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Choosing the default value of an Enum type without having to change values
... In your implicit conversion operator you need value + 1, otherwise now your default(Orientation) returns East. Also, make the constructor private. Good approach.
– nawfal
Jun 10 '15 at 20:53
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Javascript reduce() on Object
... That's Array.prototype.values() that you linked to - edited now
– Jonathan Wood
Sep 19 '17 at 14:11
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Calling closure assigned to object property directly
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I know this is old, but I think Traits nicely handle this problem if you are using PHP 5.4+
First, create a trait that makes properties callable:
trait CallableProperty {
public function __call($method, $args) {
if...
How do I use $scope.$watch and $scope.$apply in AngularJS?
...e most common scenario and I'm sure you've seen it before, but you didn't know that this has created a watch in the background. Yes, it had! Using AngularJS directives (such as ng-repeat) can also create implicit watches.
Ad 2)
This is how you create your own watches. $watch service helps you to ru...
Update statement with inner join on Oracle
...orked for me. I like that one because it looks clean and readable. Don't know what the pros and cons are between the two when it comes to performance. But, I wasn't worried about that for now 'cuz I used this for a one off script to correct bad data.
– nemo
Ma...
How to check if Location Services are enabled?
I'm developing an app on Android OS. I don't know how to check if Location Services are enabled or not.
22 Answers
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How to put multiple statements in one line?
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with regards to the 'try' question ... What If, I know at some point it is going to throw an exception but I just want the code to continue running ... for instance, to check if a string can be an integer try: int(string) ... If it can't, then just continue to the next line, ...
Why do we need break after case statements?
...istorically, it's because the case was essentially defining a label, also known as the target point of a goto call. The switch statement and its associated cases really just represent a multiway branch with multiple potential entry points into a stream of code.
All that said, it has been noted a n...
Java : How to determine the correct charset encoding of a stream
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juniversalchardet is now on GitHub.
– deamon
May 23 '18 at 8:49
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What does the PHP error message “Notice: Use of undefined constant” mean?
...sage is due to the unfortunate fact that PHP will implicitly declare an unknown token as a constant string of the same name.
That is, it's trying to interpret this (note the missing quote marks):
$_POST[department]
The only valid way this would be valid syntax in PHP is if there was previously ...