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Create list of single item repeated N times

I want to create a series of lists, all of varying lengths. Each list will contain the same element e , repeated n times (where n = length of the list). ...
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How to change the background color of the options menu?

... After spending a considerable amount of time trying all the options, the only way I was able to get an app using AppCompat v7 to change the overflow menu background was using the itemBackground attribute: <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar"&...
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Fix warning “Capturing [an object] strongly in this block is likely to lead to a retain cycle” in AR

...r using it inside the block should be ok, but it still shows the warning. __block ASIHTTPRequest *request = [[ASIHTTPRequest alloc] initWithURL:... [request setCompletionBlock:^{ NSDictionary *jsonDictionary = [[CJSONDeserializer deserializer] deserialize:request.responseData error:nil]; r...
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Correct way to write line to file?

...ing files opened in text mode (the default); use a single '\n' instead, on all platforms. Some useful reading: The with statement open() 'a' is for append, or use 'w' to write with truncation os (particularly os.linesep) ...
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$_POST vs. $_SERVER['REQUEST_METHOD'] == 'POST'

Some guy called one of my Snipplr submissions "crap" because I used if ($_SERVER['REQUEST_METHOD'] == 'POST') instead of if ($_POST) ...
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What's the difference between globals(), locals(), and vars()?

... the same dict each time - it's attached to the stack frame object as its f_locals attribute. The dict's contents are updated on each locals() call and each f_locals attribute access, but only on such calls or attribute accesses. It does not automatically update when variables are assigned, and assi...
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Are unused CSS images downloaded?

... "unused" and thusly, any images won't be downloaded. Chrome 26 (possibly all of them, not sure), does download CSS images if they are applied to the <noscript> element, even when JS is enabled. (It isn't immediately clear to me why though, perhaps this is a bug?). It does not download CSS i...
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Deciding between HttpClient and WebClient

Our web app is running in .Net Framework 4.0. The UI calls controller methods through ajax calls. 7 Answers ...
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How to reference a file for variables using Bash?

I want to call a settings file for a variable, how can I do this in bash? 9 Answers 9 ...
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SEH stack 结构探索(1)--- 从 SEH 链的最底层(线程第1个SEH结构)说起 -...

...是什么时候构建的,我在线程启动例程找到答案:ntdll32!_RtlUserThreadStart()里。0:000:x86> uf ntdll32!_Rt...线程的第 1 个 SEH 结构是什么时候构建的,我在线程启动例程找到答案:ntdll32!_RtlUserThreadStart() 里。 0:000:x86> uf ntdll32!_RtlU...