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How to change UIPickerView height
... have shorter PickerViews but setting a smaller frame doesn't seem to work and the frame is locked in Interface Builder.
27...
What is the best way to conditionally apply attributes in AngularJS?
...efix any attribute with ng-attr-, then the compiler will strip the prefix, and add the attribute with its value bound to the result of the angular expression from the original attribute value.
– Matthias
Nov 18 '13 at 21:37
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How to inspect FormData?
I've tried console.log and looping through it using for in .
15 Answers
15
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Include all existing fields and add new fields to document
...ne a $project aggregation stage where I can instruct it to add a new field and include all existing fields, without having to list all the existing fields.
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Make copy of an array
...Let's say a = [1,2,3,4,5] . I need to make an exact duplicate copy of a and call it b . If a were to change to [6,7,8,9,10] , b should still be [1,2,3,4,5] . What is the best way to do this? I tried a for loop like:
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How do I correctly detect orientation change using Phonegap on iOS?
...s works correctly in the iOS simulator on mobile Safari but doesn’t get handled correctly in Phonegap. My project is running into the same issue that is killing this test page. Is there a way to sense the orientation change using JavaScript in Phonegap?
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Django - “no module named django.core.management”
I get the following error when trying to run Django from the command line.
21 Answers
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How to create our own Listener interface in android?
...od in MyButton class : void setMyListener(MyListner m1){ this.ml = m1;} and then use this method any time to set your listener object.
– Rakesh Soni
Dec 7 '15 at 10:22
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How to automatically crop and center an image
... any arbitrary image, I want to crop a square from the center of the image and display it within a given square.
7 Answers
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How to Deep clone in javascript
...first, a code example which clones object literals, any primitives, arrays and DOM nodes.
function clone(item) {
if (!item) { return item; } // null, undefined values check
var types = [ Number, String, Boolean ],
result;
// normalizing primitives if someone did new String('a...