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Zoom in on a point (using scale and translate)
...iner + currentTranslation). This math also assumes the origin point is typically in the upper left of the field. But, adjusting for slightly atypical situations is much easier given the simplicity.
– Tatarize
Feb 1 '16 at 8:52
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All permutations of a Windows license key
...eters partial is not required when using format as it changes nothing when called without *args or **kwargs. When using format you can not pass the tuple directly but need to convert it to arguments first: map(lambda args: 'MPP6R-09RXG-2H{}MT-{}K{}M9-V{}C8R'.format(*args), product('8B', 'B8', 'HN', ...
Create a custom callback in JavaScript
All I need to do is to execute a callback function when my current function execution ends.
10 Answers
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How to call one shell script from another shell script?
...the path where the file is to the $PATH environment variable. Then you can call it as a normal command;
Or call it with the source command (alias is .) like this: source /path/to/script;
Or use the bash command to execute it: /bin/bash /path/to/script;
The first and third methods execute the scrip...
Ignore mouse interaction on overlay image
...nd-image:url(../img/reflection.png);
background-repeat:no-repeat;
width: 195px;
pointer-events:none;
}
pointer-events attribute works pretty good and is simple.
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What is two way binding?
...eners). Other frameworks like Knockout do wire up two-way binding automagically.
In Backbone, you can easily achieve #1 by binding a view's "render" method to its model's "change" event. To achieve #2, you need to also add a change listener to the input element, and call model.set in the handl...
Quick way to list all files in Amazon S3 bucket?
... If you get: boto.exception.S3ResponseError: S3ResponseError: 403 Forbidden Make sure the user policy for the Access/Secret key has access to the S3.
– topherjaynes
May 27 '14 at 23:44
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Why is a C++ Vector called a Vector?
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Vectors are only typically considered 2-3 dimensional because of their use in physics. But more generally in mathematics, they just mean a set of numbers that has an order (mathematical sets are orderless, they're like a bag filled with stuff). A...
Objective-C declared @property attributes (nonatomic, copy, strong, weak)
...e retaining the copy.
Assign
Assign is somewhat the opposite to copy. When calling the getter of an assign property, it returns a reference to the actual data. Typically you use this attribute when you have a property of primitive type (float, int, BOOL...)
Retain
retain is required when the attribu...
UICollectionView reloadData not functioning properly in iOS 7
...e data on viewWillAppear. I could see the data and collection view reload call, but the UI was not updated. Forced the main thread (UI thread), and it magically starts working. This is only in IOS 7.
– Shaunti Fondrisi
Jan 2 '14 at 18:54
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