大约有 47,000 项符合查询结果（耗时：0.0559秒） [XML]
When is the @JsonProperty property used and what is it used for?
...a good example. I use it to rename the variable because the JSON is coming from a .Net environment where properties start with an upper-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public String value;
}
This correctly parses to/f...
Remove all occurrences of a value from a list?
...
You can use a list comprehension:
def remove_values_from_list(the_list, val):
return [value for value in the_list if value != val]
x = [1, 2, 3, 4, 2, 2, 3]
x = remove_values_from_list(x, 2)
print x
# [1, 3, 4, 3]
...
onActivityResult() & onResume() [duplicate]
...
First calling onActivityResult() then onResume().
Quote from docs:
protected void onActivityResult (int
requestCode, int resultCode, Intent
data)
Since: API Level 1 Called when an
activity you launched exits, giving
you the requestCode you started it
with, the r...
Creating a blurring overlay view
...Since that image in the screenshot is static, you could use CIGaussianBlur from Core Image (requires iOS 6). Here is sample: https://github.com/evanwdavis/Fun-with-Masks/blob/master/Fun%20with%20Masks/EWDBlurExampleVC.m
Mind you, this is slower than the other options on this page.
#import <Qua...
Read/Write String from/to a File in Android
I want to save a file to the internal storage by getting the text inputted from EditText. Then I want the same file to return the inputted text in String form and save it to another String which is to be used later.
...
How can I convert an image into Base64 string using JavaScript?
...
This approach fails in the case of CORS violation. Apart from that, this solution should address the question.
– Revanth Kumar
Apr 4 '17 at 19:01
...
How to fix 'android.os.NetworkOnMainThreadException'?
... brackets and a call to execute()). On the other hand, even a single fetch from a site as you mention brings a significant lag in the UI responsiveness. Don't be lazy.
– Zoltán
Sep 4 '12 at 9:39
...
How to include external Python code to use in other files?
...want to prefix your Calculate function with the module name then do this:
from Math import Calculate
If you want to import all members of a module then do this:
from Math import *
Edit: Here is a good chapter from Dive Into Python that goes a bit more in depth on this topic.
...
Business logic in MVC [closed]
... the model has changed.
Perhaps the admin's email should never be removed from the list. That's a business rule, that knowledge belongs in the model. The view may ultimately represent this rule somehow -- perhaps the model exposes an "IsDeletable" property which is a function of the business rule, ...
How can I present a file for download from an MVC controller?
...
Return a FileResult or FileStreamResult from your action, depending on whether the file exists or you create it on the fly.
public ActionResult GetPdf(string filename)
{
return File(filename, "application/pdf", Server.UrlEncode(filename));
}
...