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How to access component methods from “outside” in ReactJS?
... only work if the child component is declared as a class, as per documentation found here: https://facebook.github.io/react/docs/refs-and-the-dom.html#adding-a-ref-to-a-class-component
Update 2019-04-01: Changed example to use a class and createRef per latest React docs.
Update 2016-09-19: Changed...
php is null or empty?
I have a question regarding NULL in PHP:
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How can I change the image displayed in a UIImageView programmatically?
...u want to get fancy you can add the image to an UIView and then add transitions.
P.S. Memory management not included.
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How can I mark “To Do” comments in Xcode?
Currently I'm working on an iOS based Image Manipulation task.
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✔ Checkmark selected row in UITableViewCell
I am an iOS development newbie. I want to add a checkmark to my UITableViewCell when it is selected. The checkmark should be removed when another row is selected. How would I do this?
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Unbalanced calls to begin/end appearance transitions for
...modal vc before the app is done initializing. i.e. Start a tabbed application template app and present a modal vc on top of self.tabBarController as the last line in application:didFinishLaunching. Warning appears. Solution: let the stack unwind first, present the modal vc in another method, invo...
Swift: declare an empty dictionary
...Language on Swift provided by Apple. The book says to create an empty dictionary one should use [:] same as while declaring array as [] :
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Dismiss keyboard by touching background of UITableView
...fault this will detect a "gesture" on a single tap so no further customization is required), specifying a target/action for when the gesture is fired, and then attaching the gesture recognizer object to your table view.
E.g. Perhaps in your viewDidLoad method:
UITapGestureRecognizer *gestureRecogn...
jQuery Mobile: document ready vs. page events
...e until (including) jQuery Mobile 1.5, so you can still use everything mentioned below, at least until next year and jQuery Mobile 1.6.
Old events, including pageinit don't exist any more, they are replaced with pagecontainer widget. Pageinit is erased completely and you can use pagecreate instead,...
Does Java have a using statement?
Does Java have a using statement that can be used when opening a session in hibernate?
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