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When correctly use Task.Run and when just async-await

I would like to ask you on your opinion about the correct architecture when to use Task.Run . I am experiencing laggy UI in our WPF .NET 4.5 application (with Caliburn Micro framework). ...
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How do you do a case insensitive search using a pattern modifier using less?

...t seems like the only way to do this is to pass the -i parameter in when you initially run less. Does anyone know of some secret hack to make something like this work ...
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String.replaceAll single backslashes with double backslashes

...g to convert the String \something\ into the String \\something\\ using replaceAll , but I keep getting all kinds of errors. I thought this was the solution: ...
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Rotating a point about another point (2D)

I'm trying to make a card game where the cards fan out. Right now to display it Im using the Allegro API which has a function: ...
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What is the meaning of the CascadeType.ALL for a @ManyToOne JPA association

I think I misunderstood the meaning of cascading in the context of a @ManyToOne relationship. 6 Answers ...
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What is the difference between a regular string and a verbatim string?

I have a trial version of Resharper and it always suggests that I switch regular strings to verbatim strings. What is the difference? ...
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Can I create more than one repository for github pages?

I created a repository for hosting a blog on github.Is there any way that I can create more to host multiple blogs?Am I limited to just one repository for hosting(since username.github.com can only be used once?) ...
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The differences between .build, .create, and .create! and when should they be used?

So I've been seeing people using .build , .create , and .create! within their controllers more and more lately. What's the difference from just using .new and passing the param'd object and then .save ? Are there pros and cons? Does using these other methods offer benefits? ...
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ASP.NET “special” tags

... is "server-side scripting delimiters" or "ASP.NET inline expressions". Visual Studio 2008 syntax highlighting settings dialog calls these "HTML Server-Side Script". Microsoft guys call them "code nuggets" in their blogs. <%@ %> is a Directive for ASP.NET Web Pages. Used for pages and contro...
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Cost of len() function

What is the cost of len() function for Python built-ins? (list/tuple/string/dictionary) 5 Answers ...