打印机离线解决方法

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魔方如何对出一个面？

喵家沫沫开发者_StackOverflow中文版 2022-03-21 09:27 魔方是一种比较益智的玩具，不管男女老少都可以玩，而且对孩子的智力开发也是有一定的帮助作用。很多人不会玩魔方，今天就教大家如何对出魔方的一个面。工[详细]

2022-12-28 09:38 分类：问答
Transaction to find an entity - locks all entities of that type?

Reading the docs for transactions: http://code.google.com/appengine/docs/java/datastore/transactions.html[详细]

2022-12-28 08:18 分类：问答
Jersey message body reader not found in maven-built JAR

My application uses a REST (JAX-RS Jersey) interface. When I run it in Eclipse, everything\' s fine. The domain objects are annotated, I\'m not using XML files for the REST mapping.[详细]

2022-12-28 06:22 分类：问答
How to get last 12 digits from a string in MySQL?

How would I get last 12 digits of a string using mysql? Let\'s say I have a varchar field with a tracking number, that may be anywhere from 5 to 20 varchars long.But I only need to select last 12 dig[详细]

2022-12-28 05:40 分类：问答
How can I use the function CoGetClassObject in x64

I have a COM DLL that is compiled in 32-bit mode (the server side). I registered开发者_如何学运维 it and tried to call CoGetClassObject() from a 32-bit client for getting the IClassFactory.[详细]

2022-12-28 05:08 分类：问答
Apache - Restrict to IP not working

I\'ve a subdomain that I only want to be accessible internally; I\'m trying to achieve this in Apache by editing开发者_C百科 the VirtualHost block for that domain. Can anybody see where I\'m going wro[详细]

2022-12-28 03:54 分类：问答
how to find the branch for a given label

I try to use: cleatool lstype lbtype:som开发者_C百科e_label but the output does not tell me which branch the label is in.[详细]

2022-12-28 01:49 分类：问答
Remove a JFrame from taskbar in Java

I did a quick topic look, but did not find something similar. My query is: how can I prevent a child window appearing on the Wi开发者_如何学运维ndows taskbar when it is shown?JDK 1.7 brings you metho[详细]

2022-12-28 01:37 分类：问答
ANSI C++: Differences between delete and delete[]

I was looking a snipset of code: int* ip; ip = new int[100]; delete ip; The example above states that: This code will work with many compilers, but it should instead read:[详细]

2022-12-28 01:21 分类：问答
Remove places bar in OpenFileDialog C#

Is there a开发者_JAVA技巧 way to do it? Check this out : Customize Your Open File Dialog EDIT: http://msdn.microsoft.com/en-us/magazine/cc300434.aspx[详细]

2022-12-27 23:57 分类：问答