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gem install: Failed to build gem native extension (can't find header files)
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this worked when i had a problem trying to create an app using ruby on rails. it complained about how it can't install json and bundler can't continue. installing ruby-devel worked.
– Jack
Nov 4 '12 at 20:43
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Enable 'xp_cmdshell' SQL Server
...the previous values, you can read them from sys.configurations first, then apply them in reverse order at the end. We can also avoid unnecessary reconfigure calls:
declare @prevAdvancedOptions int
declare @prevXpCmdshell int
select @prevAdvancedOptions = cast(value_in_use as int) from sys.configu...
Should I avoid 'async void' event handlers?
... @AlexHopeO'Connor: It's been a while since I've worked with a WPF app, but I've used solutions similar to that in the past. I.e., make the ICommand.Execute method async void; I consider this acceptable since ICommand.Execute is logically an event handler.
– Stephen Cle...
How to detect UI thread on Android?
...o detect if Thread.currentThread() is the Android system UI thread in an application?
I would like to put some asserts in my model code that asserts that only one thread ( eg the ui thread) accesses my state, to assure that no kind of synchronization is necessary.
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Input from the keyboard in command line application
I am attempting to get the keyboard input for a command line app for the new Apple programming language Swift.
19 Answers
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How do I load the contents of a text file into a javascript variable?
I have a text file in the root of my web app http://localhost/foo.txt and I'd like to load it into a variable in javascript.. in groovy I would do this:
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Where can I find Android source code online? [closed]
Particularly, where can I browse the source code for any android source application(e.g.the contact application) ? Is the only way to go to download all there is?
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Get class name of object as string in Swift
...following, which is no ideal. ''let name = String(self) name String "<MyAppName.MyClassName: 0x########>"''
– CodeBender
Jul 19 '16 at 16:39
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Disable intellij indexing on specific folder
...my project I have .deploy folder which is created/updated when I deploy my app locally. Is it possible to disable indexing on that folder? Everything slows down whenever I deploy and it's really annoying - I have to wait a few minutes whilist intellij doing unnecessary indexing. In module view I exc...
How to create a simple map using JavaScript/JQuery [duplicate]
...table there will show that this isn't ready to used in general purpose web apps yet.
In the meantime, the best you can do is:
Deliberately use Strings as keys. I.e. use explicit strings as keys rather than relying on the implicit .toString-ing of the keys you use.
Ensure that the objects you are ...