is immutability expensive? [closed]
...is of course not in-place but it’s got the same worst-case asymptotic runtime (O(n^2)) and space complexity (O(n)) as the procedural in-place version.
On average, its running time is still on par with that of the in-place variant (O(n log n)). Its space complexity, however, is still O(n).
The...
Fastest way to extract frames using ffmpeg?
... answered Jun 9 '12 at 15:53
Multimedia MikeMultimedia Mike
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