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Bash: infinite sleep (infinite blocking)
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73
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FileSystemWatcher Changed event is raised twice
...e "fixed" that problem using the following strategy in my delegate:
// fsw_ is the FileSystemWatcher instance used by my application.
private void OnDirectoryChanged(...)
{
try
{
fsw_.EnableRaisingEvents = false;
/* do my stuff once asynchronously */
}
finally
{
...
Android: how do I check if activity is running?
... in your Application class the visibility as described here: stackoverflow.com/questions/18038399/…
– portfoliobuilder
Jun 26 '15 at 23:32
7
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When should I use C++14 automatic return type deduction?
...he reason it's int* is because that's what std::vector<int>::iterator_type is with your current build options!
– Steve Jessop
Apr 13 '18 at 12:16
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Renaming columns in pandas
...e the name of the first variable of df. Then you can do something like: new_columns = df.columns.values; new_columns[0] = 'XX'; df.columns = new_columns
– cd98
Nov 20 '13 at 14:18
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Get class name of object as string in Swift
...ame as String. Like this:
class Utility{
class func classNameAsString(_ obj: Any) -> String {
//prints more readable results for dictionaries, arrays, Int, etc
return String(describing: type(of: obj))
}
}
Now you can do something like this:
class ClassOne : UIViewCont...
iOS 7 TableView like in Settings App on iPad
...cell.backgroundView = testView
}
}
}
Swift 3
func tableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
let cornerRadius: CGFloat = 5
cell.backgroundColor = .clear
let layer = CAShapeLayer()
let pathRef = CGMutablePath...
Convert Iterable to Stream using Java 8 JDK
... (the default implementation uses spliteratorUnknownSize), but in the more common case, where your Iterable is already a collection, you'll get a better spliterator, and therefore better stream performance (maybe even good parallelism). It's also less code:
StreamSupport.stream(iterable.spliterato...
When to use static vs instantiated classes
...
class HttpClient
{
private $httpResponseFactory;
public function __construct($httpResponseFactory)
{
$this->httpResponseFactory = $httpResponseFactory;
}
public function request()
{
return $this->httpResponseFactory->build();
}
}
And then, in...