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Task continuation on UI thread
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Call the continuation with TaskScheduler.FromCurrentSynchronizationContext():
Task UITask= task.ContinueWith(() =>
{
this.TextBlock1.Text = "Complete";
}, TaskScheduler.FromCurrentSynchronizationContext()...
Rollback to last git commit
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OK all is not lost! You can do git reflog this will allow you to see commits you did before the reset. You can then checkout those commits
– Chris Nevill
Aug 7 '15 at 11:50
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git pull while not in a git directory
...a directory, /X/Y , which is a git repository. Is it possible to somehow call a command like git pull from inside /X , but targeting the /X/Y directory?
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Is there a recommended way to return an image using ASP.NET Web API
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Images are heavy. ASP.NET WebForms, HttpHandlers, MVC, and Web API all do a absolutely terrible job of serving static files. IIS does an extremely good job of that - Often 20-100x more efficiently.
If you want to get good performance, do URL rewriting at the latest during PostAuthorizeRequ...
Latex Remove Spaces Between Items in List
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If you want to remove the spacing globally for every list in your document just put \setlist[itemize]{noitemsep} in your preamble.
– Fabian Winkler
Mar 13 '13 at 15:52
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The order of keys in dictionaries
...as a simplified example; it may or may not have any relation to how he actually plans to use it. I have previously encountered people who expected OrderedDict to return arbitrary insertions in sorted order, and so I felt I should point this out.
– Hugh Bothwell
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In Postgresql, force unique on combination of two columns
...I like the suggestion of a primary key over unique here, because we do not allow NULL values in this case. From the PostgeSQL docs: "Note that a unique constraint does not, by itself, provide a unique identifier because it does not exclude null values.)" postgresql.org/docs/8.1/static/ddl-constraint...
Easiest way to detect Internet connection on iOS?
... connection to the specific host is routable. That doesn't mean you're actually able to connect. Example: you connect your iPhone's wifi to your camera's wifi. Wifi is connected with a default gateway: all hosts will report reachable. But they are actually not -- the camera is a dead-end connection....
Performance - Date.now() vs Date.getTime()
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These things are the same (edit semantically; performance is a little better with .now()):
var t1 = Date.now();
var t2 = new Date().getTime();
However, the time value from any already-created Date instance is frozen at the time of its construction (or at whateve...
Effective way to find any file's Encoding
... == 0xff) return new UTF32Encoding(true, true); //UTF-32BE
// We actually have no idea what the encoding is if we reach this point, so
// you may wish to return null instead of defaulting to ASCII
return Encoding.ASCII;
}
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