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How to remove convexity defects in a Sudoku square?

...a mask for the sudoku grid: mask = FillingTransform[largestComponent] Now, I can use a 2nd order derivative filter to find the vertical and horizontal lines in two separate images: lY = ImageMultiply[MorphologicalBinarize[GaussianFilter[srcAdjusted, 3, {2, 0}], {0.02, 0.05}], mask]; lX = Image...
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Any shortcut to initialize all array elements to zero?

... a container object that holds a fixed number of values of a single type. Now the Type of array for you is int so consider the default value for all array elements will be automatically 0 Because it is holding int type. Now consider the array for String type so that all array elements has default ...
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Views vs Components in Ember.js

...t. Hope it helps. Update With the publication of Road to Ember 2.0 you are now encouraged to use Components instead of Views in most of the cases. share | improve this answer | ...
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Using braces with dynamic variable names in PHP

...me in some cases. In PHP7, dynamic variables, properties, and methods will now be evaluated strictly in left-to-right order, as opposed to the mix of special cases in PHP5. The examples below show how the order of evaluation has changed. Case 1 : $$foo['bar']['baz'] PHP5 interpetation : ${$foo['bar...
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How to set timeout on python's socket recv method?

... It's better now, but I don't see where the answer was "explicitly rejected". – nosklo Apr 28 '10 at 18:31 7 ...
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Facebook Graph API, how to get users email?

... thank you for this.. nothing else worked except this. now it's working fine! :) – supersan Jul 11 '18 at 17:45 add a comment  |  ...
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Is it possible to refresh a single UITableViewCell in a UITableView?

...opCell]; //finish refreshing [refreshControl endRefreshing]; } Now that you have that sorted, inside of your viewDidLoad add the following: //refresh table view UIRefreshControl *refreshControl = [[UIRefreshControl alloc] init]; [refreshControl addTarget:self action:@selector(refresh:)...
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How to rethrow the same exception in SQL Server

...ce a reraise command, or the ability to catch only certain errors. But for now, use a workaround. Sorry. share | improve this answer | follow | ...
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What is Unicode, UTF-8, UTF-16?

... by only two bytes, in a region called the Basic Multilingual Plane (BMP). Now a character encoding is needed to access this character set, and as the question asks, I will concentrate on UTF-8 and UTF-16. Memory considerations So how many bytes give access to what characters in these encodings? ...
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Provisioning Profiles menu item missing from Xcode 5

...I don't have a menu item for Library - Provisioning Profiles, and I don't know what could have happened. I restarted the computer, tried some things, but I really have no idea what I could do. How can I fix this problem? ...