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fatal error: malformed or corrupted AST file - Xcode

...olved the issue for me. In Xcode, go to Window->Organizer->Projects, select your project, and press the "Delete..." button next to "Derived data". If this doesn't work, you can try to do a Product->Clean (Cmd+Shift+k). ...
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How to delete (not cut) in Vim?

...while <leader>d deletes for real and <leader>p throws away the selected text and pastes the content of the default register. <leader>p allows me to paste the same text multiple times without having to use named registers. – romainl Aug 16 '12 ...
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Does order of where clauses matter in SQL?

...rstName) (or both) On the other hand - again for SQL Server - if you use SELECT * to grab all columns from a table, and the table is rather small, then there's a good chance the query optimizer will just do a table (or clustered index) scan instead of using an index (because the lookup into the fu...
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Add CSS or JavaScript files to layout head from views or partial views

...where IncludesCurrentBrowser(s.ServeTo) select s.Url); } return returnVal; } internal IEnumerable<string> UsedStyles() { SetOrder(); var returnVal = new List<string>(); ...
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push_back vs emplace_back

... vec.emplace_back("Hello") will work, since the const char* argument will be forwarded to the string constructor. This is the whole point of emplace_back. – Alexandre C. Aug 9 '11 at 20:28 ...
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How can I troubleshoot my Perl CGI script?

...rather than being buffered. You have to set this for each filehandle. Use select to change the default filehandle, like so: $|++; #sets $| for STDOUT $old_handle = select( STDERR ); #change to STDERR $|++; #sets $| for STDERR select( $old_hand...
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When should I use File.separator and when File.pathSeparator?

...e help of some code separator: Platform dependent default name-separator character as String. For windows, it’s ‘\’ and for unix it’s ‘/’ separatorChar: Same as separator but it’s char pathSeparator: Platform dependent variable for path-separator. For example PATH or CLASSPATH variab...
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How to convert a string to lower or upper case in Ruby

...irb -ractive_support/core_ext/string "STRING ÁÂÃÀÇÉÊÍÓÔÕÚ".mb_chars.downcase.to_s => "string áâãàçéêíóôõú" "string áâãàçéêíóôõú".mb_chars.upcase.to_s => "STRING ÁÂÃÀÇÉÊÍÓÔÕÚ" ...
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How does Google's Page Speed lossless image compression work?

...om build tool which compresses images with both optipng and pngcrush, then selects the smaller file. Still, Page Speed complains about non-optimal images. So which tool do they really use? – user123444555621 Sep 10 '12 at 7:42 ...
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Eclipse: How do i refresh an entire workspace? F5 doesn't do it

...le->Refresh , it doesn't really refresh anything (perhaps the currently selected project). How do I get eclipse to refresh all of the projects? ...