大约有 49,000 项符合查询结果（耗时：0.0502秒） [XML]
ImportError: numpy.core.multiarray failed to import
...c terminal:
python -c "import numpy;print(numpy.__version__);print(numpy.__file__)";
This command gave me the version and location of numpy that I was using (turned out it was 1.6.2). I went to this location and manually replaced it with the numpy folder for 1.8, which resolved my "numpy.core.multi...
What's the proper way to install pip, virtualenv, and distribute for Python?
...tself.
You don't need sudo or any privileges.
You don't need to edit any files.
Install virtualenv into a bootstrap virtual environment. Use the that virtual environment to create more. Since virtualenv ships with pip and distribute, you get everything from one install.
Download virtualenv:
h...
Can I load a UIImage from a URL?
...
Doesn't the data need to be converted from PNG (or JPG) file format to UIImage data? Or does UIImage figure that out somehow?
– progrmr
May 6 '10 at 19:03
...
Why can't I save CSS changes in Firebug? [closed]
...re, that is, being able to save edited CSS properties back to the original file (on my local development machine). Unfortunately after searching a lot and not finding anything that suits my needs (OK, there's CSS Updater but you have to register and it's a paid extension...) I gave up on Firefox + F...
Download a working local copy of a webpage [closed]
... etc.
Each link will be changed in one of the two ways:
The links to files that have been downloaded by Wget will be changed to refer
to the file they point to as a relative link.
Example: if the downloaded file /foo/doc.html links to /bar/img.gif, also
downloaded, then the link i...
How do I increase the cell width of the Jupyter/ipython notebook in my browser?
...r luckily someone suggested a working solution for new IPythons:
Create a file ~/.ipython/profile_default/static/custom/custom.css (iPython) or ~/.jupyter/custom/custom.css (Jupyter) with content
.container { width:100% !important; }
Then restart iPython/Jupyter notebooks. Note that this will af...
android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi
...eate splash screens for the above screen sizes as 9-patch. Give names your files with .9.png suffixes
Add the lines below into your config.xml file
Add the splash screen plugin if it's needed.
Run your project.
That's it!
Cordova specific code To be added lines into the config.xml for 9-patch ...
Cookies vs. sessions
... this visit only then sessions is the way to go.
Sessions are stored in a file your php server will generate. To remember which file is for which user, php will also set a cookie on the user's browser that holds this session file id so in their next visit php will read this file and reload the ses...
Why does the C preprocessor interpret the word “linux” as the constant “1”?
...were generally set by the compiler itself, not defined in a library header file. Since there were no real rules about which identifiers could be used by the implementation and which were reserved for programmers, compiler writers felt free to use simple names like unix and assumed that programmers w...
Custom views with Storyboard
...ets). These widgets consist basically of a MyWidget.h and a MyWidget.m file as well as a MyWidget.xib file, where the root element is a UIView and the MyWidget class is the File Owner of the UIView. In the init of this widget I do a loadNibNamed .
...