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AngularJS ng-repeat handle empty list case
..."!events.length">No events</li>
See example.
Or you can use ngHide
<li ng-hide="events.length">No events</li>
See example.
For object you can test Object.keys.
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im...
How to convert a Drawable to a Bitmap?
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URL url_value = new URL(name);
ImageView profile = (ImageView)v.findViewById(R.id.vdo_icon);
if (profile != null) {
Bitmap mIcon1 =
BitmapFactory.decodeStream(url_value.openConnection().getInputStream());
profile.setImageBitmap(mIcon1);
}
...
Returning JSON from a PHP Script
... should use header() commands only in addition with output buffering to avoid "headers already sent" warnings
– Kevin
Jul 2 '14 at 16:51
6
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What exactly can cause an “HIERARCHY_REQUEST_ERR: DOM Exception 3”-Error?
...node
You are attempting to append a node to a text node.
Your HTML is invalid (e.g. failing to close your target node)
The browser thinks the HTML you are attempting to append is XML (fix by adding <!doctype html> to your injected HTML, or specifying the content type when fetching via XHR)
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How to define a function in ghci across multiple lines?
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You can completely avoid indentation using a trailing let. Simply type a let followed by a newline: let ⏎. Then fac 0 = 1 ⏎. Then fac n = n * fac (n-1) ⏎ ⏎ and you're done!
– Iceland_jack
Sep 17 '1...
What's the most efficient test of whether a PHP string ends with another string?
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What Assaf said is correct. There is a built in function in PHP to do exactly that.
substr_compare($str, $test, strlen($str)-strlen($test), strlen($test)) === 0;
If $test is longer than $str PHP will give a warning, so you need to chec...
Allow multiple roles to access controller action
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Works in ASP.NET Core 1.0 (MVC 6) and Microsoft.AspNet.Identity v3.*
– Soren
Jun 21 '16 at 8:19
3
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Isn't “package private” member access synonymous with the default (no-modifier) access?
...rface I {
int A = 1;
// same as
public static final int A = 1;
void method();
// same as
public abstract void method();
class C { }
// same as
public static class C { }
}
The default access rules for interfaces are not the same as for classes.
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Changing the width of Bootstrap popover
...ootstrap ensures that if you use form-control you basically have a full-width input element.
23 Answers
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Why would you use an ivar?
...ficantly more at times).
Program Correctness
Since the subclasses can override any method, you may eventually see there is a semantic difference between writing to the interface versus managing your state appropriately. Direct access for program correctness is especially common in partially construc...