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How can I check the system version of Android?
... I have a question: if it is running on a system older than GINGERBREAD, then we can not get android.os.Build.VERSION_CODES.GINGERBREAD, will the app crash?
– HongchaoZhang
Oct 24 '16 at 2:56
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Rspec, Rails: how to test private methods of controllers?
...etter if the method was in a module that was included into the controller. Then it could be tested independently of the controller as well.
– Brian Hogan
Mar 17 '11 at 21:15
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Android: how do I check if activity is running?
...nly gotcha is that if you use it in two activities that link to each other then onStop on the first is sometimes called after onStart in second. So both might be true briefly.
Depending on what you are trying to do (update the current activity from a service?). You could just register a static list...
How to pass a URI to an intent?
...he uri as string
intent.putExtra("imageUri", imageUri.toString());
and then just convert the string back to uri like this
Uri myUri = Uri.parse(extras.getString("imageUri"));
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Turn a number into star rating display using jQuery and CSS
...r stars-70">★★★★★</span> (cool, huh?).</p>
Then a demo that uses a wee bit of code:
$(function() {
function addScore(score, $domElement) {
$("<span class='stars-container'>")
.addClass("stars-" + score.toString())
.text("★★★★...
Why can I access private variables in the copy constructor?
...ever access a private variable, only with a get-function in the class. But then why can I access it in the copy constructor?
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finding and replacing elements in a list
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If you want to mutate a then you should do a[:] = [4 if x==1 else x for x in a] (note the full list slice). Just doing the a = will create a new list a with a different id() (identity) from the original one
– Chris_Rands
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How can I implement prepend and append with regular JavaScript?
...
so prepend is basically this then function prepend(tag, ele) { var x =document.getElementsByTagName(tag)[0]; x.insertBefore(ele ,x.children[0]); }
– Muhammad Umer
Jul 8 '15 at 19:13
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How to have the formatter wrap code with IntelliJ?
...xceed the maximum? Ex: I type some long line, it splits it into two lines, then I delete something in the first line, and it merges the two line back into one line.
– user2259659
Aug 14 '17 at 1:20
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Regex: Remove lines containing “help”, etc
...a complex command (worrying about syntax and about screwing up permanently then realizing there's no backup). [Don't get me wrong, I use console commands all the time for other things, but for something like this, it's just an overkill.]
– ADTC
Jun 11 '13 at 12...