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How do I create a branch?
...d tagging are effectively the same. Just copy a whole folder in the repository to somewhere else in the repository using the svn copy command.
Basically this means that it is by convention what copying a folder means - whether it be a backup, tag, branch or whatever. Depending upon how you want to ...
Path to MSBuild
...talled VS2017 there, I couldn't find a single entry point in the registry for MsBuildToolsPath for the 15.0 toolset
– Paciv
Mar 8 '17 at 11:15
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Worth switching to zsh for casual use? [closed]
...Mac OS X is bash , which I'm generally happy to be using. I just take it for granted. It would be really nice if it auto-completed more stuff , though, and I've heard good things about zsh in this regard. But I don't really have the inclination to spend hours fiddling with settings to improve my...
How to append one file to another in Linux from the shell?
...lt/docker to give yourself write permissions on that file - be sure to restore the old file permissions once done
– danday74
Mar 9 '16 at 18:54
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How to set up a PostgreSQL database in Django
...to install psycopg2 Python library.
Installation
Download http://initd.org/psycopg/, then install it under Python PATH
After downloading, easily extract the tarball and:
$ python setup.py install
Or if you wish, install it by either easy_install or pip.
(I prefer to use pip over easy_instal...
How does C compute sin() and other math functions?
I've been poring through .NET disassemblies and the GCC source code, but can't seem to find anywhere the actual implementation of sin() and other math functions... they always seem to be referencing something else.
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'this' vs $scope in AngularJS controllers
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"How does this and $scope work in AngularJS controllers?"
Short answer:
this
When the controller constructor function is called, this is the controller.
When a function defined on a $scope object is called, this is the "scope in effect when the f...
Using a piano keyboard as a computer keyboard [closed]
...caused me pain. Playing piano does not cause me pain. I have played piano for around 20 years without any pain issues. I would like to know if there is a way to capture MIDI from a MIDI keyboard and output keyboard strokes. I know nothing at all about MIDI but I would like some guidance on how to co...
Geometric Mean: is there a built-in?
I tried to find a built-in for geometric mean but couldn't.
9 Answers
9
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What exactly does @synthesize do?
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In your example, mapView1 is an instance variable (ivar), a piece of memory storage that belongs to an instance of the class defined in example.h and example.m. mapView is the name of a property. Properties are attributes of an object that can be read or set using the dot notation: myObject.mapVi...