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Change UICollectionViewCell size on different device orientations
I a<em>mem> using an UICollectionView with UICollectionViewFlowLayout .
6 Answers
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cannot convert data (type interface {}) to type string: need type assertion
I a<em>mem> pretty new to go and I was playing with this notify package.
4 Answers
4
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Difference between nu<em>mem>py.array shape (R, 1) and (R,)
In nu<em>mem>py , so<em>mem>e of the operations return in shape (R, 1) but so<em>mem>e return (R,) . This will <em>mem>ake <em>mem>atrix <em>mem>ultiplication <em>mem>ore tedious since explicit reshape is required. For exa<em>mem>ple, given a <em>mem>atrix <em>Mem> , if we want to do nu<em>mem>py.dot(<em>Mem>[:,0], nu<em>mem>py.ones((1, R))) where R is the nu<em>mem>ber of rows (of co...
For files in directory, only echo filena<em>mem>e (no path)
How do I go about echoing only the filena<em>mem>e of a file if I iterate a directory with a for loop?
5 Answers
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Difference between validate(), revalidate() and invalidate() in Swing GUI
Swing co<em>mem>ponents have <em>mem>ultiple <em>mem>ethods related to updates of screen layout, in particular:
2 Answers
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What is PEP8's E128: continuation line under-indented for visual indent?
Just opened a file with Subli<em>mem>e Text (with Subli<em>mem>e Linter) and noticed a PEP8 for<em>mem>atting error that I'd never seen before. Here's the text:
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How to get ele<em>mem>ent by classna<em>mem>e or id
I a<em>mem> trying to find the ele<em>mem>ent in ht<em>mem>l by angularjs.
4 Answers
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How to catch SQLServer ti<em>mem>eout exceptions
I need to specifically catch SQL server ti<em>mem>eout exceptions so that they can be handled differently. I know I could catch the SqlException and then check if the <em>mem>essage string Contains "Ti<em>mem>eout" but was wondering if there is a better way to do it?
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How to define two fields “unique” as couple
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There is a si<em>mem>ple solution for you called unique_together which does exactly what you want.
For exa<em>mem>ple:
class <em>Mem>y<em>Mem>odel(<em>mem>odels.<em>Mem>odel):
field1 = <em>mem>odels.CharField(<em>mem>ax_length=50)
field2 = <em>mem>odels.CharField(<em>mem>ax_length=50)
class <em>Mem>eta:
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How to rollback just one step using rake db:<em>mem>igrate
After adding <em>mem>igration files in the db/<em>mem>igrate folder and running rake db:<em>mem>igrate , I want get back to the previous step, I think using VERSION=n is the right way to do that, but I don't know the correct value of n to use. Is there any co<em>mem><em>mem>and to check the current n value?
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