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Convert Pixels to Points
...ls per inch, not points per inch. Perhaps that's where the confusion comes from? Points per inch are always 72; thanks for the link Xetius.
– Mark Ransom
Jul 3 '09 at 15:59
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How to sort a list/tuple of lists/tuples by the element at a given index?
...is faster and simpler: key=itemgetter(1) and at the beginning of the file: from operator import itemgetter
– Joschua
Mar 13 '13 at 20:08
3
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How to supply value to an annotation from a Constant java
I am thinking this may not be possible in Java because annotation and its parameters are resolved at compile time. I have an interface as follows,
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How to watch for array changes?
...y1:
Object.defineProperty(myArray, "push", {
enumerable: false, // hide from for...in
configurable: false, // prevent further meddling...
writable: false, // see above ^
value: function () {
for (var i = 0, n = this.length, l = arguments.length; i < l; i++, n++) {
Rai...
Where to get “UTF-8” string literal in Java?
... reasons. In such cases, I keep a Charset object around, typically derived from StandardCharsets, and use name() if needed.
– Magnilex
Mar 2 '15 at 14:32
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When should I use the new keyword in C++?
...s) you shouldn't use new.
If you'd like to return a pointer to your object from a function, you must use new
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Fragment Inside Fragment
...witching to getChildFragmentManager() and removing setRetainInstance(true) from the inner fragment (pity) fixed it. Thanks for saving my bacon again, @CommonsWare.
– Felix
Sep 19 '13 at 16:42
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How to calculate the angle between a line and the horizontal axis?
... = P2_y - P1_y
deltaX = P2_x - P1_x
Then calculate the angle (which runs from the positive X axis at P1 to the positive Y axis at P1).
angleInDegrees = arctan(deltaY / deltaX) * 180 / PI
But arctan may not be ideal, because dividing the differences this way will erase the distinction needed to ...
What is the size of ActionBar in pixels?
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From the de-compiled sources of Android 3.2's framework-res.apk, res/values/styles.xml contains:
<style name="Theme.Holo">
<!-- ... -->
<item name="actionBarSize">56.0dip</item>
<!-- .....
Enterprise app deployment doesn't work on iOS 7.1
...> 'Download').
The actual ipa can remain wherever you always served it from. You'll need to URL-encode the plist's URL before inserting it into the itms-servivces URL's query (although just replacing any &s with %3D might work).
One downside is that the install dialog will now read "dl.drop...