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How can I make a weak protocol reference in 'pure' Swift (without @objc)

... My problem with this solutions is that calling the delegate causes a crash - EXC_BAD_ACCESS (as noted by others elsewhere). This seems to be bug. The only solution I have found is to use @objc and eliminate all Swift data types from the protocol. ...
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Create a string with n characters

...o the string. */ public String spaces( int spaces ) { return CharBuffer.allocate( spaces ).toString().replace( '\0', ' ' ); } Invoke using: System.out.printf( "[%s]%n", spaces( 10 ) ); share | ...
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Visual Studio setup problem - 'A problem has been encountered while loading the setup components. Ca

...le loading the setup components. Canceling setup.' whenever I try to uninstall, reinstall or repair Visual Studio 2008 (team system version). If I can't resolve this issue I have no choice but to completely wipe my computer and start again which will take all day long! I've recently received very st...
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Verify object attribute value with mockito

I have a method call which I want to mock with mockito. To start with I have created and injected an instance of an object on which the method will be called. My aim is to verify one of the object in method call. ...
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How can I ignore everything under a folder in Mercurial

I am looking for an expression for the .hgignore file, to ignore all files beneath a specified folder. 6 Answers ...
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Sublime as default editor

... Actually it is not my answer, I have just googled it: Open regedit (Win+R, type "regedit", select OK). Navigate to HKEY_CLASSES_ROOT\Applications\sublime_text.exe\shell\open\command Verify that the path is accurate, correct it ...
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Daylight saving time and time zone best practices [closed]

...hanged from the original value recorded. When scheduling future events, usually local time is preferred instead of UTC, as it is common for the offset to change. See answer, and blog post. When storing whole dates, such as birthdays and anniversaries, do not convert to UTC or any other time zone. ...
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Download and open PDF file using Ajax

... Yes, it does work on all modern browsers. If you see a blank pdf, try running the ajax url in a new tab. If you get a blank screen there as well, might be a problem with the pdf itself. If you do see a pdf file there and not in the downloaded fil...
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How to grep for two words existing on the same line? [duplicate]

...imply do: grep "word1" FILE | grep "word2" grep "word1" FILE will print all lines that have word1 in them from FILE, and then grep "word2" will print the lines that have word2 in them. Hence, if you combine these using a pipe, it will show lines containing both word1 and word2. If you just want ...
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What are the advantages of using nullptr?

This piece of code conceptually does the same thing for the three pointers (safe pointer initialization): 7 Answers ...