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How to get line count of a large file cheaply in Python?
...simplecount : 0.634400033951
bufcount : 0.468800067902
opcount : 0.602999973297
So the buffer read strategy seems to be the fastest for Windows/Python 2.6
Here is the code:
from __future__ import with_statement
import time
import mmap
import random
from collections import defaultdict
def mapcou...
What is the python “with” statement designed for?
... need with.
– detly
Jun 10 '10 at 8:32
1
diveintopython.org is down (permanently?). Mirrored at d...
SparseArray vs HashMap
...
Collection<V> values;
}
Class = 12 + 8 * 4 = 48 bytes
Entry = 32 + 16 + 16 = 64 bytes
Array = 20 + 1000 * 64 = 64024 bytes
Total = 64,136 bytes
Source: Android Memories by Romain Guy from slide 90.
The numbers above are the amount of memory (in bytes) allocated on heap by JVM.
They ma...
Find out what process registered a global hotkey? (Windows API)
...sage in the Message log after pressing the hotkey, you may need to run the 32-bit version of Spy++.
– David Ferenczy Rogožan
Jul 17 '17 at 14:53
...
Send a pull request on GitHub for only latest commit
...
Kevin HakansonKevin Hakanson
38k2323 gold badges119119 silver badges148148 bronze badges
...
How to import local packages without gopath
... model.go file.
package model
type Employee struct {
Id int32
FirstName string
LastName string
BadgeNumber int32
}
In main.go, I imported Employee model by referencing to "demoproject/src/model"
package main
import (
"demoproject/src/model"
"fmt"
)
fun...
Random record from MongoDB
...nvolved.
– JohnnyHK
Jun 7 '16 at 13:32
2
@brycejl That would have the fatal flaw of not matching ...
Why does viewWillAppear not get called when an app comes back from the background?
...
ManjuManju
4,06322 gold badges1616 silver badges1212 bronze badges
...
How do I check if a given string is a legal/valid file name under Windows?
...he \?\ prefix)
Unicode file paths (including the file name) with more than 32,000 characters when using \?\ (note that prefix may expand directory components and cause it to overflow the 32,000 limit)
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