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How can I check for NaN values?
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1389
math.isnan(x)
Return True if x is a NaN (not a number), and False otherwise.
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Sublime as default editor
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edited Oct 7 '13 at 0:11
zzzzBov
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Use rvmrc or ruby-version file to set a project gemset with RVM?
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372
If your .rvmrc file contains custom shell code, continue using .rvmrc as it allows you to incl...
Angular.js programmatically setting a form field to dirty
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Since AngularJS 1.3.4 you can use $setDirty() on fields (source). For example, for each field with error and marked required you can do the following:
angular.forEach($scope.form.$error.required, function(field) {
field.$setDirty();
});
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RESTful URL design for search
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edited Feb 14 '13 at 13:06
Gaz_Edge
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an...
Are 2^n and n*2^n in the same time complexity?
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232
You will have to go to the formal definition of the big O (O) in order to answer this question....
Java: How to convert List to Map
...t.size());
– Víctor Romero
Jun 5 '13 at 12:18
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show 5 mo...
How to calculate the angle between a line and the horizontal axis?
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388
First find the difference between the start point and the end point (here, this is more of a d...
UIButton remove all target-actions
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831
Call removeTarget:action:forControlEvents:, pass nil for the target, NULL for action, and use a...
Citrix服务器虚拟化：XenApp 6.5发布服务器上的应用程序 - 更多技术 - 清泛...
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