大约有 6,000 项符合查询结果（耗时：0.0403秒） [XML]
How to hide output of subprocess in Python 2.7
...
Redirect the output to DEVNULL:
import os
import subprocess
FNULL = open(os.devnull, 'w')
retcode = subprocess.call(['echo', 'foo'], stdout=FNULL, stderr=subprocess.STDOUT)
It is effectively the same as running this shell command:
retcode = os.system("echo 'fo...
How to replace (or strip) an extension from a filename in Python?
...
Try os.path.splitext it should do what you want.
import os
print os.path.splitext('/home/user/somefile.txt')[0]+'.jpg'
share
|
...
How to select where ID in Array Rails ActiveRecord without exception
...ore relevant for Rails 4.x
Do this:
current_user.comments.where(:id=>[123,"456","Michael Jackson"])
The stronger side of this approach is that it returns a Relation object, to which you can join more .where clauses, .limit clauses, etc., which is very helpful. It also allows non-existent IDs ...
Why does installing Nokogiri on Mac OS fail with libiconv is missing?
I've been trying to install Nokogiri on Mac OS 10.9.3 and whatever I try, the install fails in the end with the following error message:
...
Getting the thread ID from a thread
...by your app. So it is not a reliable identifier for threads in some scenarios and you will experience the exception : "An item with the same key has already been added." at line... Give the thread a unique name when you create it.
– Forer
May 10 '12 at 10:50
...
How to override !important?
... answered May 18 '14 at 19:12
KM123KM123
1,16111 gold badge99 silver badges2020 bronze badges
...
Templated check for the existence of a class member function?
Is it possible to write a template that changes behavior depending on if a certain member function is defined on a class?
2...
Share variables between files in Node.js?
...e..
// main.js
var myModule = require('./module.js');
var shares = {value:123};
// Initialize module and pass the shareable object
myModule.init(shares);
// The value was changed from init2 on the other file
console.log(shares.value); // 789
On the other file..
// module.js
var shared = null;
...
How do I get the path of the current executed file in Python?
...oding = sys.getfilesystemencoding()
if we_are_frozen():
return os.path.dirname(unicode(sys.executable, encoding))
return os.path.dirname(unicode(__file__, encoding))
some_path/main.py:
import module_locator
my_path = module_locator.module_path()
If you have several main scripts ...
OS specific instructions in CMAKE: How to?
...
Given this is such a common issue, geronto-posting:
if(UNIX AND NOT APPLE)
set(LINUX TRUE)
endif()
# if(NOT LINUX) should work, too, if you need that
if(LINUX)
message(STATUS ">>> Linux")
# linux stuff here
else()...