大约有 40,000 项符合查询结果（耗时：0.0381秒） [XML]
How to open the Chrome Developer Tools in a new window?
...l the "Unlock into separate window" option.
– katalin_2003
Nov 6 '14 at 21:48
5
...
How to create own dynamic type or dynamic object in C#?
... new List<string>();
// my 'columns'
fields.Add("this_thing");
fields.Add("that_thing");
fields.Add("the_other");
dynamic exo = new System.Dynamic.ExpandoObject();
foreach (string field in fields)
{
((IDictionary<String, ...
Is there a zip-like function that pads to longest length in Python?
...
In Python 3 you can use itertools.zip_longest
>>> list(itertools.zip_longest(a, b, c))
[('a1', 'b1', 'c1'), (None, 'b2', 'c2'), (None, 'b3', None)]
You can pad with a different value than None by using the fillvalue parameter:
>>> list(iter...
Convert DataFrame column type from string to datetime, dd/mm/yyyy format
...
The easiest way is to use to_datetime:
df['col'] = pd.to_datetime(df['col'])
It also offers a dayfirst argument for European times (but beware this isn't strict).
Here it is in action:
In [11]: pd.to_datetime(pd.Series(['05/23/2005']))
Out[11]:
0 ...
How do I get both STDOUT and STDERR to go to the terminal and a log file?
...ut
or
./a.out |& tee output
In csh, there is a built-in command called "script" that will capture everything that goes to the screen to a file. You start it by typing "script", then doing whatever it is you want to capture, then hit control-D to close the script file. I don't know of an ...
What is the “main file” property when doing bower init?
...ts/glyphicons-halflings-regular.woff"
],
"ignore": [
"**/.*",
"_config.yml",
"CNAME",
"composer.json",
"CONTRIBUTING.md",
"docs",
"js/tests"
],
"dependencies": {
"jquery": ">= 1.9.0"
}
}
When I build in Brunch, it pulls these files from my bower_compone...
Can I use a binary literal in C or C++?
...
You can use BOOST_BINARY while waiting for C++0x. :) BOOST_BINARY arguably has an advantage over template implementation insofar as it can be used in C programs as well (it is 100% preprocessor-driven.)
To do the converse (i.e. print out a ...
How to access test resources in Scala?
...le methods that Java provides. Given your example of data.xml being in $SBT_PROJECT_HOME/src/test/resources/, you can access it in a test like so:
import scala.io.Source
// The string argument given to getResource is a path relative to
// the resources directory.
val source = Source.fromURL(getCla...
How do you get AngularJS to bind to the title attribute of an A tag?
...troller="PhoneListCtrl">
Ref: https://docs.angularjs.org/tutorial/step_03
share
|
improve this answer
|
follow
|
...
Pickle incompatibility of numpy arrays between Python 2 and 3
...mport gzip
import numpy
with open('mnist.pkl', 'rb') as f:
u = pickle._Unpickler(f)
u.encoding = 'latin1'
p = u.load()
print(p)
Unpickling it in Python 2 and then repickling it is only going to create the same problem again, so you need to save it in another format.
...