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Difference between framework and static library in xcode4, and how to call them
... thanks it's clear, but how can I call a class in a static library from within a .m file ? Is it enough to call #import "MyClass.h", besides adding in "link binaries with libraries" ?
– Leonardo
Jun 5 '11 at 21:25
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Difference between shadowing and overriding in C#?
...en by a sub-class and calls to that method even on the super-class type or from inside code of the super-class will call the replacement implementation from the sub-class.
Then a concrete method is shown (one not marked as virtual or abstract) being hidden by using the new keyword when defining a m...
Get margin of a View
How can I get the margin value of a View from an Activity? The View can be of any type.
4 Answers
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How to get the start time of a long-running Linux process?
... with formatters to get PID, command run, and date+time started.
Example (from Debian/Jessie command line)
$ ps -eo pid,lstart,cmd
PID CMD STARTED
1 Tue Jun 7 01:29:38 2016 /sbin/init
2 Tue Jun 7 01:29:38 2016 [kthreadd] ...
How can I get sin, cos, and tan to use degrees instead of radians?
...
Multiply the input by Math.PI/180 to convert from degrees to radians before calling the system trig functions.
You could also define your own functions:
function sinDegrees(angleDegrees) {
return Math.sin(angleDegrees*Math.PI/180);
};
and so on.
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POST request via RestTemplate in JSON
... that I used. It took me quite a bit of a long time to piece together code from different places to get a working version.
RestTemplate restTemplate = new RestTemplate();
String url = "endpoint url";
String requestJson = "{\"queriedQuestion\":\"Is there pain in your hand?\"}";
HttpHeaders headers ...
Can't find @Nullable inside javax.annotation.*
... .
I found some tutorials on the net, I noticed that this annotation comes from the package javax.annotation.Nullable ;
but when I import it a compilation error is generated: cannot find symbol
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Difference between Django's annotate and aggregate methods?
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I would focus on the example queries rather than your quote from the documentation. Aggregate calculates values for the entire queryset. Annotate calculates summary values for each item in the queryset.
Aggregation
>>> Book.objects.aggregate(average_price=Avg('price'))
{'av...
Is git not case sensitive?
...
looks like this was right (except that I was changing from capital letters to downcase)
– JAkk
Dec 12 '11 at 22:30
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Setting unique Constraint with fluent API?
... Not if you want to keep your domain model completely separate from storage concerns.
– Rickard Liljeberg
Oct 26 '14 at 20:40
4
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