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Failed to build gem native extension (installing Compass)
...form the following:
1. Set Up Ruby Environment
Ensure ruby is installed and up to date: ruby -v
Update gem's sudo gem update --system
2. Set Up MAC Environment
Install the Xcode Command Line Tools this is the key to install Compass.
xcode-select --install
Installing the Xcode Command Line ...
Convert String to Float in Swift
... not a valid Float.
Old Solution
The best way to handle this is direct casting:
var WageConversion = (Wage.text as NSString).floatValue
I actually created an extension to better use this too:
extension String {
var floatValue: Float {
return (self as NSString).floatValue
}
}
...
How can I get a list of users from active directory?
...eded later from my list.
Depending on what you need, you may not need to cast to DirectoryEntry, but some properties are not available from UserPrincipal.
using (var searcher = new PrincipalSearcher(new UserPrincipal(new PrincipalContext(ContextType.Domain, Environment.UserDomainName))))
{
Li...
Copy paste text into iOS simulator
... UI items.
Completely separate from that: your mac has it's own clipboard and content. The Simulator program running on your mac provides the Edit > Paste Text menu item. The program implements that menu item by accessing your mac clipboard and types the text into the simulator as if the user us...
Access Container View Controller from Parent iOS
...amperVanViewController }).first which I think is a little better, since it casts and gets rid of any nils.
– SimplGy
May 4 '16 at 17:14
...
Use jQuery to get the file input's selected filename without the path
... @MikeDeSimone I've tested split('\\').pop(); on Win 7, Ubuntu 11.04 and Mac OS X and it works fine on all of them.
– Alex
Mar 8 '12 at 14:57
3
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App can't be opened because it is from an unidentified developer
I installed Mac OS X Mavericks (10.9) yesterday and since then I am not able to start my Eclipse. I am attaching a screenshot of the message I see.
...
How to use `subprocess` command with pipes
...or various reasons, not least of which is security. Instead, create the ps and grep processes separately, and pipe the output from one into the other, like so:
ps = subprocess.Popen(('ps', '-A'), stdout=subprocess.PIPE)
output = subprocess.check_output(('grep', 'process_name'), stdin=ps.stdout)
ps....
Installing SciPy and NumPy using pip
...ired libraries in a package I'm distributing. It requires both the SciPy and NumPy libraries.
While developing, I installed both using
...
Select + copy text in a TextView?
...xt that you want to show in the context menu - I use simply Copy");
//cast the received View to TextView so that you can get its text
TextView yourTextView = (TextView) v;
//place your TextView's text in clipboard
ClipboardManager clipboard = (ClipboardManager) getSystemService(CLI...