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How do I shuffle an array in Swift?
...thm (Fisher-Yates) in Swift 4.2+ and how to add the same feature in the various previous versions of Swift. The naming and behavior for each Swift version matches the mutating and nonmutating sorting methods for that version.
Swift 4.2+
shuffle and shuffled are native starting Swift 4.2. Example u...
How to embed small icon in UILabel
I need to embed small icons ( sort of custom bullets ) to my UILabel in iOS7.
How can I do this in interface designer? Or at least in code?
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Stop UIWebView from “bouncing” vertically?
.....seems to work fine.
It'll be accepted to App Store as well.
Update: in iOS 5.x+ there's an easier way - UIWebView has scrollView property, so your code can look like this:
webView.scrollView.bounces = NO;
Same goes for WKWebView.
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How do I install Python packages on Windows?
...ndows, it's quite easy.
Install setuptools:
curl https://bootstrap.pypa.io/ez_setup.py | python
Install pip:
curl https://bootstrap.pypa.io/get-pip.py | python
Optionally, you can add the path to your environment so that you can use pip anywhere. It's somewhere like C:\Python33\Scripts.
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How do I know that the UICollectionView has been loaded completely?
I have to do some operation whenever UICollectionView has been loaded completely, i.e. at that time all the UICollectionView's datasource / layout methods should be called. How do I know that?? Is there any delegate method to know UICollectionView loaded status?
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Reading an Excel file in python using pandas
...class itself, rather than the instance, which is okay (although not very idiomatic), but if you're doing that you would also need to pass the sheet name:
>>> parsed = pd.io.parsers.ExcelFile.parse(xl, "Sheet1")
>>> parsed.columns
Index([u'Tid', u'dummy1', u'dummy2', u'dummy3', u'd...
Table header to stay fixed at the top when user scrolls it out of view with jQuery
...mehow), it will stay put at the top? Anyone can give me a Javascript solution to this?
25 Answers
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How to delete a whole folder and content?
I want the users of my application to be able to delete the DCIM folder (which is located on the SD card and contains subfolders).
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sprintf like functionality in Python
...and finally write the buffer in a text file using a C-style sprintf functionality in Python. Because of conditional statements, I can’t write them directly to the file.
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How to Animate Addition or Removal of Android ListView Rows
In iOS, there is a very easy and powerful facility to animate the addition and removal of UITableView rows, here's a clip from a youtube video showing the default animation. Note how the surrounding rows collapse onto the deleted row. This animation helps users keep track of what changed in a li...