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How to crop an image in OpenCV using Python
...ve in its value because whatever value I'm trying to pass, it is giving me error on x1,y1,x2,y2 = bbox while saying: TypeError: 'int' object is not iterable
– Sabah
Mar 23 '19 at 6:13
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How to serve static files in Flask
...nd_from_directory is designed to solve that security problem. It exists to error out if the path leads to outside the particular directory.
– jpmc26
May 5 '14 at 20:59
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What is the difference between HashSet and List?
...t; i++)
Console.WriteLine(hashSet1[i]);
hashSet1[i] would produce an error:
Cannot apply indexing with [] to an expression of type
'System.Collections.Generic.HashSet'
You can use foreach statement:
foreach (var item in hashSet1)
Console.WriteLine(item);
You can not add duplic...
JPA - Returning an auto generated id after persist()
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This method did not work for me. Got this error: javax.persistence.PersistenceException: org.hibernate.HibernateException: this instance does not yet exist as a row in the database]
– rtcarlson
Jun 17 '13 at 21:56
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Show the progress of a Python multiprocessing pool imap_unordered call?
... I have functions within functions which results in a pickling error.
– ojunk
Oct 14 '19 at 13:59
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This type of CollectionView does not support changes to its SourceCollection from a thread different
...nd(() => _matchObsCollection.Add(match), null); but it is giving syntax error. Look like Send method is expecting some callback method name. I have tried various options like delegate with parameter but it is not allowing to have my custom parameter. I am very new to this kind of syntax, so it ...
Good reasons to prohibit inheritance in Java?
...'t be able to have its own version of that method (or it will be a compile error). That way you know that the behavior you implement in that method won't change later when someone else extends the class.
– Bill the Lizard
Feb 25 '16 at 12:11
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When creating HTML emails, should we use html, head, body tags?
... find (server side) components that follow format standards, and thus less error prone. Parsers not following standards could possibly break, making your email not getting shown.
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Append class if condition is true in Haml
... Note: the parentheses are required or you will get ruby syntax error.
– Topher Fangio
May 10 '17 at 22:00
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How do I declare a namespace in JavaScript?
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this gives me an error in IE7. var your_namespace = (typeof your_namespace == "undefined" || !your_namespace ) ? {} : your_namespace ; works better.
– mjallday
Nov 5 '10 at 7:28
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