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Most efficient way to determine if a Lua table is empty (contains no entries)?
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155
Your code is efficient but wrong. (Consider {[false]=0}.) The correct code is
if next(myTabl...
Can I avoid the native fullscreen video player with HTML5 on iPhone or android?
I've built a web app that uses the HTML5 tag and JavaScript code that renders other content synchronized with the running video. It works great in desktop browsers: Firefox, Chrome, and Safari. On an iPhone or a DroidX, the native video player pops up and takes over the screen, thus obscuring the o...
Best way to give a variable a default value (simulate Perl ||, ||= )
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15
I'd argue the spaceship operator has merit too.
– Mariano
Jun 11 '17 at 5:41
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diff current working copy of a file with another branch's committed copy
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155
The following works for me:
git diff master:foo foo
In the past, it may have been:
git diff ...
Display back button on action bar
...finish it.
– Igor
Jan 31 '16 at 20:25
3
Make sure you set the parent activity in AndroidMenifest....
How to update npm
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Andre Miras
2,5603636 silver badges4343 bronze badges
answered Jul 15 '14 at 13:55
Yauhen YakimovichYauhen Yakimovi...
How to Apply Gradient to background view of iOS Swift App
...AGradientLayer!
init() {
let colorTop = UIColor(red: 192.0 / 255.0, green: 38.0 / 255.0, blue: 42.0 / 255.0, alpha: 1.0).cgColor
let colorBottom = UIColor(red: 35.0 / 255.0, green: 2.0 / 255.0, blue: 2.0 / 255.0, alpha: 1.0).cgColor
self.gl = CAGradientLayer()
s...
How to decorate a class?
In Python 2.5, is there a way to create a decorator that decorates a class? Specifically, I want to use a decorator to add a member to a class and change the constructor to take a value for that member.
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How to stop a program running under Eclipse?
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Pico Riley
11355 bronze badges
answered Feb 11 '11 at 18:36
VarunVarun
31.3k44 gold badges46...
Android emulator and virtualbox cannot run at same time
...option :P
– Richard de Wit
Nov 20 '15 at 11:46
4
This solution #@%!'s due to the fact that i need...