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Multiple lines of text in UILabel
...bedded line breaks, set UILineBreakModeWordWrap and numberOfLines = 0, and then have the label auto-size the height automagically, all the while still designing in IB. I'm thinking of the case where the view is resized to landscape, where line breaks in the label might be problematic. Or ... I coul...
What's the difference between Thread start() and Runnable run()
...n the current running thread synchronously.
If you are using Thread.run() then you are not using the features of multi threading at all.
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“query function not defined for Select2 undefined error”
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I also got the same error when using ajax with a textbox then i solve it by remove class select2 of textbox and setup select2 by id like:
$(function(){
$("#input-select2").select2();
});
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What is the difference between a HashMap and a TreeMap? [duplicate]
...p, developer can give (String.CASE_INSENSITIVE_ORDER) with String keys, so then the comparator ignores case of key while performing comparison of keys on map access. This is not possible to give such option with HashMap - it is always case sensitive comparisons in HashMap.
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C++, What does the colon after a constructor mean? [duplicate]
...o assign in the constructor body, first the default constructor is called, then the assignment operator is called. This is a bit wasteful, and sometimes there's no equivalent assignment operator.
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Can I mix MySQL APIs in PHP?
...ng() will silently try make a connection with the default parameters which then worked for OP. So it just made the connection to get the character set. So OP has 2 connections
– Rizier123
Dec 10 '15 at 19:49
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Swap key with value JSON
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Get the keys of the object, and then use the Array's reduce function to go through each key and set the value as the key, and the key as the value.
const data = {
A: 1,
B: 2,
C: 3,
D: 4
}
const newData = Object.keys(data).reduce(function(...
Why use def main()? [duplicate]
...ugh, or if I feel putting all that code inside a function will benefit me, then I refactor the code and do it. This also happens when I write bash scripts.
Even if you put code inside the main function, you are not required to write it exactly like that. A neat variation could be:
import sys
def ma...
Swift performSelector:withObject:afterDelay: is unavailable [duplicate]
...eed to throw in the @objc attribute to force a selector despite Swift, and then probably you'd be smart to use NSRunLoop directly but you could inherit from NSObject to get the old performSelectors.
– Tommy
Jun 11 '14 at 19:00
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Get a pixel from HTML Canvas?
... to cache the ImageData object for the whole image (0,0,width,height), and then compute the index using idx = (y * width + x) * 4 like Georg's answer. However, don't forget to refresh that cached object every time the image changes.
– noio
Oct 28 '13 at 12:30
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