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在线服务的黑天鹅 - 资讯 - 清泛网 - 专注C/C++及内核技术
...容错流程总是存在疏忽的地方。当系统中存在复杂的网状调用，无法完全做到松耦合（理想的松耦合是指一个服务的失败不会引起另外一个依赖服务的失败），因此任何一个模块中，可能由于一个缺乏经验工程师的一行不经意的...
How do I disable orientation change on Android?
... that I just would like to use in portrait mode, so I have defined
android:screenOrientation="portrait" in the manifest XML. This works OK for the HTC Magic phone (and prevents orientation changes on other phones as well).
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How to use UIScrollView in Storyboard
..., I've found a very easy way to put contents into scrollviews that are 'offscreen'. Tested with XCode 5 & iOS 7. You can do this almost entirely in Storyboard, using 2 small tricks/workarounds :
Drag a viewcontroller onto your storyboard.
Drag a scrollView on this viewController, for the demo ...
Explaining difference between automaticallyAdjustsScrollViewInsets, extendedLayoutIncludesOpaqueBars
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Starting in iOS7, the view controllers use full-screen layout by default. At the same time, you have more control over how it lays out its views, and that's done with those properties:
edgesForExtendedLayout
Basically, with this property you set which sides of your view ...
Android: Tabs at the BOTTOM
...inite.
Is there a way to put the tabs in a TabWidget to the bottom of the screen?
If so, how?
10 Answers
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How to get the mouse position without events (without moving the mouse)?
... Tim Down suggested - but instead of having elements for each pixel on the screen, create just 2-4 elements (boxes), and change their location, width, height dynamically to divide the yet possible locations on screen by 2-4 recursively, thus finding the mouse real location quickly.
For example - fi...
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?
... HTML, CSS and JavaScript). Since the keyboard fills up a huge part of the screen, it would make sense to change the app's layout to fit the remaining space when the keyboard is shown. However, I have found no way to detect when or whether the keyboard is shown.
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Freeze screen in chrome debugger / DevTools panel for popover inspection?
...ent that you'd like to inspect, then click Force Element State > Hover. Screenshot attached.
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How to change the output color of echo in Linux
...it standout mode
Cursor movement commands
tput cup Y X # Move cursor to screen postion X,Y (top left is 0,0)
tput cuf N # Move N characters forward (right)
tput cub N # Move N characters back (left)
tput cuu N # Move N lines up
tput ll # Move to last line, first column (if no cup)
tput...
Don't reload application when orientation changes
I simply need nothing to change when the screen is rotated. My app displays a random image when it first loads and rotating the device should not select another random image.
How can I (simply) make this behavior stop?
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