大约有 47,000 项符合查询结果（耗时：0.0480秒） [XML]
Is it a bad practice to use negative margins in Android?
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In 2010, @RomainGuy (core Android engineer) stated that negative margins had unspecified behavior.
In 2011, @RomainGuy stated that you can use negative margins on LinearLayout and RelativeLayout.
In 2016, @RomainGuy stated ...
Split a List into smaller lists of N size
I am attempting to split a list into a series of smaller lists.
17 Answers
17
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Read Excel File in Python
...ne approach:
from xlrd import open_workbook
class Arm(object):
def __init__(self, id, dsp_name, dsp_code, hub_code, pin_code, pptl):
self.id = id
self.dsp_name = dsp_name
self.dsp_code = dsp_code
self.hub_code = hub_code
self.pin_code = pin_code
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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
I am trying to add an unique index that gets created from the foreign keys of four associated tables:
9 Answers
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Android getting value from selected radiobutton
I have a piece of code with three RadioButton s within a RadioGroup . I want to set an onCheckedListener that will show the value of the RadioButton in a Toast . However what I have gotten so far is not working. How do I get the value of the RadioButton and display it in a Toast ? This is ...
HTML.ActionLink method
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I think what you want is this:
ASP.NET MVC1
Html.ActionLink(article.Title,
"Login", // <-- Controller Name.
"Item", // <-- ActionMethod
new { id = article.ArticleID }, /...
DISTINCT for only one column
Let's say I have the following query.
8 Answers
8
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findViewById in Fragment
I am trying to create an ImageView in a Fragment which will refer to the ImageView element which I have created in the XML for the Fragment. However, the findViewById method only works if I extend an Activity class. Is there anyway of which I can use it in Fragment as well?
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How to make custom error pages work in ASP.NET MVC 4
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My current setup (on MVC3, but I think it still applies) relies on having an ErrorController, so I use:
<system.web>
<customErrors mode="On" defaultRedirect="~/Error">
<error redirect="~/Error/NotFound" statusCode="404" />
<...
Confirm deletion in modal / dialog using Twitter Bootstrap?
...HTML table of rows tied to database rows. I'd like to have a "delete row" link for each row, but I would like to confirm with the user beforehand.
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