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`require': no such file to load — mkmf (LoadError)
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After some search for a solution it turns out the -dev package is needed, not just ruby1.8. So if you have ruby1.9.1 doing
sudo apt-get install ruby1.9.1-dev
or to install generic ruby version, use (as per @lamplightdev comment):
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Invalid date format specification in gemspec
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Try running "gem pristine [gemname]" for the gems that are causing those warnings.
– Michael
Sep 12 '11 at 20:50
2
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Android SDK installation doesn't find JDK
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Press Back when you get the notification and then Next. This time it will find the JDK.
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Applications are expected to have a root view controller at the end of application launch
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I had this same problem. Check your main.m. The last argument should be set to the name of the class that implements the UIApplicationDelegate protocol.
retVal = UIApplicationMain(argc, argv, nil, @"AppDelegate");
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Reset select2 value and show placeholder
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You must define the select2 as
$("#customers_select").select2({
placeholder: "Select a customer",
initSelection: function(element, callback) {
}
});
To reset the select2
$("#customers_select").select2("val", "");
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Visual Studio “Find” results in “No files were found to look in. Find stopped progress.”
Sometimes while developing in Visual Studio IDE, when you use "Find in Files" dialog to find something, the search fails and you will see the following message in the "Find Results" window.
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Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
...ruby-dev
Or, if that doesn't work, depending on your ruby version, run something like:
sudo apt-get install ruby1.9.1-dev
Should fix your problem.
Still not working? Try the following after installing ruby-dev:
sudo apt-get install make
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ADB Android Device Unauthorized
...ed on ADB for whatever reason.
1. Check if authorized:
<ANDROID_SDK_HOME>\platform-tools>adb devices
List of devices attached
4df798d76f98cf6d unauthorized
2. Revoke USB Debugging on phone
If the device is shown as unauthorized, go to the developer options on the phone and click...
“Unresolved inclusion” error with Eclipse CDT for C standard library headers
... to specify the filesystem path where stdio.h is located.
The Eclipse documentation describes this in several sections for the compiler:
Adding include paths and symbols
C/C++ Project Properties, Paths and Symbols, Includes
And if the code-completion/indexer or preprocessor specifically also ca...
How do I enable file editing in Visual Studio's debug mode?
...top debugging to edit files. Very annoying.
I enabled Edit and Continue. Same result.
I disabled Edit and Continue - Same result.
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