大约有 35,100 项符合查询结果（耗时：0.0648秒） [XML]
How to sort two lists (which reference each other) in the exact same way
...the above may sacrifice speed for terseness; the in-place version, which takes up 3 lines, is a tad faster on my machine for small lists:
>>> %timeit zip(*sorted(zip(list1, list2)))
100000 loops, best of 3: 3.3 us per loop
>>> %timeit tups = zip(list1, list2); tups.sort(); zip(*tu...
Is there a way to pass the DB user password into the command line tool mysqladmin?
...
Ethan AllenEthan Allen
12.5k2121 gold badges8383 silver badges170170 bronze badges
...
Android accelerometer accuracy (Inertial navigation)
I was looking into implementing an Inertial Navigation System for an Android phone, which I realise is hard given the accelerometer accuracy, and constant fluctuation of readings.
...
Hibernate Criteria returns children multiple times with FetchType.EAGER
... OrderTransactions and I mapped it with a one-to-many Hibernate mapping like so:
8 Answers
...
How is null + true a string?
...ect a single best operator, a binding-time error occurs.
So, let's walk through this in turn.
X is the null type here - or not a type at all, if you want to think of it that way. It's not providing any candidates. Y is bool, which doesn't provide any user-defined + operators. So the first step...
how to get an uri of an image resource in android
...
The format is:
"android.resource://[package]/[res id]"
[package] is your package name
[res id] is value of the resource ID, e.g. R.drawable.sample_1
to stitch it together, use
Uri path = Uri.parse("android.resource://your.package.name/" + R.drawable.sample_1)...
How to convert a clojure keyword into a string?
In my application I need to convert clojure keyword eg. :var_name into a string "var_name". Any ideas how that could be done?
...
Get the Row(s) which have the max count in groups using groupby
... a 3
1 MM1 S1 n 2
2 MM1 S3 cb 5
3 MM2 S3 mk 8
4 MM2 S4 bg 10
5 MM2 S4 dgd 1
6 MM4 S2 rd 2
7 MM4 S2 cb 2
8 MM4 S2 uyi 7
In [2]: df.groupby(['Mt'], sort=False)['count'].max()
Out[2]:
Mt
S1 3
S3 8
S4 10
S2 ...
How to manage a redirect request after a jQuery Ajax call
...void the browser transparently handling the redirects. Even though this worked, I was a little dissatisfied as it is a bit of a hack.
After more digging around, I ditched this approach and used JSON. In this case, all responses to AJAX requests have the status code 200 and the body of the response ...
Difference between java.exe and javaw.exe
....exe is the command where it waits for application to complete untill it takes the next command.
javaw.exe is the command which will not wait for the application to complete. you can go ahead with another commands.
share
...