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select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
select、poll、epoll之间的区别总结[整理]select，poll，epoll都是IO多路复用的机制。I O多路复用就通过一种机制，可以监视多个描述符，一旦某个描述符就绪（一般是读就绪或者写就绪...select，poll，epoll都是IO多路复用的机制。I/O多路...
how to implement a long click listener on a listview
I want to add OnLongClickListener on my list view. Whenever the user long press the item in list some action should be performed, But my code does not catch this listener. Please let me know where I am going wrong. The similar code works for setOnItemClickListener very well.
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How to set up Android emulator proxy settings
I want to to use the browser inside the Android emulator, and I want to use the proxy settings on my machine. How can I set this up?
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Initialize a nested struct
I cannot figure out how to initialize a nested struct. Find an example here:
http://play.golang.org/p/NL6VXdHrjh
8 Answers...
Eclipse Optimize Imports to Include Static Imports
Is there anyway to get Eclipse to automatically look for static imports? For example, now that I've finally upgraded to Junit 4, I'd like to be able to write:
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split string only on first instance - java
I want to split a string by '=' charecter. But I want it to split on first instance only. How can I do that ? Here is a JavaScript example for '_' char but it doesn't work for me
split string only on first instance of specified character
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The written versions of the logical operators
This is the only place I've ever seen and , or and not listed as actual operators in C++. When I wrote up a test program in NetBeans, I got the red underlining as if there was a syntax error and figured the website was wrong, but it is NetBeans which is wrong because it compiled and ran as exp...
Jelly Bean DatePickerDialog — is there a way to cancel?
--- Note to moderators: Today (July 15), I've noticed that someone already faced this problem here . But I'm not sure if it's appropriate to close this as a duplicate, since i think I provided a much better explanation of the issue. I'm not sure if I should edit the other question and paste this ...
Finding duplicate rows in SQL Server
I have a SQL Server database of organizations, and there are many duplicate rows. I want to run a select statement to grab all of these and the amount of dupes, but also return the ids that are associated with each organization.
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How to remove the last character from a string?
I want to remove the last character from a string. I've tried doing this:
32 Answers
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