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How to tell if UIViewController's view is visible
I have a tab bar application, with many views. Is there a way to know if a particular UIViewController is currently visible from within the UIViewController ? (looking for a property)
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How to convert nanoseconds to seconds using the TimeUnit enum?
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This answer is now wrong - convert() and the toFoo() methods all return longs now docs.oracle.com/javase/6/docs/api/java/util/concurrent/…
– Riking
Jul 30 '13 at 1:58
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How to convert an OrderedDict into a regular dict in python3
...= OrderedDict([('method', 'constant'), ('data', '1.225')])
d2 = dict(d) # Now a normal dict
Now to check this:
>>> type(d2)
<class 'dict'>
>>> isinstance(d2, OrderedDict)
False
>>> isinstance(d2, dict)
True
NOTE: This also works, and gives same result -
>>&g...
How do I fix the Visual Studio compile error, “mismatch between processor architecture”?
...l make the warning go away and also state that your assembly or project is now no longer "Any CPU" compatible but now x86 specific. This is also applicable if you are building a 64 bit project that has an x64 dependency; you would just select x64 instead.
One other note, projects can be "Any CPU" c...
Difference between “module.exports” and “exports” in the CommonJs Module System
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At this time module.exports and exports pointing to the same reference.
Now, imagine you re-write
greet.js as
exports = function () {
console.log('Hello World');
};
console.log(exports);
console.log(module.exports);
the output will be
[Function]
{}
the reason is : module.exports is a...
What is the difference between pip and conda?
I know pip is a package manager for python packages. However, I saw the installation on IPython's website use conda to install IPython.
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php stdClass to array
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Great. Now works for stdClass objects that contain stdClass objects :)
– Vlad Preda
Sep 2 '13 at 15:56
add ...
How to delete a file via PHP?
...ause many down-votes) ... 2> wouldn't it be better if u put some code . now who has learning tendency they will surely visit those links and who doesn't have that they will again go to google to get a ready code .
– Ritabrata Gautam
Sep 13 '15 at 14:41
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android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi
... reason you should increase +2 pixel your canvas size's width and height ( now your image sizes are 722 x 1282 ).
I've left the blank 1 pixel gap at every side as directed the below.
Changing the canvas size by using Photoshop:
- Open a splash screen png file in Photoshop
- Click onto the lock ...
Is there a repo where you can download android virtual devices? [closed]
Does anyone know, if vendors provide or if there is a site where one could download AVD profiles for existing android devices on the market so you can run your apps in the emulator and basically see how they will run on said devices?
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