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eval command in Bash and its typical uses
...it was used in some private scripts at companies where I've worked. I just started using this technique again myself with xampp. Apache .conf files expand environment variables written ${varname}. I find it convenient to use identical .conf files on several different servers with just a few things p...
Calculate distance between two latitude-longitude points? (Haversine formula)
...ate2D) place1 andPlace2:(CLLocationCoordinate2D) place2 {
MKMapPoint start, finish;
start = MKMapPointForCoordinate(place1);
finish = MKMapPointForCoordinate(place2);
return MKMetersBetweenMapPoints(start, finish) / 1000;
}
...
How to take emulator screenshots using Eclipse?
...an't be able to launch emulator, it just showing black screen but does not start. do you have any idea on that ?
– dakshbhatt21
Jul 17 '14 at 14:09
1
...
Retrieve version from maven pom.xml in code
... (google for copious examples of how to do this, but here's an example for starters).
In Maven, enable resource filtering. This will cause Maven to copy that file into your output classes and translate the resource during that copy, interpreting the property. You can find some info here but you mo...
Technically what is the main difference between Oracle JDK and OpenJDK? [duplicate]
...r ages, initially for small projects where it has no problems. But since I started to play with it for big toys, I started to notice random/unknown fatal error and crashes (with H.264 codecs, etc.), and it was a nightmare till then to get ride of system crash+fatal errors caused by OpenJDK.
...
How do you log server errors on django sites
...se,
},
# Your own app - this assumes all your logger names start with "myapp."
'myapp': {
'handlers': ['logfile'],
'level': 'WARNING', # Or maybe INFO or DEBUG
'propagate': False
},
},
}
...
Enable bundling and minification in debug mode in ASP.NET MVC 4
...ns = true;
in your RegisterBundles method (BundleConfig class in the App_Start folder).
check http://www.asp.net/mvc/tutorials/mvc-4/bundling-and-minification for more info
You could also change your web.config:
<system.web>
<compilation debug="false" />
</system.web>
Bu...
UIView Infinite 360 degree rotation animation?
... }
}
}];
}
- (void)startSpin {
if (!animating) {
animating = YES;
[self spinWithOptions: UIViewAnimationOptionCurveEaseIn];
}
}
- (void)stopSpin {
// set the flag to stop spinning after one last 90 degree increment
an...
What is a bus error?
...object.
The mmap spec says that:
References within the address range starting at pa and continuing for len bytes to whole pages following the end of an object shall result in delivery of a SIGBUS signal.
And shm_open says that it generates objects of size 0:
The shared memory object has ...
How to get CSS to select ID that begins with a string (not in Javascript)?
...
[id^=product]
^= indicates "starts with". Conversely, $= indicates "ends with".
The symbols are actually borrowed from Regex syntax, where ^ and $ mean "start of string" and "end of string" respectively.
See the specs for full information.
...