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Extracting text OpenCV
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+200
You can detect text by finding close edge elements (inspired from a LPD):
#include "opencv2/opencv.hpp"
std::vector<cv::Rect>...
How to find the key of the largest value hash?
I have the following hash {"CA"=>2, "MI"=>1, "NY"=>1}
7 Answers
7
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Calling a static method on a generic type parameter
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25
But what if you masked your static method in a child class? public class SomeChildClass : SomeBaseClass{ public new static StaticMetho...
What Automatic Resource Management alternatives exist for Scala?
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For now Scala 2.13 has finally supported: try with resources by using Using :), Example:
val lines: Try[Seq[String]] =
Using(new BufferedReader(new FileReader("file.txt"))) { reader =>
Iterator.unfold(())(_ => Option(reader.re...
How do I replace all line breaks in a string with elements?
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1236
This will turn all returns into HTML
str = str.replace(/(?:\r\n|\r|\n)/g, '<br>');
In...
Join an Array in Objective-C
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275
NSArray *array1 = [NSArray arrayWithObjects:@"1", @"2", @"3", nil];
NSString *joinedString = ...
How to cancel a Task in await?
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244
Read up on Cancellation (which was introduced in .NET 4.0 and is largely unchanged since then)...
How do I read image data from a URL in Python?
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294
In Python3 the StringIO and cStringIO modules are gone.
In Python3 you should use:
from PIL ...
Pretty Printing a pandas dataframe
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182
I've just found a great tool for that need, it is called tabulate.
It prints tabular data and w...