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Detect if an element is visible with jQuery [duplicate]
...fadeOut() , I have been hiding/showing an element on my page, but with two buttons, one for hide and one for show. I now want to have one button to toggle both .
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How do disable paging by swiping with finger in ViewPager but still be able to swipe programmaticall
I have ViewPager and below it I have 10 buttons. By clicking on button, for example #4, the pager goes immediately to page #4 by mPager.setCurrentItem(3); . But, I want to disable the paging by swiping with finger horizontally. Thus, the paging is done ONLY by clicking on the buttons.
So, how I ...
iPhone app signing: A valid signing identity matching this profile could not be found in your keycha
...ing to the developer portal, for every invalid provisioning profile have a button "Renew". After renewing and downloading updated provisioning profile all seems to work as expected, so problem is definitely solved :)
Update: you may have to contact Apple to get a "Renew"-button, or they removed it ...
Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]
... will start the emulator quickly on the next boot.
Click on Emulator edit button, then click Show Advanced Setting. Then enable Quick Boot like below screenshot.
Android Development Tools (ADT) 9.0.0 (or later) has a feature that allows you to save state of the AVD (emulator), and you can start ...
Clearing intent
...vity through the notification; 2) Finish the activity by pressing the back button; 3) Reopen the activity through the History (Recent Apps). Another case is when the system kills the app due a lack of resources (enable "Do not keep activities" under developer options and after that just press home t...
How to dismiss ViewController in Swift?
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embed the View you want to dismiss in a NavigationController
add a BarButton with "Done" as Identifier
invoke the Assistant Editor with the Done button selected
create an IBAction for this button
add this line into the brackets:
self.dismissViewControllerAnimated(true, completion: nil)
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Start may not be called on a promise-style task. exception is coming
I am creating a simple wpf desktop application. UI have just a button and code in .cs file like.
3 Answers
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What's the difference between QMainWindow, QWidget and QDialog?
...ays appear in a window, and has functions to make it work well with common buttons on dialogs (accept, reject, etc.).
QMainWindow is designed around common needs for a main window to have. It has predefined places for a menu bar, a status bar, a toolbar, and other widgets. It does not have any bu...
Twitter Bootstrap 3 Sticky Footer
...ss="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>...
变声器 · App Inventor 2 中文网
...5. 添加朗读按钮
拖入一个按钮，把它重命名为 HearTheWordsButton，并将文本改为“朗读文字”。按钮只是界面入口，尚未连接程序时点击不会产生动作。
6. 创建音调滑块
添加一个标签，命名为 PitchLabel，文字设为“调整音调...