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Test if a string contains any of the strings from an array
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The easiest way would probably be to convert the array into a java.util.ArrayList. Once it is in an arraylist, you can easily leverage the contains method.
public static boolean bagOfWords(String str)
{
String[] words = {"word1", "word2", "word3", "word4",...
What differences, if any, between C++03 and C++11 can be detected at run-time?
...:a()) == sizeof(b);
}
Also, the fact that string literals do not anymore convert to char*
bool isCpp0xImpl(...) { return true; }
bool isCpp0xImpl(char*) { return false; }
bool isCpp0x() { return isCpp0xImpl(""); }
I don't know how likely you are to have this working on a real implementation th...
What does “coalgebra” mean in the context of programming?
...r :: F1 T -> T there exist a function, called catamorphism for r, which converts IntList to T, and such function is unique. Indeed, in our example a catamorphism for reductor is sumFold. Note how reductor and sumFold are similar: they have almost the same structure! In reductor definition s param...
Algorithm to detect corners of paper sheet in photo
...p with after a bit of experimentation:
import cv, cv2, numpy as np
import sys
def get_new(old):
new = np.ones(old.shape, np.uint8)
cv2.bitwise_not(new,new)
return new
if __name__ == '__main__':
orig = cv2.imread(sys.argv[1])
# these constants are carefully picked
MORPH = ...
In Java, how do I check if a string contains a substring (ignoring case)? [duplicate]
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Won't work. Some weird, international characters are converted to multiple characters when converted to lower-/upper-case. For example: "ß".toUpperCase().equals("SS")
– Simon
Apr 5 '13 at 22:36
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How do you use gcc to generate assembly code in Intel syntax?
...x, is there a way to generate files in Intel syntax? Or is there a way to convert between the two?
3 Answers
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C++ template constructor
...can't pass template parameters to a constructor, this solution essentially converts the template parameter to a regular parameter. Using the UseType<T>() function when calling the constructor makes it clear to someone looking at the code that the purpose of that parameter is to tell the constr...
How can I transform string to UTF-8 in C#?
...at code to decode the bytes as UTF8.
Alternatively (not ideal), you could convert the bad string back to the original byte array—by encoding it using the incorrect encoding—then re-decode the bytes as UTF8.
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Generating an MD5 checksum of a file
...t need the packed bytes use return hash_md5.digest(), so you don't have to convert back.
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What's the best way to check if a String represents an integer in Java?
I normally use the following idiom to check if a String can be converted to an integer.
38 Answers
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