大约有 40,000 项符合查询结果（耗时：0.0568秒） [XML]
Get the first element of each tuple in a list in Python [duplicate]
...
Use a list comprehension:
res_list = [x[0] for x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_li...
Setting global styles for Views in Android
Let's say I want all the TextView instances in my app to have textColor="#ffffff" . Is there a way to set that in one place instead of setting it for each TextView ?
...
Escape quotes in JavaScript
I'm outputting values from a database (it isn't really open to public entry, but it is open to entry by a user at the company -- meaning, I'm not worried about XSS ).
...
Synchronizing a local Git repository with a remote one
...-p does the same - 'git pull runs git fetch with the given parameters and calls git merge to merge the retrieved branch heads into the current branch' - git-scm.com/docs/git-pull
– jobwat
Oct 27 '14 at 21:37
...
How do I get NuGet to install/update all the packages in the packages.config?
...e are packages.config file for each project. How do I get NuGet to install/update all the packages needed? Does this need to be done via command line for each project?
...
SQLite in Android How to update a specific row
...
It's actually a walk-around. The Third param of db.update() should be the where clause only, and the fourth is the actual condition values. In this case, the line should be: myDB.update(TableName, cv, "_id=?", new String[]{id}). SQLit...
Mercurial .hgignore for Visual Studio 2010 projects
...ut an entry that's already there.. Feel free to edit the list and yes I totally agree, it should be added
– Shady M. Najib
Apr 14 '11 at 12:07
2
...
Determining if an Object is of primitive type
...
The types in an Object[] will never really be primitive - because you've got references! Here the type of i is int whereas the type of the object referenced by o is Integer (due to auto-boxing).
It sounds like you need to find out whether the type is a "wrapper ...
Are there any reasons to use private properties in C#?
...et
{
if (_password == null)
{
_password = CallExpensiveOperation();
}
return _password;
}
}
share
|
improve this answer
|
...
Matlab: Running an m-file from command-line
...a .bat file. I gave it as an example. Actually, I will run it by the Win32 API function CreateProcessW().
– hkBattousai
Jul 13 '11 at 9:01
add a comment
| ...