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How dangerous is it to compare floating point values?
...what a "visible shift" is at compile-time. What is invisible on a super-HD screen might very well be obvious on a tiny-ass screen. One should at least make it a function of screen size. Or name it something else.
– Romain
Apr 26 '12 at 13:53
...
How to get diff working like git-diff?
...-R allows ANSI colors to be preserved. -X prevents less from clearing the screen upon exiting. -F prevents less from operating as a pager if the output fits within one screen.
If the first parameter is @full, the function will display all unchanged lines in addition to added and removed lines.
N...
UINavigationController “back button” custom text?
...is perfect in my situation because I don't show the NavBar on the previous screen and I just want to remove the titleLabel from the back button on the new screen and have just the iOS7 chevron arrow. I can therefore just set an empty NSString literal for the title.
– siburb
...
Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...如在池为空时，会发生什么呢？试图向池线程传递任务的调用者都会发现池为空，在调用者等待一个可用的池线程时，它的线程将阻塞。我们之所以要使用后台线程的原因之一常常是为了防止正在提交的线程被阻塞。完全堵住调...
Fragment in ViewPager using FragmentPagerAdapter is blank the second time it is viewed
...sue where the viewpager was not refreshing and all i saw was a blank white screen where the fragments should be. I was passing in getChildFragmentManager but it did not help.
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C++ IDE for Linux? [closed]
...n control system (most people use Git). You also use tmux (previously also screen) to multiplex (= think multiple windows/tabs/panels) and persist your terminal session.
The point is that, thanks to the shell and a few tool writing conventions, these all integrate with each other. And that way the ...
Change name of iPhone app in Xcode 4
...ant to change the name which is displayed below the app icon on the iPhone screen.
I use Xcode 4 and I have one target with keys:
...
Overflow-x:hidden doesn't prevent content from overflowing in mobile browsers
...// causes underlying page to jump to top;
// prevents scrolling on all screens
overflow: hidden;
position: fixed;
}
body.viewport-lg {
// block scroll for desktop;
// will not jump to top;
// will not prevent scroll on mobile
position: absolute;
}
I also add this to ...
How to resolve “Waiting for Debugger” message?
...installed on the device. On the device I get this message box on the Comet screen
31 Answers
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Fragments within Fragments
...tion ft)
{
if (mFragment != null)
ft.hide(mFragment);
}
When screen rotation occurs all parent and child fragments get correctly destroyed.
This approach has also one additional advantage - using hide()/show() does not cause fragment views to loose their state, so there is no need to...