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Finding all objects that have a given property inside a collection [duplicate]

... Please note that when comparing strings, you must use the .equals method, otherwise you are comparing memory reference locations, refer to: stackoverflow.com/questions/767372/java-string-equals-versus – user785262 Jun ...
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C++ Structure Initialization

...er. And dot notation is way safer if you happen to add the same type (like char*) as one of the other members above or below in the structure, because there's no risk of swapping them. – Gui13 Nov 16 '16 at 9:21 ...
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Simple Digit Recognition OCR in OpenCV-Python

...sults, neigh_resp, dists = model.find_nearest(roismall, k = 1) string = str(int((results[0][0]))) cv2.putText(out,string,(x,y+h),0,1,(0,255,0)) cv2.imshow('im',im) cv2.imshow('out',out) cv2.waitKey(0) And it worked, below is the result I got: Here it worked with 100% ...
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Elegant Python function to convert CamelCase to snake_case?

...' If you want to separate ALLCaps to all_caps and expect numbers in your string you still don't need to do two separate runs just use | This expression ((?<=[a-z0-9])[A-Z]|(?!^)[A-Z](?=[a-z])) can handle just about every scenario in the book >>> a = re.compile('((?<=[a-z0-9])[A-Z]|...
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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?

...s.h> #include <sys/stat.h> #include <unistd.h> #include <string.h> #include <fcntl.h> #include <termios.h> #include <sys/ioctl.h> #include <linux/serial.h> #include <iostream> #include <list> using namespace std; static string get_driver(co...
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Parse query string in JavaScript [duplicate]

I need to parse the query string www.mysite.com/default.aspx?dest=aboutus.aspx . How do I get the dest variable in JavaScript? ...
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How to split a file into equal parts, without breaking individual lines? [duplicate]

... var dict = File.ReadLines("test.txt") .Where(line => !string.IsNullOrWhitespace(line)) .Select(line => line.Split(new char[] { '=' }, 2, 0)) .ToDictionary(parts => parts[0], parts => parts[1]); or enter code here line="to=xxx@gmail...
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How can I clear or empty a StringBuilder? [duplicate]

I'm using a StringBuilder in a loop and every x iterations I want to empty it and start with an empty StringBuilder , but I can't see any method similar to the .NET StringBuilder.Clear in the documentation, just the delete method which seems overly complicated. ...
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Dictionary vs Object - which is more efficient and why?

...RESULT=None def makeL(i): # Use this line to negate the effect of the strings on the test # return "Python is smart and will only create one string with this line" # Use this if you want to see the difference with 5 million unique strings return "This is a sample string %s" % i d...
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What's the difference between a temp table and table variable in SQL Server?

... to encapsulate and reuse logic much easier (eg make a function to split a string into a table of values on some arbitrary delimiter). Using Table Variables within user-defined functions enables those functions to be used more widely (see CREATE FUNCTION documentation for details). If you're writing...