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UICollectionView current visible cell index

... The method [collectionView visibleCells] give you all visibleCells array you want. Use it when you want to get - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView{ for (UICollectionViewCell *cell in [self.mainImageCollection visibleCells]) { NSIndexP...
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Is there an equivalent to CTRL+C in IPython Notebook in Firefox to break cells that are running?

...errupt the entire iPython Notebook server. This will stop iPython Notebook alltogether, which means it won't be possible to restart or save your work, so this is obviously not a great solution (you need to hit CTRL+C twice because it's a safety feature so that people don't do it by accident). In cas...
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How to change the font on the TextView?

...ream Sandwich introduced a new type family named Roboto, created specifically for the requirements of UI and high-resolution screens. The current TextView framework offers Roboto in thin, light, regular and bold weights, along with an italic style for each weight. The framework also off...
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Is it possible to clone html element objects in JavaScript / JQuery?

... Too bad you lose all attributes :/ – Pieter De Bie Sep 23 '19 at 12:49 add a comment  |  ...
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How to find indices of all occurrences of one string in another in JavaScript?

I'm trying to find the positions of all occurrences of a string in another string, case-insensitive. 13 Answers ...
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React JSX: selecting “selected” on selected option

...ect> For more info, see the React select tag doc. Also, React automatically understands booleans for this purpose, so you can simply write (note: not recommended) <option value={option.value} selected={optionsState == option.value}>{option.label}</option> and it will output 'selecte...
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Version number comparison in Python

... Now you've merged all the good ideas from the others into your solution ... :-P still, this is pretty much what I'd do after all. I'll accept this answer. Thanks, everyone – Johannes Charra Nov 11 '09 at ...
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Intersection and union of ArrayLists in Java

...mentation without using any third-party library. Main advantage over retainAll, removeAll and addAll is that these methods don't modify the original lists input to the methods. public class Test { public static void main(String... args) throws Exception { List<String> list1 = ne...
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How can I use Spring Security without sessions?

...n block these assets on the first load because "the URL contained a potentially malicious String ';'". – workerjoe Mar 5 at 17:36 ...
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How to print the contents of RDD?

...save in a single file, you can coalesce you RDD into one partition before calling saveAsTextFile, but again this may cause issues. I think the best option is to write in multiple files in HDFS, then use hdfs dfs --getmerge in order to merge the files – Oussama ...