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Is it possible to determine whether ViewController is presented as Modal?
...s also a UITabBarController class, then there is no way to do that, except by using a modal presentation
[[[self tabBarController] parentViewController] isKindOfClass:[UITabBarController class]]);
//iOS 5+
if (!isModal && [self respondsToSelector:@selector(presentingView...
React.js: Identifying different inputs with one onChange handler
...need to keep "total" as a separate value in state because it is composable by adding other values in your state:
var Hello = React.createClass({
getInitialState: function() {
return {input1: 0, input2: 0};
},
render: function() {
const total = this.state.input1 + this.st...
How do I parse command line arguments in Bash?
... If you use -gt 0, remove your shift after the esac, augment all the shift by 1 and add this case: *) break;; you can handle non optionnal arguments. Ex: pastebin.com/6DJ57HTc
– Nicolas Lacombe
Jun 19 '16 at 21:22
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When does System.gc() do something?
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Yes, that's what I do as well. The values returned by Runtime.freeMemory() e.g. are only really meaningful after a System.gc(), because normally you want to know how much memory is blocked by uncollectable instances. Only to be used in debugging/memory profiling of course, ne...
What is the difference between . (dot) and $ (dollar sign)?
...x
In other words in a chain of $s, all but the final one can be replaced by .
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Using 'starts with' selector on individual class names
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componenthouse.com/article-19 : If you look in the get by class section, using the regular dot syntax is usually a decent bit faster than treating the class as an attribute. Add the substring searching (and the additional work he'll have to do to break out elements with multiple ...
Best way to generate random file names in Python
...e you have the unique filename it can be used like any regular file. Note: By default the file will be deleted when it is
closed. However, if the delete parameter is False, the file is not
automatically deleted.
Full parameter set:
tempfile.NamedTemporaryFile([mode='w+b'[, bufsize=-1[, suffix=''[,...
Assign variables to child template in {% include %} tag Django
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Select every Nth element in CSS
...le to do this with a pure CSS selector. See my answer to this question.
By the way, there's not much of a difference between 4n and 4n + 4 with regards to :nth-child(). If you use the n variable, it starts counting at 0. This is what each selector would match:
:nth-child(4n)
4(0) = 0
4(1) = 4
4...
Clang optimization levels
...f some other passes have been run, and for example simplifycfg is required by multiple passes. And debug-pass=Arguments probably happens before deduplication. I removed the duplicates in my answer, thanks for your feedback.
– Antoine
Mar 27 '14 at 16:45
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