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JavaScript: Class.method vs. Class.prototype.method
... are extending the constructor function prototype, it will be available to all the object instances created with the new keyword, and the context within that function (the this keyword) will refer to the actual object instance where you call it.
Consider this example:
// constructor function
funct...
How to Apply Gradient to background view of iOS Swift App
...ems you may face with this is that when you add a sublayer it may sit over all your other items, labels, image, etc. To overcome this create another view that sits below everything and set its constraints to that of the container you want the gradient in. Then set the gradient to be applied to this ...
Using $_POST to get select option value from HTML
...question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions tagged php ...
Mocking python function based on input arguments
...f side_effect is a function then whatever that function returns is
what calls to the mock return. The side_effect function is called with
the same arguments as the mock. This allows you to vary the return
value of the call dynamically, based on the input:
>>> def side_effect(value):
...
How to turn off INFO logging in Spark?
I installed Spark using the AWS EC2 guide and I can launch the program fine using the bin/pyspark script to get to the spark prompt and can also do the Quick Start quide successfully.
...
How to have the cp command create any necessary folders for copying a file to a destination [duplica
... the mkdir/cp command above. It just creates a single level of folder. Actually I'm not sure when it can be useful.
– Penghe Geng
Apr 13 '15 at 14:30
...
Are the decimal places in a CSS width respected?
...r. While they do round up visually by themselves, they also don't take up extra space when put next to other fractionally dimensioned elements: cssdesk.com/8R2rB
– Sandy Gifford
Apr 7 '14 at 16:56
...
How to use ng-repeat for dictionaries in AngularJs?
... (assuming dictionary is in a variable called d):
my.component.ts:
keys: string[] = []; // declaration of class member 'keys'
// component code ...
this.keys = Object.keys(d);
my.component.html: (will display list of key:value pairs)
<ul *ngFor="let key of keys">
{{key}}: {{d[key]}...
Using Pylint with Django
...derstands Django.
This Pylint plugin for Django works quite well:
pip install pylint-django
and when running pylint add the following flag to the command:
--load-plugins pylint_django
Detailed blog post here.
share
...
How do I break out of a loop in Scala?
...nt) {
sum += i; if (sum < max) addTo(i+1,max)
}
addTo(0,1000)
(1c) Fall back to using a while loop
var sum = 0
var i = 0
while (i <= 1000 && sum <= 1000) { sum += 1; i += 1 }
(2) Throw an exception.
object AllDone extends Exception { }
var sum = 0
try {
for (i <- 0 to 1...