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Change R default library path using .libPaths in Rprofile.site fails to work
...zed whether using R or Rstudio, and Rstudio treats it as the default on my Mac machine. I hadn't seen it laid out this explicitly on SO, so I summarized the steps they provided, for Windows and then for Mac.
For a Windows 7 OS:
Create a directory on the drive where you want to have your personal...
Which UUID version to use?
...version 4.
Version 1: This generates a unique ID based on a network card MAC address and a timer. These IDs are easy to predict (given one, I might be able to guess another one) and can be traced back to your network card. It's not recommended to create these.
Version 4: These are generated from r...
Cross compile Go on OSX?
...is in the system dir. Otherwise you need to be logged in as super user. On Mac you may need to enable/configure SU access (it is not available by default), but if you have managed to install Go you possibly already have root access.
2) Once you have all cross compilers built, you can happily cross ...
Finding local IP addresses using Python's stdlib
...yname(socket.gethostname())
This won't work always (returns 127.0.0.1 on machines having the hostname in /etc/hosts as 127.0.0.1), a paliative would be what gimel shows, use socket.getfqdn() instead. Of course your machine needs a resolvable hostname.
...
Microsoft Excel mangles Diacritics in .csv files?
... options carefully.)
* Except when you can't, (at least) Excel 2011 for Mac's Import Wizard does not actually always work with all encodings, regardless of what you tell it. </anecdotal-evidence> :)
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使用App Inventor扩展实现多点触控：Scale Detector · App Inventor 2 中文网
...
请记住，扩展机制仍然不稳定并且正在开发中。 随着系统的发展，你在步骤 (2) 和 (3) 中构建的任何 aia 文件可能需要重新构建。
内容
多点触控演示应用
实现ScaleDetector扩展
App Inventor 没有内置多点触控功能。添加多点...
Why is reading lines from stdin much slower in C++ than Python?
...ss -c ./a.out < in
CALL COUNT
__mac_syscall 1
<snip>
open 6
pread 8
mprotect 17
mmap ...
Is it possible to get the iOS 5.1 SDK for Xcode 4.2 on Snow Leopard?
...un code on a device running iOS 5.1 you can do this:
If you have another Mac running Lion and Xcode 4.3.1 you can copy the files from:
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport/5.1 (9B176)
Place the copied files in the equivalent place on your Snow L...
Styling input buttons for iPad and iPhone
...input buttons on my website, but on IOS devices the styling is replaced by Mac's default buttons. Is there a way to style buttons for iOS, or a way to maybe make a hyperlink that behaves like a submit button?
...
Why does the C preprocessor interpret the word “linux” as the constant “1”?
... a complex maze of #ifdefs to allow for differences between systems. These macro definitions were generally set by the compiler itself, not defined in a library header file. Since there were no real rules about which identifiers could be used by the implementation and which were reserved for program...