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How do I Disable the swipe gesture of UIPageViewController?
...ew controllers when you want to with setViewControllers:direction:animated:completion method and it will move between view controllers on demand.
The above can be deduced from Apple's documentation of UIPageViewController (Overview, second paragraph):
To support gesture-based navigation, you m...
Could not open a connection to your authentication agent
...t ssh-agent?
You might need to start ssh-agent before you run the ssh-add command:
eval `ssh-agent -s`
ssh-add
Note that this will start the agent for msysgit Bash on Windows. If you're using a different shell or operating system, you might need to use a variant of the command, such as those lis...
How do I fetch a single model in Backbone?
...ted controllers with the hashbang in your URL like so, http://www.mydomain.com/#clocks/123 , but it should work even if you haven't yet.
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How do you detect where two line segments intersect? [closed]
...p − q) × r
u = (p − q) × r / (s × r)
To reduce the number of computation steps, it's convenient to rewrite this as follows (remembering that s × r = − r × s):
u = (q − p) × r / (r × s)
Now there are four cases:
If r × s = 0 and (q − p) × r = 0, then t...
Double vs. BigDecimal?
... a must, use BigDecimal. Otherwise Doubles tend to be good enough.
I do recommend reading the javadoc of BigDecimal as they do explain things better than I do here :)
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RootViewController Switch Transition Animation
...s:^{ self.window.rootViewController = newViewController; }
completion:nil];
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iOS app error - Can't add self as subview
...tly...
if you push (or pop) a view controller with Animated:YES it doesn't complete right away, and bad things happen if you do another push or pop before the animation completes. You can easily test whether this is indeed the case by temporarily changing your Push and Pop operations to Animated:NO ...
How do I perform an IF…THEN in an SQL SELECT?
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Pipe to/from the clipboard in Bash script
...(no X) then look into gpm or screen which has a clipboard. Try the screen command readreg.
Under Windows 10+ or cygwin, use /dev/clipboard or clip.
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WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
...ually the default, it's only the default for new data. From msdn.microsoft.com/en-us/library/ms190273.aspx: "If not specified, WITH CHECK is assumed for new constraints, and WITH NOCHECK is assumed for re-enabled constraints."
– Zain Rizvi
Dec 31 '13 at 21:00
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