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Only mkdir if it does not exist [duplicate]
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One-liner requires an extra ;: if [ ! -d directory ]; then mkdir directory; fi
– sdgfsdh
Jun 13 '17 at 15:35
add a comment...
cmake与autoconf+automake的对比 - C/C++ - 清泛网 - 专注C/C++及内核技术
...]]
[COMPONENT < component >][OPTIONAL]] [...])
其他文件
EXTRA_DIST
install(FILES files.. )
install(DIRECTORY dirs..)
条件语句
使用Make的条件语句
if()
endif
if(my)
else(my)
endif(my)
while(condition)
endwhile(condition)
执行外部命...
为什么编译好的libcurl静态lib用不了？ - C/C++ - 清泛网 - 专注C/C++及内核技术
.... If you want to use the libcurl.dll and import lib, you don't need
any extra CFLAGS, but use one of the import libraries below
请参考：http://curl.haxx.se/docs/faq.html#Link_errors_when_building_libcur
在需要调用静态lib的工程（非libcurl源代码工程）预编译器中添...
Linux MySql编译安装 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...\
-DDEFAULT_CHARSET=utf8 \
-DDEFAULT_COLLATION=utf8_general_ci \
-DWITH_EXTRA_CHARSETS=all \
-DWITH_MYISAM_STORAGE_ENGINE=1 \
-DWITH_INNOBASE_STORAGE_ENGINE=1 \
-DWITH_MEMORY_STORAGE_ENGINE=1 \
-DWITH_READLINE=1 \
-DENABLED_LOCAL_INFILE=1 \
-DMYSQL_DATADIR=/var/mysql/data \
-DMYSQL_USER=my...
#include in .h or .c / .cpp?
...t up to protect against multiple declaration/definition errors, then a few extra seconds of build time isn't worth worrying about. Trying to manage dependencies manually is a pain in the ass.
Of course, you shouldn't be including files where you don't need to.
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Heroku Postgres - terminate hung query (idle in transaction)
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You can install the heroku-pg-extras add-on and run the following command to get the PID:
heroku pg:locks --app <your-app>
Then just do:
heroku pg:kill <pid> --app <your-app>
NOTE: --force option can be used to issue pg_terminate_...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...too badly . Joe was kind enough to allow me to release the source with no strings attached (since it is based on his code) but since the project was such a marathon I am placing a couple of very minor conditions on the use of this code:
This code may be used in compiled form in any way you desi...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...too badly . Joe was kind enough to allow me to release the source with no strings attached (since it is based on his code) but since the project was such a marathon I am placing a couple of very minor conditions on the use of this code:
This code may be used in compiled form in any way you desi...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...too badly . Joe was kind enough to allow me to release the source with no strings attached (since it is based on his code) but since the project was such a marathon I am placing a couple of very minor conditions on the use of this code:
This code may be used in compiled form in any way you desi...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...too badly . Joe was kind enough to allow me to release the source with no strings attached (since it is based on his code) but since the project was such a marathon I am placing a couple of very minor conditions on the use of this code:
This code may be used in compiled form in any way you desi...