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What's the difference between the atomic and nonatomic attributes?
...).
Assuming that you are @synthesizing the method implementations, atomic vs. non-atomic changes the generated code. If you are writing your own setter/getters, atomic/nonatomic/retain/assign/copy are merely advisory. (Note: @synthesize is now the default behavior in recent versions of LLVM. Th...
How to specify new GCC path for CMake
...of the same name. That means your compiler is now hard-coded in your build script and you cannot give it a custom value. This will be a problem if you have multiple build environments with different compilers. You could just update your script each time you want to use a different compiler, but that...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...ink to my repo: https://github.com/aristocrates/pointer-lock-demo
The javascript code of importance is contained in app.js, in the canvasLoop(e) method.
The only thing I changed from the original demo was after the lines
x += movementX * 2;
y += movementY * 2;
I added two lines to represent ran...
Difference between std::system_clock and std::steady_clock?
... steady clock simply by checking is_steady and behave accordingly. However VS2012 seems to cheat a bit here :-)
If you need high precision clock I recommend for now writing your own clock that conforms to C++11 official clock interface and wait for implementations to catch up. It will be much bette...
windows batch SET inside IF not working
when I'm running this script (from a .bat file):
2 Answers
2
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Changing MongoDB data store directory
...ata directory needs to be chown'd to the mongod user for the service start scripts.
– Pete Garafano
Jul 16 '14 at 15:09
...
Boolean literals in PowerShell
...e also work as is when used as command line parameters for PowerShell (PS) scripts. For the below PS script which is stored in a file named installmyapp.ps1:
param (
[bool]$cleanuprequired
)
echo "Batch file starting execution."
Now if I've to invoke this PS file from a PS command line, this...
What is the difference between Session.Abandon() and Session.Clear()
...object is queued for deletion but is not actually deleted until all of the script commands on the current page have been processed. This means that you can access variables stored in the Session object on the same page as the call to the Abandon method but not in any subsequent Web pages.
For examp...
What are best practices that you use when writing Objective-C and Cocoa? [closed]
...precision arithmetic as opposed to single precision. References:
Double vs float on the iPhone
iPhone/iPad double precision math
On the older phones supposedly calculations operate at the same speed but you can have more single precision components in registers than doubles, so for many calcula...
UnicodeEncodeError: 'charmap' codec can't encode - character maps to , print function [du
...ly whatever chcp is. Or set PYTHONIOENCODING=:replace envvar (outside your script). No need to change your script if it prints Unicode already, configure your environment instead.
– jfs
Sep 6 '15 at 16:09
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