大约有 40,000 项符合查询结果（耗时：0.0698秒） [XML]
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
... Same issue happened to me, I avoided changing the collation_YYY variables by setting the collation directly in the variable declaration. SET @my_var = 'string1,string2' COLLATE utf8_unicode_ci;
– nkatsar
Oct 10 '17 at 16:44
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Check if two lists are equal [duplicate]
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List<T> equality does not check them element-by-element. You can use LINQ's SequenceEqual method for that:
var a = ints1.SequenceEqual(ints2);
To ignore order, use SetEquals:
var a = new HashSet<int>(ints1).SetEquals(ints2);
This should work, because you are...
How to extract the file name from URI returned from Intent.ACTION_GET_CONTENT?
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I have run some tests on your code. On URI returned by OI File Manager IllegalArgumentException is thrown as column 'title' does not exist. On URI returened by Documents ToGo cursor is null. On URI returned by unknown file manager scheme is (obviously) null.
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default select option as blank
...a very weird requirement, wherein I am required to have no option selected by default in drop down menu in HTML. However,
1...
Disable click outside of bootstrap modal area to close modal
...comments, you also can pass {keyboard: false} to prevent closing the modal by pressing Esc.
If you opening the modal by js use:
$('#myModal').modal({backdrop: 'static', keyboard: false})
If you are using data attributes, use:
<button data-target="#myModal" data-toggle="modal" data...
Changing website favicon dynamically
...href = 'http://www.stackoverflow.com/favicon.ico';
document.getElementsByTagName('head')[0].appendChild(link);
})();
Firefox should be cool with it.
edited to properly overwrite existing icons
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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
...itional dependencies and use SecureRandom which is builtin:
SecureRandom.uuid #=> "1ca71cd6-08c4-4855-9381-2f41aeffe59c"
See other possible formats here.
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Is it smart to replace boost::thread and boost::mutex with c++11 equivalents?
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In C++11, try_scoped_lock functionality is covered by std::unique_lock. There is a constructor that takes a mutex and std::try_to_lock, and will then call try_lock() on the mutex rather than lock(). See stdthread.co.uk/doc/headers/mutex/unique_lock/…
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how to POST/Submit an Input Checkbox that is disabled?
...mply duplicate what the checkbox already does, but if it has been disabled by javascript or soemthing it will still be disabled, could you explain a bit more what you were going for, maybe I mis understand since its just a line of code
– ScottC
Oct 10 '12 at 12...
Which HTTP methods match up to which CRUD methods?
...n you make between PUT to create resources whose names (URIs) are assigned by the client and POST to create resources whose names are assigned by the server is important. See Richardson and Ruby's Restful Web Services (O'Reilly) for a discussion on it.
– Jim Ferrans
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