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Unbalanced calls to begin/end appearance transitions for

... SO about another user encountering similar error , but this error is in different case. 22 Answers ...
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How can the Euclidean distance be calculated with NumPy?

... If OP wanted to calculate the distance between an array of coordinates it is also possible to use scipy.spatial.distance.cdist. – mnky9800n May 2 '17 at 9:47 ...
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Rails 4 LIKE query - ActiveRecord adds quotes

... Is this still valid for Rails 5? Because if I have Movie.where("title ILIKE :s", s: search_string) it gets translated to SELECT 1 AS one FROM "movies" WHERE (title ILIKE 'test') LIMIT $1 by ActiveRecord (Rails 5.1.6) - please notice that there is no percentage symb...
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jQuery OR Selector?

I am wondering if there is a way to have "OR" logic in jQuery selectors. For example, I know an element is either a descendant of an element with class classA or classB, and I want to do something like elem.parents('.classA or .classB') . Does jQuery provide such functionality? ...
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How to compare binary files to check if they are the same?

...siest way (using a graphical tool or command line on Ubuntu Linux) to know if two binary files are the same or not (except for the time stamps)? I do not need to actually extract the difference. I just need to know whether they are the same or not. ...
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Naming convention for Scala constants?

... @Matthias I've now opened an issue about it. I'd normally do the fix and PR it, but I'm sadly lacking time these days. :( – Daniel C. Sobral Aug 9 '13 at 18:16 ...
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Compute a confidence interval from sample data

... Just want to clarify this calculation is for sample mean, so a t distribution is used. If the questions is to calculation population mean, a normal distribution should be used and the confident interval will be smaller for the same confidence...
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How to append a char to a std::string?

... You want to be careful with this because if you get into the habit, this will compile just fine if y is a char* instead of std::string. It'd add d characters to the pointer y. – Zan Lynx Mar 14 '11 at 23:28 ...
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WPF and initial focus

...this went because it could go on almost any control. In answer to this specific question, I think it would go on the window, but you can read the remarks on msdn.microsoft.com/en-us/library/… to understand how the control you attach this to matters. – Joel McBeth ...
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How to change letter spacing in a Textview?

How can i change letter spacing in a textview? Will it help if I have HTML text in it (I cannot use webview in my code). 8 ...