大约有 47,000 项符合查询结果（耗时：0.0760秒） [XML]
Purging file from Git repo failed, unable to create new backup
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edited Apr 4 '14 at 0:53
user456814
answered Jun 19 '11 at 18:37
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Rails server says port already used, how to kill that process?
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12 Answers
12
Active
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iOS: Use a boolean in NSUserDefaults
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edited Apr 26 '19 at 13:06
Arshad Shaik
54255 silver badges1414 bronze badges
answered Oct 1 ...
Remove textarea inner shadow on Mobile Safari (iPhone)
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341
By adding this css style:
-webkit-appearance: none;
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UTF-8: General? Bin? Unicode?
... to figure out what collation I should be using for various types of data. 100% of the content I will be storing is user-submitted.
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What is the difference between t.belongs_to and t.references in rails?
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1 Answer
1
Active
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In CoffeeScript how do you append a value to an Array?
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192
Good old push still works.
x = []
x.push 'a'
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Case in Select Statement
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197
The MSDN is a good reference for these type of questions regarding syntax and usage. This is ...
Eclipse: How do you change the highlight color of the currently selected method/expression?
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edited Aug 5 '19 at 11:05
Glorfindel
19k1111 gold badges6262 silver badges8585 bronze badges
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Linq with group by having count
...s:
from c in db.Company
group c by c.Name into grp
where grp.Count() > 1
select grp.Key
Or, using the method syntax:
Company
.GroupBy(c => c.Name)
.Where(grp => grp.Count() > 1)
.Select(grp => grp.Key);
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