大约有 47,000 项符合查询结果（耗时：0.0645秒） [XML]
Global and local variables in R
...d since it is not defined in this environment
get('var', envir=test.env) # now it can be found
share
|
improve this answer
|
follow
|
...
How to fix “Referenced assembly does not have a strong name” error?
...sembly to my Visual Studio 2005 project (which is strongly named). I'm now getting the error:
14 Answers
...
Scala equivalent of Java java.lang.Class Object
...ding the return type of getClass.
(James Moore reports that the ticket is "now", ie Nov. 2011, two years later, fixed.
In 2.9.1, getClass now does:
scala> "foo".getClass
res0: java.lang.Class[_ <: java.lang.String] = class java.lang.String
)
Back in 2009:
It would be useful if Scala ...
How and/or why is merging in Git better than in SVN?
... are not compared with their common ancestor.
To mitigate this Subversion now stores meta data for branch and merge. That would solve all problems right?
And oh, by the way, Subversion still sucks…
On a centralized system, like subversion, virtual directories suck. Why? Because everyone has acc...
How to delete a file or folder?
..._path.mkdir()
file_path = directory_path / 'file'
file_path.touch()
and now:
>>> file_path.is_file()
True
Now let's delete them. First the file:
>>> file_path.unlink() # remove file
>>> file_path.is_file()
False
>>> file_path.exists()
False
We can use...
Is there a working C++ refactoring tool? [closed]
Does anybody know a fully featured refactoring tool for C++ that works reliably with large code bases (some 100.000 lines)?
...
In Python, how can you load YAML mappings as OrderedDicts?
... pypy for some time (although considered CPython implementation detail for now).
Update: In python 3.7+, the insertion-order preservation nature of dict objects has been declared to be an official part of the Python language spec, see What's New In Python 3.7.
I like @James' solution for its simpl...
Python Requests throwing SSLError
...getting validated via SSL so I have to get past that step first. I don't know what Python requests is wanting? Where is this SSL certificate supposed to reside?
...
How does the getView() method work when creating your own custom adapter?
... one. You see, getView() is called everytime an item in the list is drawn. Now, before the item can be drawn, it has to be created. Now convertView basically is the last used view to draw an item. In getView() you inflate the xml first and then use findByViewID() to get the various UI elements of th...
Open Cygwin at a specific folder
...l (as an administrator) and type the command: chere -i -t mintty -s bash.
Now you should have "Bash Prompt Here" in the Windows right-click context menu.
(mintty is Cygwin's default terminal. If you don't choose it with the -t option, your "Bash Prompt Here" will use the same terminal as the Windo...