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Determine if running on a rooted device
... environment variable and checks if a "su" file exists in one of them.
In order to truly check for root access the "su" command must actually be run. If an app like SuperUser is installed, then at this point it may ask for root access, or if its already been granted/denied a toast may be shown indi...
Difference between Lookup() and Dictionary(Of list())
...ogically can hold data organized in a similar way and both are of the same order of efficiency. The main difference is a Lookup is immutable: it has no Add() methods and no public constructor (and as Jon mentioned you can query a non-existent key without an exception and have the key as part of the...
Reliable method to get machine's MAC address in C#
...rkInterfaceType.Loopback); var sortedNetworks = activeNetworks.OrderByDescending(ni => ni.Speed); return sortedNetworks.First().GetPhysicalAddress().ToString();
– Graham Laight
Nov 22 '13 at 17:03
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Using tags in the with other HTML
...t to have embedded CSS that only applies to a particular chunk of HTML, in order to develop encapsulated, modular components with specific stylings.
Update as of Feb 2019, according to the Mozilla documentation, the scoped attribute is deprecated. Chrome stopped supporting it in version 36 (2014...
How can I deploy an iPhone application from Xcode to a real iPhone device?
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Free Provisioning after Xcode 7
In order to test your app on a real device rather than pay the Apple Developer fee (or jailbreak your device), you can use the new free provisioning that Xcode 7 and iOS 9 supports.
Here are the steps taken more or less from the...
What is the standard naming convention for html/css ids and classes?
...at describe the object can also fall into four categories (which should be ordered from left to right):
Object, Object-Descriptor, Action, and Action-Descriptor.
car - a noun, and an object
new - an adjective, and an object-descriptor that describes the object in more detail
turned - a verb,...
Prepend a level to a pandas MultiIndex
...oo'
df.set_index('Firstlevel', append=True, inplace=True)
And change the order if needed with:
df.reorder_levels(['Firstlevel', 'A', 'B'])
Which results in:
Vals
Firstlevel A B
Foo a1 b1 0.871563
b2 0.494001
a2 b3 -0.167811
...
Adaptive segue in storyboard Xcode 6. Is push deprecated?
...does a slide up from bottom. If I try to ‘push’ I get a crash since in order to do push I must have navigation controller. So it would seem that ‘show’ will do a push in the case where a navigation controller is provided and do a present with a modal transition style if a navigation controll...
When serving JavaScript files, is it better to use the application/javascript or application/x-javas
...ht be true. Some day the newest browsers might reject the old technique in order to be strictly standard's compliant.
But until people viewing my website start complaining that "ever since upgrading my browser, about 50% of your website disappeared", I have no motive to change the code in my website...
How does @synchronized lock/unlock in Objective-C?
...tuff is more complex, but I didn't feel like writing section directives in order build the DWARF3 unwind tables ;-)
– Louis Gerbarg
Aug 1 '09 at 1:33
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