大约有 16,000 项符合查询结果（耗时：0.0284秒） [XML]
With MySQL, how can I generate a column containing the record index in a table?
...ng a separate SET command.
Test case:
CREATE TABLE league_girl (position int, username varchar(10), score int);
INSERT INTO league_girl VALUES (1, 'a', 10);
INSERT INTO league_girl VALUES (2, 'b', 25);
INSERT INTO league_girl VALUES (3, 'c', 75);
INSERT INTO league_girl VALUES (4, 'd', 25);
INSERT...
Trigger 404 in Spring-MVC controller?
...
Interesting. Can you specify which HttpStatus to use at the throw site (i.e. not have it compiled into the Exception class)?
– matt b
Jan 14 '10 at 19:46
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Case insensitive 'Contains(string)'
...llocate temporary lowercase strings, and it avoids the question of whether converting to lowercase and comparing is always the same as a case-insensitive comparison.
– Quartermeister
Mar 18 '13 at 15:32
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Get escaped URL parameter
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If anyone needs this converted to coffeescript: getURLParameter: (name) -> return decodeURIComponent((new RegExp("[?|&]#{name}=([^&;]+?)(&|##|;|$)").exec(location.search) || [null,""] )[1].replace(/\+/g, '%20'))||null;
...
Visual Studio C# statement collapsing
... you keep them in the same code hierarchical level
#region Won't work
for(int i = 0; i<Count; i++)
{
//do something
#endregion
}
for(int i=0; i<Count; i++)
{
#region Works fine
//do lots of stuff
#endregion
}
share
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Can a CSV file have a comment?
...g else"
1,2
Pay close attention at the 'quotes' in the first line.
When converting your text to columns using the Excel wizard, remember checking the 'Treat consecutive delimiters as one', setting it to use 'quotes' as delimiter.
Thus, Excel will split the text at the commas, keeping the 'commen...
How do I create a copy of an object in PHP?
...what you intend to do, it does it in an awfully slow way. Not only are you converting all your object into a string and back, using time and memory, you also break PHPs possible CopyOnWrite mechanism. A much better way is to implement your __clone method properly as suggested by stackoverflow.com/a/...
How to get a key in a JavaScript object by its value?
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I think Converting it to a string would be better to fix type errors just add .toString() like obj[ key ].toString() and to the value if desired...
– CrandellWS
Jan 6 '15 at 20:19
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How to obtain the last path segment of a URI
...= uri.getPath();
String idStr = path.substring(path.lastIndexOf('/') + 1);
int id = Integer.parseInt(idStr);
alternatively
URI uri = new URI("http://example.com/foo/bar/42?param=true");
String[] segments = uri.getPath().split("/");
String idStr = segments[segments.length-1];
int id = Integer.pars...
How can I get the count of milliseconds since midnight for the current?
...the implementation. From the docs for Date: "A second is represented by an integer from 0 to 61; the values 60 and 61 occur only for leap seconds and even then only in Java implementations that actually track leap seconds correctly. Because of the manner in which leap seconds are currently introduce...