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The 'json' native gem requires installed build tools
...ou are using the right devkit installer for your version of Ruby. The documentation at devkit wiki page has a requirements note saying:
For RubyInstaller versions 1.8.7, 1.9.2, and 1.9.3 use the DevKit
4.5.2
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How to disable typing special characters when pressing option key in Mac OS X? [closed]
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I was having the exact same problem, in the exact same IDE.
The solution to this is to download Ukulele from here:
http://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=ukelele
In the application you can create a new keylayout using File...
How can I output a UTF-8 CSV in PHP that Excel will read properly?
I've got this very simple thing that just outputs some stuff in CSV format, but it's got to be UTF-8. I open this file in TextEdit or TextMate or Dreamweaver and it displays UTF-8 characters properly, but if I open it in Excel it's doing this silly íÄ kind of thing instead. Here's what I've got at...
Android Studio: Module won't show up in “Edit Configuration”
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For me just clicking the "Sync Project with Gradle Files" fixed it. I was really worried I had busted things beyond repair.
– startoftext
Aug 17 '15 at 6:13
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Are global variables in PHP considered bad practice? If so, why?
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When people talk about global variables in other languages it means something different to what it does in PHP. That's because variables aren't really global in PHP. The scope of a typical PHP program is one HTTP request. Session variables actually have a wider scope than PHP "global" v...
Developing for Android in Eclipse: R.java not regenerating
... clean on the project it should regenerate all the generated Java files, namely R.
...and...
In Eclipse, under the Project menu, is an option build automatically.
That would help you build the R.java file everytime modifications are
made. The Clean... option is also there under Project.
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How do I show/hide a UIBarButtonItem?
...e object to the end of the array.
// If you want to add the button somewhere else, use the `insertObject:atIndex:`
// method instead of the `addObject` method.
[toolbarButtons addObject:self.myButton];
[self setToolbarItems:toolbarButtons animated:YES];
}
Because it is stored in...
How to remove EXIF data without recompressing the JPEG?
I want to remove the EXIF information (including thumbnail, metadata, camera info... everything!) from JPEG files, but I don't want to recompress it, as recompressing the JPEG will degrade the quality, as well as usually increasing the file size.
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Programmatically selecting text in an input field on iOS devices (mobile Safari)
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This worked for me but had to include stopping the mouseup on the same inputs.
– DuStorm
May 25 '12 at 21:31
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