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ZeroMQ实例-使用ZMQ(ZeroMQ)进行局域网内网络通信 - C/C++ - 清泛网 - 专注C/C++及内核技术
...步骤如下：
1）下载zeromq的源代码，ZeroMQ的官方网址：http://zeromq.org/
百度网盘的下载地址 ： http://pan.baidu.com/s/1mg61em0
ZMQ API 的 百度网盘 下载地址 ： http://pan.baidu.com/s/1jGDqXfS
注：在本文写作时，ZMQ版本已经升级到...
How to reference style attributes from a drawable?
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Starting with lollipop (API 21) this feature is supported, see
https://code.google.com/p/android/issues/detail?id=26251
However, if you're targeting devices without lollipop, don't use it, as it will crash, use the workaround in the accepted answer instead.
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How to generate gcc debug symbol outside the build target?
...n.debug
For details:
(gdb) help exec-file
(gdb) help symbol-file
Ref:
https://sourceware.org/gdb/onlinedocs/gdb/Files.html#Files
https://sourceware.org/gdb/onlinedocs/gdb/Separate-Debug-Files.html
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How do you know a variable type in java?
...t more here:
How to determine the primitive type of a primitive variable?
https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html
http://docs.oracle.com/cd/E26806_01/wlp.1034/e14255/com/bea/p13n/expression/operator/Instanceof.html
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Android Studio - local path doesn't exist
...n the project.
Restart the IDE and re-import the project.
Original post: https://code.google.com/p/android/issues/detail?id=59018
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Dynamic variable names in Bash
I am confused about a bash script.
14 Answers
14
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Turning multi-line string into single comma-separated
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You can use awk and sed:
awk -vORS=, '{ print $2 }' file.txt | sed 's/,$/\n/'
Or if you want to use a pipe:
echo "data" | awk -vORS=, '{ print $2 }' | sed 's/,$/\n/'
To break it down:
awk is great at handling data broken down into fields
-vORS=, sets the "ou...
Illegal mix of collations MySQL Error
...sqld]
character-set-server=utf8
collation-server=utf8_general_ci
Source: https://dev.mysql.com/doc/refman/5.7/en/charset-applications.html
Chrome can't load web worker
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Macs will probably need to go with python -m SimpleHTTPServer 8000 as they're loaded with < Python 3 (just to save another google search :D)
– siege_Perilous
Feb 25 '15 at 7:11
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
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It is still bad for memory performance.
https://developer.android.com/training/articles/memory.html#Overhead
EDIT:
Now it is removed. Safe to use enums.
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