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How can you get the Manifest Version number from the App's (Layout) XML variables?
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I believe that was already answered here.
String versionName = getPackageManager().getPackageInfo(getPackageName(), 0).versionName;
OR
int versionCode = getPackageManager().getPackageInfo(getPackageName(), 0).versionCode;
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Dilemma: when to use Fragments vs Activities:
...s are designed to represent a single screen of my application, while Fragments are designed to be reusable UI layouts with logic embedded inside of them.
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How to use gradle zip in local system without downloading when using gradle-wrapper
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From gradle-wrapper documentation, I found in section 61.1. Configuration
If you don't want any download to happen when your project is build
via gradlew, simply add the Gradle distribution zip to your version
control at the location specifi...
__lt__ instead of __cmp__
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Yep, it's easy to implement everything in terms of e.g. __lt__ with a mixin class (or a metaclass, or a class decorator if your taste runs that way).
For example:
class ComparableMixin:
def __eq__(self, other):
return not self<other and ...
Setting action for back button in navigation controller
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Doesn't work for me if I send a message to the delegate through a button and the delegate pops the controller - this still fires.
– SAHM
Oct 12 '12 at 19:45
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Disable validation of HTML5 form elements
...e validation for a form in HTML5 add a novalidate attribute to the form element. Ex:
<form method="post" action="/foo" novalidate>...</form>
See https://www.w3.org/TR/html5/sec-forms.html#element-attrdef-form-novalidate
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Setting “checked” for a checkbox with jQuery
I'd like to do something like this to tick a checkbox using jQuery :
41 Answers
41
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Random record in ActiveRecord
...d multiple randomly selected records you must use this approach multiple times or use the random order method provided by your database, i.e. Thing.order("RANDOM()").limit(100) for 100 randomly selected entries. (Be aware that it's RANDOM() in PostgreSQL and RAND() in MySQL ... not as portable as yo...
plot a circle with pyplot
...lot (please no pylab) taking as input center (x,y) and radius r. I tried some variants of this:
9 Answers
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Fastest way to check if a file exist using standard C++/C++11/C?
...in standard C++11, C++, or C. I have thousands of files and before doing something on them I need to check if all of them exist. What can I write instead of /* SOMETHING */ in the following function?
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