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Determine Whether Two Date Ranges Overlap
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edited Feb 9 '17 at 13:46
answered Nov 28 '08 at 15:00
C...
How can I extract a good quality JPEG image from a video file with ffmpeg?
... the default is -qmin 2).
To output a series of images:
ffmpeg -i input.mp4 -qscale:v 2 output_%03d.jpg
See the image muxer documentation for more options involving image outputs.
To output a single image at ~60 seconds duration:
ffmpeg -ss 60 -i input.mp4 -qscale:v 4 -frames:v 1 output.jpg
This ...
Why does printf not flush after the call unless a newline is in the format string?
...;
or its secure version setvbuf as explained here
setvbuf(stdout, NULL, _IONBF, 0);
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How to destroy an object?
... Jeff Puckett
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answered Jan 10 '12 at 4:11
FrankieFrankie
22.6k1010 gold ...
What is 'Pattern Matching' in functional languages?
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143
Understanding pattern matching requires explaining three parts:
Algebraic data types.
What pa...
How to get subarray from array?
I have var ar = [1, 2, 3, 4, 5] and want some function getSubarray(array, fromIndex, toIndex) , that result of call getSubarray(ar, 1, 3) is new array [2, 3, 4] .
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How do you specify that a class property is an integer?
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104
I think there is not a direct way to specify whether a number is integer or floating point. In ...
Why is argc not a constant?
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114
In this case, history is a factor. C defined these inputs as "not constant", and compatibility ...
Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?
...the subview.
– MHC
May 18 '11 at 21:49
1
WWDC2014 Session 235 - Advanced Scrollviews and Touch Ha...
Find out if string ends with another string in C++
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214
Simply compare the last n characters using std::string::compare:
#include <iostream>
boo...