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What's the difference between the 'ref' and 'out' keywords?
... been set by that method, if it has been initialized before the method was called? I mean, can the called method read what the calling method passed to it as an argument?
– Panzercrisis
Mar 25 '16 at 13:46
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An async/await example that causes a deadlock
...Click for UI / MyController.Get for ASP.NET):
The top-level method calls GetJsonAsync (within the UI/ASP.NET context).
GetJsonAsync starts the REST request by calling HttpClient.GetStringAsync (still within the context).
GetStringAsync returns an uncompleted Task, indicating the REST req...
jQuery UI DatePicker to show month year only
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Calling 'setDate' will reopen the picker in some browsers. To prevent this, disabled and enabled the picker: $(this).datepicker('disable'); $(this).datepicker('setDate', new Date(year1, month1, 1)); $(this).da...
Can I change the Android startActivity() transition animation?
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Starting from API level 5 you can call overridePendingTransition immediately to specify an explicit transition animation:
startActivity();
overridePendingTransition(R.anim.hold, R.anim.fade_in);
or
finish();
overridePendingTransition(R.anim.hold, R.anim.f...
Synchronously waiting for an async operation, and why does Wait() freeze the program here
...ng for the entire task to complete, you have a deadlock.
Moving the async call to Task.Run() solves the issue.
Because the async call is now running on a thread pool thread, it doesn't try to come back to the UI thread, and everything therefore works.
Alternatively, you could call StartAsTask().Co...
Image loaded event in for ng-src in AngularJS
I have images looking like <img ng-src="dynamically inserted url"/> . When a single image is loaded, I need to apply iScroll refresh() method so that to make image scrollable.
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ruby system command check exit code
I have a bunch of system calls in ruby such as the following and I want to check their exit codes simultaneously so that my script exits out if that command fails.
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Which data type for latitude and longitude?
...nctionality PostGIS offers, Postgres (nowadays) offers an extension module called earthdistance. It uses the point or cube data type depending on your accuracy needs for distance calculations.
You can now use the earth_box function to -for example- query for points within a certain distance of a lo...
“open/close” SqlConnection or keep open?
...ith static methods. Each of these methods opens/closes SQL connection when called:
6 Answers
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Setting up a JavaScript variable from Spring model by using Thymeleaf
...ting that the defaultanyvalue will only be used when running the page statically, i.e. outside a web container. If ran inside a container and the variable message hasn't been declared the resulting source code will be var message = null;
– Felipe Leão
May 10 '...