backwards-compatibility

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How to submit a OSX 10.7 application compatible with 10.6?

I want to build an OSX application that will use some of the new 10.7 SDK features (more specifically, In-App purchases). However I don\'t want to completely prevent 10.6 users from installing the app[详细]

2023-03-27 22:47 分类：问答
Upgrading web server from PHP 4 to PHP 5. Any risks for existing websites?

I\'m doing a project for a comapny and I ran into a small problem using CakePHP 1.3. I found out that the problem was that the 1&1 hosting they currently have is using PHP 4, and my problem could[详细]

2023-03-24 23:28 分类：问答
Old projects compatible with Java 7

My old projects use Java 6 (1.6)开发者_运维百科, and I don\'t know when I update (Java 7), they can run fine ?There is an official list of known incompatibilities between java 6 and java 7 from Oracle[详细]

2023-03-23 22:56 分类：问答
How do you reconcile existing production data with a schema change in App Engine?

Let\'s say you design your App Engine Model classes a particular way, you put your code into production and allow users to interact with your app for a while, generating data into the App Engine datas[详细]

2023-03-23 20:08 分类：问答
Compiling an iphone app under different iOS SDK

I have xcode 4 with base SDK 4.3. I set the deployment target to 3.0. While 开发者_如何学Cmy app runs beautifully with the 4.3 base SDK how would I compile it against an older version, primarily the 3[详细]

2023-03-23 15:05 分类：问答
Are there features or functionality in JavaFX which will benefit by the language/VM improvements of later Java versions?

I wonder whether JavaFX will keep using the \"main\" JVM shipped by JavaSE and therefore receiving all improvements to the VM or if they will use their own spin-off of the Hotspot VM specially optimiz[详细]

2023-03-20 12:40 分类：问答
PHP date_parse_from_format( ) alternative in PHP 5.2

Since date_parse_from_format( ) is available only in PHP 5.3, I need to write a function that mimics its behaviour in PHP 5.2.[详细]

2023-03-20 06:19 分类：问答
Is there any difference between SQL Server r2 backward compatibility msi VS downloaded sql server 2005 backward compatibility msi?

I freshly installed sql server 2008 r2 with selected option to install backward compatibility (add remove programs shows backward compatibility is installed)[详细]

2023-03-19 05:25 分类：问答
Are android apps backwards compatible?

Should I build an app that targets Android 2.2 and release it on the Android Marketplace; Would the app be available for download and use on devices running a version of Android OS lower than the tar[详细]

2023-03-18 21:33 分类：问答
Java Downward compatibility clarification

I need a little clarification开发者_Go百科 regarding JRE. Is it downward compatible? I mean if I develop an application using java5 and if the target has the latest java6 will my application be able t[详细]

2023-03-18 05:49 分类：问答