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What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
In the Mac and iOS platforms, memory leaks are often caused by unreleased pointers. Traditionally, it has always been of utmost importance to check your allocs, copies and retains to make sure each has a corresponding release message.
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RE error: illegal byte sequence on Mac OS X
...rying to replace a string in a Makefile on Mac OS X for cross-compiling to iOS. The string has embedded double quotes. The command is:
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转型产品经理必看 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...侈品。也是在那一年，我开始学习Android开发到后来学习iOS开发，走上了移动开发的道路，也就是在那时候，我开始做移动App项目，那时候，我把项目当做了产品。那时候对产品的理解是浅层的，跟多的是看得到的界面、用的到...
how to ignore namespaces with XPath
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You can use the local-name() XPath function. Instead of selecting a node like
/path/to/x:somenode
you can select all nodes and filter for the one with the correct local name:
/path/to/*[local-name() = 'somenode']
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What is the correct way to make a custom .NET Exception serializable?
More specifically, when the exception contains custom objects which may or may not themselves be serializable.
7 Answers
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Recommended way to save uploaded files in a servlet application
...ould not save the file in the server anyway as it is not portable, transactional and requires external parameters. However, given that I need a tmp solution for tomcat (7) and that I have (relative) control over the server machine I want to know :
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In a storyboard, how do I make a custom cell for use with multiple controllers?
...ng on. In the app there are Lists and Users and each contains a collection of the other (members of a list, lists owned by a user). So, accordingly, I have ListCell and UserCell classes. The goal is to have those be re-usable throughout the app (ie, in any of my tableview controllers).
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Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
...ng /me/friends returns the person's friends who also use the app.
In addition, in v2.0, you must request the user_friends permission from each user. user_friends is no longer included by default in every login. Each user must grant the user_friends permission in order to appear in the response to /...
Drawing Isometric game worlds
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Update: Corrected map rendering algorithm, added more illustrations, changed formating.
Perhaps the advantage for the "zig-zag" technique for mapping the tiles to the screen can be said that the tile's x and y coordinates are on the vertical and horizontal axes.
"Drawing in a diamond" ...
How to include view/partial specific styling in AngularJS
What is the proper/accepted way to use separate stylesheets for the various views my application uses?
7 Answers
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