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Difference between Google APIs (x86 System Image) and Google APIs (ARM System Image) in Android 4.4.
I was following this ( http://developer.android.com/google/play-services/setup.html#Install ). It asked me to install Google APIs for Android API 17 (or higher) but when i opened SDK Manager, this is how it looked like:
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CSS horizontal centering of a fixed div?
...ad answer for its day - it was a good answer, but because it no longer is, and the next-highest answer needs all the help it can get to be seen as the best answer NOW. Quentin: I think it would be a good idea to edit in a comment to that effect in the answer itself - I'd then reverse my down vote.
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Apache Spark: map vs mapPartitions?
What's the difference between an RDD's map and mapPartitions method? And does flatMap behave like map or like mapPartitions ? Thanks.
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Unit Test? Integration Test? Regression Test? Acceptance Test?
...er has not introduced any errors.
Regression testing - after integrating (and maybe fixing) you should run your unit tests again. This is regression testing to ensure that further changes have not broken any units that were already tested. The unit testing you already did has produced the unit te...
UILabel is not auto-shrinking text to fit label size
I have this strange issue, and im dealing with it for more than 8 hours now.. Depending on situation i have to calculate UILabels size dynamically,
e.g my UIViewController receives an event and i change UILabels size. from bigger to smaller. The size of my UILabel gets smaller and i ge...
The written versions of the logical operators
This is the only place I've ever seen and , or and not listed as actual operators in C++. When I wrote up a test program in NetBeans, I got the red underlining as if there was a syntax error and figured the website was wrong, but it is NetBeans which is wrong because it compiled and ran as exp...
Difference between document.addEventListener and window.addEventListener?
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The document and window are different objects and they have some different events. Using addEventListener() on them listens to events destined for a different object. You should use the one that actually has the event you are interested...
Associativity of “in” in Python?
I'm making a Python parser, and this is really confusing me:
4 Answers
4
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Why is string concatenation faster than array join?
...owsers have also optimized string concatenation, so Safari, Opera, Chrome, and Internet Explorer 8 also show better performance using the plus operator. Internet Explorer prior to version 8 didn’t have such an optimization, and so the array technique is always faster than the plus operator.
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Inspect element that only appear when other element is mouse overed/entered
...g over the button
Press F8 to freeze the page
Switch to the Elements panel and use the magnifying glass icon in the top left to select the tooltip
If the tooltip shows up because of CSS, here's what you can do in that case:
Step-by-step:
Open the DevTools
Select the triggering element in the d...