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ctypes - Beginner
...o testlib.so -fPIC testlib.c
# or... for Mac OS X
$ gcc -shared -Wl,-install_name,testlib.so -o testlib.so -fPIC testlib.c
Then, write a wrapper using ctypes:
testlibwrapper.py
import ctypes
testlib = ctypes.CDLL('/full/path/to/testlib.so')
testlib.myprint()
Now execute it:
$ python testlibwrap...
The new keyword “auto”; When should it be used to declare a variable type? [duplicate]
... v.end(); ++it) //v is some [std] container
{
//..
}
Or, more generally,
//good : auto increases readability here
for(auto it = std::begin(v); it != std::end(v); ++it)//v could be array as well
{
//..
}
But when the type is not very well-known and infrequently used , then I think ...
H2 in-memory database. Table not found
...e tables with UPPERCASE names then behaving case-sensitive, even though in all scripts (including in the creation ones) i used lowercase.
Solved by adding ;DATABASE_TO_UPPER=false to the connection URL.
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What's the state of the art in email validation for Rails?
... answered Aug 24 '10 at 9:56
HallelujahHallelujah
77466 silver badges44 bronze badges
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extract part of a string using bash/cut/split
...
MYVAR="users/joebloggs/domain.com"
Remove the path leaving file name (all characters up to a slash):
echo ${MYVAR##*/}
domain.com
Remove the file name, leaving the path (delete shortest match after last /):
echo ${MYVAR%/*}
users/joebloggs
Get just the file extension (remove all before la...
不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...编号越小优先级越高。例如如下路由规则：
0: from all lookup local
32766: from all lookup main
32767: from all lookup default
优先级最高的规则是0，要查询的路由表名称是local，其次是32766，要查询的路由表名称是main，后面依此...
What are the undocumented features and limitations of the Windows FINDSTR command?
... regex search for any line that contains both "hello" and "goodbye" in any order
/i /r /c:"hello.*goodbye" /c:"goodbye.*hello"
-i -r -c:"hello.*goodbye" /c:"goodbye.*hello"
/irc:"hello.*goodbye" /c:"goodbye.*hello"
Options may also be quoted. So /i, -i, "/i" and "-i" are all equivalent. Likewis...
How to print Unicode character in Python?
...gt;print (str)
結婚
your console interpreter should support unicode in order to show unicode characters.
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Is there a way to break a list into columns?
...n/
Another solution is to fallback to normal float: left for only IE. The order will be wrong, but at least it will look similar:
See: http://jsfiddle.net/NJ4Hw/
<!--[if lt IE 10]>
<style>
li {
width: 25%;
float: left
}
</style>
<![endif]-->
You could apply that ...
JSON to pandas DataFrame
...t[u'location']
Rebuild json string :
elevations = json.dumps(data)
Finally :
pd.read_json(elevations)
You can, also, probably avoid to dump data back to a string, I assume Panda can directly create a DataFrame from a dictionnary (I haven't used it since a long time :p)
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