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Prevent ViewPager from destroying off-screen views
...to a FragmentPagerAdapter that's displaying three fragments. The ViewPager appears to destroy a hosted fragment's view when it is more than one swipe away from the current position.
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Generating random numbers in Objective-C
... NB: the distribution from arc4random can be very poor, if you happen to choose a poor range. I hadn't realised the powers-of-two expectation. +1 for use @yood's version - made a noticeable difference for larger numbers (e.g. range of 400)
– Adam
Feb...
Is it possible to move/rename files in Git and maintain their history?
...es, and instead there are merge/log tools that attempt to figure out what happened - and rarely get it right. Linus has a mistaken but vehement argument as to why git should never just do it the right way and track renames explicitly. So, we're stuck here.
– Chris Moschini
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fastest (low latency) method for Inter Process Communication between Java and C/C++
I have a Java app, connecting through TCP socket to a "server" developed in C/C++.
10 Answers
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How to tell if UIViewController's view is visible
I have a tab bar application, with many views. Is there a way to know if a particular UIViewController is currently visible from within the UIViewController ? (looking for a property)
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Objective-C: Where to remove observer for NSNotification?
...er?)
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So, the best general advice I can come up with: to protect your app. against at least one possible failure, do the removeObserver: dance in dealloc, since that's the last point (in the object's life), where you can do that cleanly. What this does not mean is: "just defer the removal until...
UIActionSheet cancel button strange behaviour
...ted unless I try to click on the "Cancel" button. The target of the button appears to have moved up from where it should be. I can only activate it by clicking somewhere in the middle of the "Cancel" and "Ok" buttons.
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What is opinionated software?
...sign because they felt the focus ought to be more on content than design.
Apple has strong opinions when it designs its products.
Un-opinionated software design is more like PERL/PHP. It allows the developer and trusts the developer to make the right decisions and puts more control in their hands....
Where does Chrome store extensions?
... your default directory and Extensions Folder is where all the extensions, apps, themes are stored
Ex:
Windows
If my Profile Path is %userprofile%\AppData\Local\Google\Chrome\User Data\Default then my storage directory is:
C:\Users\<Your_User_Name>\AppData\Local\Google\Chrome\User Data\Def...
How can you detect the version of a browser?
... ').replace('OPR', 'Opera');
}
M= M[2]? [M[1], M[2]]: [navigator.appName, navigator.appVersion, '-?'];
if((tem= ua.match(/version\/(\d+)/i))!= null) M.splice(1, 1, tem[1]);
return M.join(' ');
})();
console.log(navigator.sayswho); // outputs: `Chrome 62`
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