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Microsecond timing in JavaScript
...er of microseconds in the fractional (e.g. a value of 1000.123 is 1 second and 123 microseconds).
now() is monotonically increasing. This is important as Date.getTime() can possibly jump forward or even backward on subsequent calls. Notably, if the OS's system time is updated (e.g. atomic clock sy...
Design Patterns: Abstract Factory vs Factory Method
...ctory as it can create various related database objects such as connection and command objects.
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Add up a column of numbers at the Unix shell
..... | paste -sd+ - | bc
is the shortest one I've found (from the UNIX Command Line blog).
Edit: added the - argument for portability, thanks @Dogbert and @Owen.
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Detect Android phone via Javascript / jQuery
How would i detect that the device in use is an Android for a mobile website?
5 Answers
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How to convert CFStringRef to NSString?
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NSString and CFStringRef are "Toll free bridged", meaning that you can simply typecast between them.
For example:
CFStringRef aCFString = (CFStringRef)aNSString;
works perfectly and transparently. Likewise:
NSString *aNSString = ...
Android Studio: Android Manifest doesn't exists or has incorrect root tag
I got this error on Android Studio (AS):
11 Answers
11
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How to pass a parcelable object that contains a list of objects?
...elow, my object contains a List of Products. In my constructor how do I handle re-creating my Parcelable for the List ?
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Get the IP address of the machine
...) will let you do the same thing easily, it works fine for me on os x 10.5 and should be the same below.
I've done a quick example below which will print all of the machine's IPv4 address, (you should also check the getifaddrs was successful ie returns 0).
I've updated it show IPv6 addresses too.
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pg_config executable not found
...ed to install the Homebrew package manager first in order for the brew command to work.
– seane
Dec 2 '14 at 20:49
Wor...
How to set delay in android?
I want to set a delay between the command between changing background. I tried using a thread timer and tried using run and catch. But it isn't working. I tried this
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