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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?

... [Edit] zxoq at http://news.ycombinator.com/item?id=3672744 has added more interesting new subscripting. (Added with literals): arr[1] === [arr objectAtIndex:1] dict[@"key"] === [dict objectForKey:@"key"] [Edit 2] The new ObjC literals were discussed in multiple WWDC 2012 sessions. I...
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Why should I not wrap every block in “try”-“catch”?

...nerated code) to try blocks. There's a good discussion in Scott Meyers's "More Effective C++". – Nick Meyer Apr 29 '10 at 12:58 28 ...
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When to use single quotes, double quotes, and backticks in MySQL

...es are supported by MySQL for string values as well, but single quotes are more widely accepted by other RDBMS, so it is a good habit to use single quotes instead of double. MySQL also expects DATE and DATETIME literal values to be single-quoted as strings like '2001-01-01 00:00:00'. Consult the Dat...
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How to replace ${} placeholders in a text file?

...o sed commands into one: sed -e "s/\${i}/1/" -e "s/\${word}/dog/"; that is more efficient. You can run into problems with some versions of sed at maybe 100 such operations (problem from years ago - may not still be true, but beware HP-UX). – Jonathan Leffler J...
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How do you render primitives as wireframes in OpenGL?

... I like you. 4 more to go. – Jo So Aug 3 '15 at 16:12 add a comment  |  ...
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Using .text() to retrieve only text not nested in child tags

... @billyonecan, can you suggest a more efficient method? This is appealing because it is "clean" and "short". What do you suggest? – derekmx271 Dec 4 '15 at 19:45 ...
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Compile, Build or Archive problems with Xcode 4 (and dependencies)

This question has evolved over the past several weeks to cover more general issues with xcode4 (and upgrading projects form older xcode s). ...
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Deleting Row in SQLite in Android

... Java even if the source is obfuscated. It can only raise the hacking time more. On other hand Google's recommendation is using selection arguments, please check this article: link – bdevay Dec 1 '14 at 10:06 ...
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Is MonoTouch now banned on the iPhone? [closed]

...hing in windows unless it is in C - no you can't use the .NET framework anymore'. – peter Apr 9 '10 at 4:39 ...
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Java: Get month Integer from Date

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