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how can you easily check if access is denied for a file in .NET?
...heck unless I have to. Is there a file access property I can check before hand?
6 Answers
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Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
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The explanation comes from Agner Fog in Optimizing software in C++ and it reduces to how data is accessed and stored in the cache.
For terms and detailed info, see the wiki entry on caching, I'm gonna narrow it down here.
A cache is organized in sets and lines. At a time, only one set is u...
Can't ignore UserInterfaceState.xcuserstate
...is currently tracked, use git rm --cached.
Use this, replacing [project] and [username] with your info:
git rm --cached [project].xcodeproj/project.xcworkspace/xcuserdata/[username].xcuserdatad/UserInterfaceState.xcuserstate
git commit -m "Removed file that shouldn't be tracked"
Alternatively y...
How to test a confirm dialog with Cucumber?
I am using Ruby on Rails with Cucumber and Capybara.
10 Answers
10
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Where in a virtualenv does the custom code go?
...en using virtualenv ? For instance, if I were building a WSGI application and created a virtualenv called foobar I would start with a directory structure like:
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Pagination in a REST web application
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In my mind, page is a floating concept, and not related to the underlying domain. And therefore should not be considered as a resource. I mean floating in the sense that it is fluid, that the concept of page changes with the context; one user of your API may be a m...
Generic method multiple (OR) type constraint
...t types. That means you could just as well leave out the generic parameter and provide overloads.
– Botz3000
May 31 '12 at 13:00
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Is it sometimes bad to use ?
...ments, for example <p>Stuff</p><p>Other stuff</p>, and then using CSS to space the blocks out properly.
There are cases where <br> is semantically valid, i.e. cases where the line break is part of the data you're sending. This is really only limited to 2 use cases - po...
Reading a plain text file in Java
It seems there are different ways to read and write data of files in Java.
28 Answers
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Why is it OK to return a 'vector' from a function?
...a copy of the return value actually (available at least with the current standard).
– πάντα ῥεῖ
Feb 9 '15 at 20:46
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