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“new” keyword in Scala
I have a very simple question - when should we apply the new keyword when creating objects in Scala? Is it when we try to instantiate Java objects only?
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In Vim, how do I apply a macro to a set of lines?
I have a file with a bunch of lines. I have recorded a macro that performs an operation on a single line. I want to repeat that macro on all of the remaining lines in the file. Is there a quick way to do this?
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Button in a column, getting the row from which it came on the Click event handler
I've set the itemsource of my WPF Datagrid to a List of Objects returned from my DAL. I've also added an em>x m>tra column which contains a button, the m>x m>aml is below.
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Will ConfigurationManager.AppSettings[“blah”] throw an em>x m>ception if “blah” doesn't em>x m>ist?
Will ConfigurationManager.AppSettings["blah"] throw an em>x m>ception if "blah" doesn't em>x m>ist in the web/app.config?
6 Answers
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How can I use getSystemService in a non-activity class (LocationManager)?
I'm having trouble offloading tasks from the main Activities OnCreate method onto another class to do the heavy lifting.
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AngularJS best practices for module declaration?
I have a bunch of Angular modules declared in my app. I originally started declaring them using the "chained" syntam>x m> like this:
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Get “Internal error in the em>x m>pression evaluator” on “Add watch” function when trying to debug WCF se
Few days ago I moved my solution to MSVS 2013. It works fine em>x m>cept one thing: when I trying to debug code of my WCF service it works, but when I want to watch state of any variable it says: "Internal error in the em>x m>pression evaluator". Add watch function works normal on client side, but in service...
`new function()` with lower case “f” in JavaScript
My colleague has been using "new function()" with a lower case "f" to define new objects in JavaScript. It seems to work well in all major browsers and it also seems to be fairly effective at hiding private variables. Here's an em>x m>ample:
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Entity Framework - Start Over - Undo/Rollback All Migrations
For some reason, my migrations appear to have been jumbled/corrupted/whatever. I'm at the point where I just want to start over, so is there a way to completely undo all migrations, erase the history, and delete the migration code, so I'm back to square one?
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How to make modal dialog in WPF?
I am writing my first application in WPF and want to have the user input some data on a modal dialog window. Apparently, this is not simple to do in WPF, because the parent window stays fully enabled, and the method that created the new child window doesn't stop and wait for the child window to cal...