大约有 32,000 项符合查询结果（耗时：0.0383秒） [XML]
Rails: How does the respond_to block work?
...html format. But, if you type in this: http://localhost:3000/posts.json, then you will see all of your posts in a json object sent from the server.
This is very handy for making javascript heavy applications that need to pass json back and forth from the server. If you wanted, you could easily...
How to prevent SIGPIPEs (or handle them properly)
... (a socket in my case)? SIG_IGN makes the program ignore the SIG_PIPE, but then does that result in send() doing something undesirable?
– sudo
May 22 '14 at 22:16
4
...
How to import classes defined in __init__.py
...mport settings' on old Python versions
class Helper(object):
pass
Then the following example should work:
from lib.settings import Values
from lib import Helper
Answer to the edited version of the question:
__init__.py defines how your package looks from outside. If you need to use Help...
How to run multiple Python versions on Windows
...ve python.exe calling one of them python25 and the other python26; you can then simply run python25 on your command line.
share
|
improve this answer
|
follow
...
Set icon for Android application
...(640 dpi, Extra-extra-extra-high density screen) - 192px x 192px
You may then define the icon in your AndroidManifest.xml file as such:
<application android:icon="@drawable/icon_name" android:label="@string/app_name" >
....
</application>
...
HTML anchor link - href and onclick both?
I want to author an anchor tag that executes some JavaScript and then proceeds to go wherever the href was taking it. Invoking a function that executes my JavaScript and then sets window.location or top.location to the href location doesn't work for me.
...
How to permanently add a private key with ssh-add on Ubuntu? [closed]
...a_buhlServer
If you do not have a 'config' file in the ~/.ssh directory, then you should create one. It does not need root rights, so simply:
nano ~/.ssh/config
...and enter the lines above as per your requirements.
For this to work the file needs to have chmod 600. You can use the command chm...
Can't connect to local MySQL server through socket '/tmp/mysql.sock
...les/mysql.server start
This worked for me. However, if this doesnt work then make sure that mysqld is running and try connecting.
share
|
improve this answer
|
follow
...
How do I get the key at a specific index from a Dictionary in Swift?
...ther possible solution would be to initialize an array with keys as input, then you can use integer subscripts on the result:
let firstKey = Array(myDictionary.keys)[0] // or .first
Remember, dictionaries are inherently unordered, so don't expect the key at a given index to always be the same.
...
Adding external library in Android studio
...er non-Android projects and is routinely updated. If it copies the source, then changes to the original will not be seen. Isn't that kind of stupid?
– Brian Reinhold
Jul 12 '16 at 14:33
...