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onNewIntent() lifecycle and registered listeners
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+50
onNewIntent() is meant as entry point for singleTop activities which already run somewhere else in the stack and therefore can't call ...
Difference between os.getenv and os.environ.get
...s the right one.
– RayLuo
Apr 11 at 0:33
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redis-py : What's the difference between StrictRedis() and Redis()?
...ou need backwards compatibility? Use Redis. Don't care? Use StrictRedis.
2017-03-31
Here are the specifics of the backwards compatibility, from the github.com link cited:
In addition to the changes above, the Redis class, a subclass of StrictRedis, overrides several other commands to provide backw...
Convert Object to JSON string
...t is to be converted to JSON string
I got a link http://www.devcurry.com/2010/03/convert-javascript-object-to-json.html
but it need to have json2.js do jQuery has a native method to do this?
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Using Position Relative/Absolute within a TD?
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190
This is because according to CSS 2.1, the effect of position: relative on table elements is unde...
android image button
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200
You just use an ImageButton and make the background whatever you want and set the icon as the s...
NameError: name 'reduce' is not defined in Python
...rams
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Google Maps V3: How to disable “street view”?
...hing like this:
var mapOptions = {
center: mapCenter,
zoom: 10,
streetViewControl: false,
mapTypeId: google.maps.MapTypeId.ROADMAP
};
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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
...#box2 { position: absolute }
#box3 { position: absolute; top: 10px }
/* Styling */
#box1 { background: #efe; padding: 5px; width: 125px }
#box2 { background: #fee; padding: 2px; width: 100px; height: 100px }
#box3 { background: #eef; paddi...
function declaration isn't a prototype
...oo() accepts an arbitrary number of arguments, while int foo(void) accepts 0 arguments. In C++ they mean the same thing. I suggest that you use void consistently when you mean no arguments.
If you have a variable a, extern int a; is a way to tell the compiler that a is a symbol that might be presen...