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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...y Literals
Previously:
dict = [NSDictionary dictionaryWithObjects:@[o1, o2, o3]
forKeys:@[k1, k2, k3]];
Now:
dict = @{ k1 : o1, k2 : o2, k3 : o3 };
NSNumber Literals
Previously:
NSNumber *number;
number = [NSNumber numberWithChar:'X'];
number = [NSNumber n...
What does the “-U” option stand for in pip install -U
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answered Sep 15 '12 at 6:50
Martijn Pieters♦Martijn Pieters
839k212212 gold badges32183218 silver badges28092809 bronze badges
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Where is the 'tests output pane'?
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edited May 23 '17 at 12:26
Community♦
111 silver badge
answered Jun 11 '13 at 18:25
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iTextSharp - Sending in-memory pdf in an email attachment
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edited Jul 28 '09 at 19:22
answered Jul 28 '09 at 19:05
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CSS display:table-row does not expand when width is set to 100%
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edited Aug 13 '10 at 20:01
answered Aug 13 '10 at 19:55
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Plotting with seaborn using the matplotlib object-oriented interface
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230
It depends a bit on which seaborn function you are using.
The plotting functions in seaborn a...
RelativeLayout is taking fullscreen for wrap_content
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266
From the RelativeLayout doc:
Class Overview
A Layout where the positions of the children can ...
In Python, how do you convert seconds since epoch to a `datetime` object?
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420
datetime.datetime.fromtimestamp will do, if you know the time zone, you could produce the same ...
Loadbalancing web sockets
...TCP/IP. We have tested Autobahn (a high-performance WebSocket server) with 200k active connections on a 2 core, 4GB RAM VM.
Also note that you can do L7 load-balancing on the HTTP path announced during the initial WebSocket handshake. In that case the load balancer has to maintain state (which sour...
How to generate controller inside namespace in rails
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answered Feb 23 '13 at 17:45
Chris PetersChris Peters
16.7k66 gold badges4343 silver badges6363 bronze badges
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