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Repeat String - Javascript
...t is the best or most concise method for returning a string repeated an arbitrary amount of times?
30 Answers
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Android: How do I prevent the soft keyboard from pushing my view up?
...ical sliding drawer at the bottom of my app. When the soft keyboard opens, it pushes the tab for the drawer up, so it sits atop the keyboard. I actually want it to remain at the bottom of the screen, becoming hidden when the keyboard is shown.
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Image Processing: Algorithm Improvement for 'Coca-Cola Can' Recognition
...the word 'cans', you'll see why in a minute). You can see a sample below, with the can recognized in the green rectangle with scale and rotation.
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Why is isNaN(null) == false in JS?
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I believe the code is trying to ask, "is x numeric?" with the specific case here of x = null. The function isNaN() can be used to answer this question, but semantically it's referring specifically to the value NaN. From Wikipedia for NaN:
NaN (Not a Number) is a value of t...
Opening the Settings app from another app
Okay, I know that there are many question about it, but they are all from many time ago.
17 Answers
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Is it possible to use AutoLayout with UITableView's tableHeaderView?
Since I discovered AutoLayout I use it everywhere, now I'm trying to use it with a tableHeaderView .
29 Answers
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Creating an abstract class in Objective-C
I'm originally a Java programmer who now works with Objective-C. I'd like to create an abstract class, but that doesn't appear to be possible in Objective-C. Is this possible?
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
... will lay out members of a struct in the order in which they're declared, with possible padding bytes inserted between members, or after the last member, to ensure that each member is aligned properly.
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Most efficient way to create a zero filled JavaScript array?
What is the most efficient way to create an arbitrary length zero filled array in JavaScript?
41 Answers
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How to randomize (shuffle) a JavaScript array?
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The de-facto unbiased shuffle algorithm is the Fisher-Yates (aka Knuth) Shuffle.
See https://github.com/coolaj86/knuth-shuffle
You can see a great visualization here (and the original post linked to this)
function shuffle(array) {
var currentIndex = ...