大约有 11,400 项符合查询结果（耗时：0.0240秒） [XML]
ASP.NET MVC Conditional validation
...
There's a much better way to add conditional validation rules in MVC3; have your model inherit IValidatableObject and implement the Validate method:
public class Person : IValidatableObject
{
public string Name { get; set; }
public...
Check whether an array is a subset of another
Any idea on how to check whether that list is a subset of another?
8 Answers
8
...
Using String Format to show decimal up to 2 places or simple integer
I have got a price field to display which sometimes can be either 100 or 100.99 or 100.9, What I want is to display the price in 2 decimal places only if the decimals are entered for that price , for instance if its 100 so it should only show 100 not 100.00 and if the price is 100.2 it should displa...
Use space as a delimiter with cut command
...
cut -d ' ' -f 2
Where 2 is the field number of the space-delimited field you want.
share
|
improve this answer
|
follow
|
...
In-place type conversion of a NumPy array
...a NumPy array of int32 , how do I convert it to float32 in place ? So basically, I would like to do
6 Answers
...
Passing arguments with spaces between (bash) script
I've got the following bash two scripts
1 Answer
1
...
Join an Array in Objective-C
I'm looking for a method of turning a NSMutableArray into a string. Is there anything on a par with this Ruby array method?
...
how to concatenate two dictionaries to create a new one in Python? [duplicate]
...13:22}' \
'd4 = dict(d1.items() + d2.items() + d3.items())'
100000 loops, best of 3: 4.93 usec per loop
Fastest: exploit the dict constructor to the hilt, then one update:
$ python -mtimeit -s'd1={1:2,3:4}; d2={5:6,7:9}; d3={10:8,13:22}' \
'd4 = dict(d1, **d2); d4.update(d3)'
1000000 loops, best...
Python os.path.join on Windows
...m making a program that will output a script. I want to use os.path.join, but am pretty confused. According to the docs if I say:
...
Include jQuery in the JavaScript Console
...hrome JavaScript console for sites that do not use it? For example, on a website I would like to get the number of rows in a table. I know this is really easy with jQuery.
...