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How can I change UIButton title color?
...rint 0", for: UIControl.State.normal)
button.setTitleColor(UIColor.orange, for: UIControl.State.normal)
// Set button's frame
button.frame.origin = CGPoint(x: 100, y: 100)
button.sizeToFit()
// Add action to button
button.addTarget(self, action: #sel...
Interface or an Abstract Class: which one to use?
...it {
public function eat() {
// chew until core
}
}
class Orange extends Fruit {
public function eat() {
// peeling
// chew
}
}
Now I give you an apple and you eat it.
What does it taste like? It tastes like an apple.
<?php
$apple = new Apple();
$apple...
Does Python support short-circuiting?
...tement, but you could also state things very succinctly:
In [171]: name = raw_input('Enter Name: ') or '<Unkown>'
Enter Name:
In [172]: name
Out[172]: '<Unkown>'
In other words, if the return value from raw_input is true (not an empty string), it is assigned to name (nothing changes...
REST API 404: Bad URI, or Missing Resource?
...uggest to the user that they reformat their URI to look like /restapi/user/USER_ID
– nategood
Apr 5 '12 at 16:35
...
application/x-www-form-urlencoded or multipart/form-data?
... efficient encoding of binary data to save bandwidth (e.g. base 64 or even raw binary).
Why not use multipart/form-data all the time? For short alphanumeric values (like most web forms), the overhead of adding all of the MIME headers is going to significantly outweigh any savings from more efficie...
Node Version Manager install - nvm command not found
...minal: touch ~/.bash_profile
After, run this in terminal:
curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.1/install.sh | bash
Important... - DO NOT forget to Restart your terminal OR use command source ~/.nvm/nvm.sh (this will refresh the available commands in your system path).
In t...
Explanation of …
...
How would you do this alert in raw javascript with jquery?
– tremor
Oct 9 '13 at 21:01
3
...
How do you create optional arguments in php?
...'); // provides a one-element array
someVariadricFunc('apple', 'pear', 'orange', 'banana');
As you can see, this token basically turns all parameters to an array, which you can process in any way you like.
share
...
What is two way binding?
...w {el: $('.someEl'), model: model}
This is a pretty typical pattern in a raw Backbone application. As one can see, it requires a decent amount of (pretty standard) code.
AngularJS and some other alternatives (Ember, Knockout…) provide two-way binding as a first-citizen feature. They abstract ma...
document.getElementById vs jQuery $()
...
No.
Calling document.getElementById('id') will return a raw DOM object.
Calling $('#id') will return a jQuery object that wraps the DOM object and provides jQuery methods.
Thus, you can only call jQuery methods like css() or animate() on the $() call.
You can also write $(docum...