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How to add a touch event to a UIView?

... UIView! @IBOutlet weak var rotateView: UIView! @IBOutlet weak var label: UILabel! override func viewDidLoad() { super.viewDidLoad() // Tap let tapGesture = UITapGestureRecognizer(target: self, action: #selector(handleTap)) tapView.addGesture...
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Concurrent vs serial queues in GCD

... func doLongAsyncTaskInSerialQueue() { let serialQueue = DispatchQueue(label: "com.queue.Serial") for i in 1...5 { serialQueue.async { if Thread.isMainThread{ print("task running in main thread") }else{ print("task running in...
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How do I update the GUI from another thread?

Which is the simplest way to update a Label from another Thread ? 47 Answers 47 ...
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Tools for making latex tables in R [closed]

...Using Booktabs First, load packages and define my clean function <<label=first, include=FALSE, echo=FALSE>>= library(xtable) library(plyr) cleanf <- function(x){ oldx <- c(FALSE, x[-1]==x[-length(x)]) # is the value equal to the previous? ...
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How to change the text on the action bar

...n Change the Title of each screen (i.e. Activity) by setting their Android:label <activity android:name=".Hello_World" android:label="This is the Hello World Application"> </activity> => Custom - Title - bar But if you want to Customize title-bar in your ...
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Rails 4 - passing variable to partial

...xample render the partial _form.html.erb by: <%= render 'form', button_label: "Create New Event", url: new_event_url %> <%= render 'form', button_label: "Update Event", url: edit_event_url %> this way you can access in the partial to the label for the button and the URL, those are dif...
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How to check if all of the following items are in a list?

...ting on python interpreter. >>> case = "caseCamel" >>> label = "Case Camel" >>> list = ["apple", "banana"] >>> >>> (case or label) in list False >>> list = ["apple", "caseCamel"] >>> (case or label) in list True >>> (case and...
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Difference between Visibility.Collapsed and Visibility.Hidden

...lity : Hidden Vs Collapsed Consider following code which only shows three Labels and has second Label visibility as Collapsed: <StackPanel Orientation="Horizontal" VerticalAlignment="Top" HorizontalAlignment="Center"> <StackPanel.Resources> <Style TargetType="Label">...
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How to remove frame from matplotlib (pyplot.figure vs matplotlib.figure ) (frameon=False Problematic

... thanks, is there a way to keep ticklabels, such as: I want only labels ax.set_yticklabels(('G1', 'G2', 'G3')) – Emmet B Feb 17 '13 at 9:43 ...
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Pandas timeseries plot setting x-axis major and minor ticks and labels

I want to be able to set the major and minor xticks and their labels for a time series graph plotted from a Pandas time series object. ...