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What is the fastest way to create a checksum for large files in C#
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The problem here is that SHA256Managed reads 4096 bytes at a time (inherit from FileStream and override Read(byte[], int, int) to see how much it reads from the filestream), which is too small a buffer for disk IO.
To speed things up (2 minu...
What is a good regular expression to match a URL? [duplicate]
...1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)
To try this out see http://regexr.com?37i6s, or for a version which is less restrictive http://regexr.com/3e6m0.
Example JavaScript implementation:
var expression = /[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-...
ReactJS state vs prop
This may be treading that line between answerable and opinionated, but I'm going back and forth as to how to structure a ReactJS component as complexity grows and could use some direction.
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Reading JSON from a file?
...am getting a bit of headache just because a simple looking, easy statement is throwing some errors in my face.
7 Answers
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Extract filename and extension in Bash
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edited Nov 11 '18 at 5:41
Ludovic Kuty
4,46933 gol...
Skipping Iterations in Python
I have a loop going, but there is the possibility for exceptions to be raised inside the loop. This of course would stop my program all together. To prevent that I catch the exceptions and handle them. But then the rest of the iteration runs even though an exception occurred. Is there a keyword to u...
Python threading.timer - repeat function every 'n' seconds
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The best way is to start the timer thread once. Inside your timer thread you'd code the following
class MyThread(Thread):
def __init__(self, event):
Thread.__init__(self)
self.stopped = event
def run(self):
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How to create a custom-shaped bitmap marker with Android map API v2 [duplicate]
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In the Google Maps API v2 Demo there is a MarkerDemoActivity class in which you can see how a custom Image is set to a GoogleMap.
// Uses a custom icon.
mSydney = mMap.addMarker(new MarkerOptions()
.position(SYDNEY)
.title("Sydney")
.snippet("Popula...
How do you find the current user in a Windows environment?
When running a command-line script, is it possible to get the name of the current user?
13 Answers
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Opening Vim help in a vertical split window
Is there a way to get Vim help to open in a vertical split pane rather than a horizontal one?
10 Answers
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