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JavaScript click event listener on class
...u would have to check for the correct value in that fields eg. classes and order. i'd rather go for evt.target.classList.contains('databox')
– honk31
Mar 6 '19 at 10:50
9
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Abort makefile if variable not set
... :|check-defined-BAR
Notice that the check-defined-BAR is listed as the order-only (|...) prerequisite.
Pros:
(arguably) a more clean syntax
Cons:
One can't specify a custom error message
Running make -t (see Instead of Executing Recipes) will pollute your root directory with lots of check...
Multiple inheritance/prototypes in JavaScript
...lling [[GetPrototypeOf]] and getting the own properties of each one. So in order to make it iterate the properties of all prototypes, I use this trap to make all enumerable inherited properties appear like own properties.
The getOwnPropertyDescriptor trap is a trap for Object.getOwnPropertyDescripto...
How to do a FULL OUTER JOIN in MySQL?
...FROM t2
LEFT JOIN t1 ON t2.id = t1.id
WHERE t1.col1 = 'someValue'
So the order of tables has changed, but the predicate is still applied to t1, but t1 is now in the 'ON' clause. If t1.col1 is defined as NOT NULL
column, then this query will be null-rejected.
Any outer-join (left, right, full) tha...
How can I make a UITextField move up when the keyboard is present - on starting to edit?
...ke a viewing window on the content defined in the contentSize. So when in order for the UIScrollview to scroll anywhere, the contentSize must be greater than the UIScrollView. Else, there is no scrolling required as everything defined in the contentSize is already visible. BTW, default contentSiz...
How to send an object from one Android Activity to another using Intents?
...an one field to retrieve from a given Parcel, you must do this in the same order you put them in (that is, in a FIFO approach).
Once you have your objects implement Parcelable it's just a matter of putting them into your Intents with putExtra():
Intent i = new Intent();
i.putExtra("name_of_extra",...
Version of SQLite used in Android?
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How can I set the focus (and display the keyboard) on my EditText programmatically
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I had to do this in order to get it showing up in onResume(). Without the delay, nothing would happen using every single solution described in this thread.
– FranticRock
Dec 13 '16 at 18:17
...
Link vs compile vs controller
... pass in any available service or dependency into a controller (and in any order), whereas you cannot do that with the link function. Notice the different signatures:
controller: function($scope, $exceptionHandler, $attr, $element, $parse, $myOtherService, someCrazyDependency) {...
vs.
link: fun...
How do you create a static class in C++?
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yes but in namespace you have to keep the function order, in contrast to class with static members, for example void a(){b();} b(){} would yield an error in a namespace but not in a class with static members
– Moataz Elmasry
Aug 23 '12 a...