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C/C++ macro string concatenation
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If they're both strings you can just do:
#define STR3 STR1 STR2
The preprocessor automatically concatenates adjacent strings.
EDIT:
As noted below, it's not the preprocessor but the compiler that does the concatenation.
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What are the differences between a HashMap and a Hashtable in Java?
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CSS - Overflow: Scroll; - Always show vertical scroll bar?
...us: 4px;
background-color: rgba(0, 0, 0, .5);
box-shadow: 0 0 1px rgba(255, 255, 255, .5);
}
/* always show scrollbars */
::-webkit-scrollbar {
-webkit-appearance: none;
width: 7px;
}
::-webkit-scrollbar-thumb {
border-radius: 4px;
background-color: rgba(0, 0, 0, .5);
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Automatic Preferred Max Layout Width is not available on iOS versions prior to 8.0
... onto the provided view controller
Set the numberOfLines for that label to 2.
Compile
I've filed the following radar:
rdar://problem/18700567
Update 2:
Unfortunately, this is a thing again in the release version of Xcode 6. Note that you can, for the most part, manually edit your storyboard/xib t...
Error “gnu/stubs-32.h: No such file or directory” while compiling Nachos source code
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You're missing the 32 bit libc dev package:
On Ubuntu it's called libc6-dev-i386 - do sudo apt-get install libc6-dev-i386. See below for extra instructions for Ubuntu 12.04.
On Red Hat distros, the package name is glibc-devel.i686 (Thanks to D...
How to get last inserted id?
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For SQL Server 2005+, if there is no insert trigger, then change the insert statement (all one...
How to clear the cache in NetBeans
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Before 7.2, the cache is at C:\Users\username\.netbeans\7.0\var\cache. Deleting this directory should clear the cache for you.
share
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How to remove trailing whitespaces with sed?
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edited Mar 16 '18 at 21:38
Tom McClure
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answe...
OceanBase使用libeasy原理源码分析：客户端 - 数据库(内核) - 清泛网 - 专...
...ol_hash 从IO线程池中选一个IO线程来执行这次session的发送
2. 将这个session加入到这个IO线程的session list中
3. 唤醒这个IO线程开始干活
如上一篇中介绍，IO线程被唤醒的回调函数easy_connection_on_wakeup，继而调用easy_connection_send_session_l...