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Difference between python3 and python3m executables
...ct allocator written by Vladimir
Marangozov, was a feature added to Python 2.1. Pymalloc is intended to
be faster than the system malloc() and to have less memory overhead
for allocation patterns typical of Python programs. The allocator uses
C's malloc() function to get large pools of memory and th...
Polymorphism vs Overriding vs Overloading
...
21 Answers
21
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Storing time-series data, relational or non?
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edited May 22 '18 at 9:55
answered Feb 3 '11 at 9:33
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Does Notepad++ show all hidden characters?
In Notepad++ I have set "replace tab with 2 spaces".
5 Answers
5
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What is the difference between atomic / volatile / synchronized?
...s; that is why volatile is not default.
volatile without synchronization (2)
volatile int i = 0;
void incIBy5() {
i += 5;
}
The same problem as above, but even worse because i is not private. The race condition is still present. Why is it a problem? If, say, two threads run this code simultane...
Django Setup Default Logging
...dler',
'filename': 'logs/mylog.log',
'maxBytes': 1024*1024*5, # 5 MB
'backupCount': 5,
'formatter':'standard',
},
'request_handler': {
'level':'DEBUG',
'class':'logging.handlers.RotatingFileHandler',
...
What is the relative performance difference of if/else versus switch statement in Java?
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edited May 23 '17 at 12:10
Community♦
111 silver badge
answered Jan 18 '10 at 14:11
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Convert all first letter to upper case, rest lower for each word
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251
string s = "THIS IS MY TEXT RIGHT NOW";
s = System.Threading.Thread.CurrentThread.CurrentCult...
Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.
...o longer necessary.
You can use DT[order(-rank(x), y)].
x y v
1: c 1 7
2: c 3 8
3: c 6 9
4: b 1 1
5: b 3 2
6: b 6 3
7: a 1 4
8: a 3 5
9: a 6 6
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