大约有 16,000 项符合查询结果（耗时：0.0425秒） [XML]
Could not find an implementation of the query pattern
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Hi easiest way to do this is to convert this IEnumerable into a Queryable
If it is a queryable, then performing queries becomes easy.
Please check this code:
var result = (from s in _ctx.ScannedDatas.AsQueryable()
where s.Da...
How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
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Here goes T-SQL version:
-- Test data
DECLARE @TestTable TABLE (id INT, home INT, date DATETIME,
player VARCHAR(20), resource INT)
INSERT INTO @TestTable
SELECT 1, 10, '2009-03-04', 'john', 399 UNION
SELECT 2, 11, '2009-03-04', 'juliet', 244 UNION
SELECT 5, 12, '2009-03-04', 'borat', 555 ...
How to determine day of week by passing specific date?
....util.Calendar:
Calendar c = Calendar.getInstance();
c.setTime(yourDate);
int dayOfWeek = c.get(Calendar.DAY_OF_WEEK);
if you need the output to be Tue rather than 3 (Days of week are indexed starting at 1 for Sunday, see Calendar.SUNDAY), instead of going through a calendar, just reformat the str...
How to get just numeric part of CSS property with jQuery?
...ffixes are not in pixels, so if you expect px but are given em you need to convert.
– Ariel
May 3 '12 at 10:36
that's ...
javascript check for not null
...lsey". The double-not operator !! will remove more than just null. It will convert NaN and undefined into false as well. And that's why your array filters correctly when using the double not-operator !!.
– tfmontague
Aug 6 '16 at 20:50
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Identifying and removing null characters in UNIX
...icates that the file is encoded in UTF-16 and that you should use iconv to convert it to UTF-8.
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How to disable scrolling in UITableView table when the content fits on the screen
... I always upvote such a̶n̶s̶w̶e̶r̶s̶ "rewrites" because converting to modern syntax requires time.
– Dmitry Isaev
Oct 2 '17 at 8:28
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LINQ equivalent of foreach for IEnumerable
...dex as a parameter, whereas with foreach you must rebuild the classic for (int i..) construct. And functional languages have to allow iteration that has side effects - otherwise you could never do one iota of work with them :) I'd like to point out that the typical functional method would be to ...
How to create an array for JSON using PHP?
...est way that you should go every time for creating json in php is to first convert values in ASSOCIATIVE array.
After that just simply encode using json_encode($associativeArray). I think it is the best way to create json in php because whenever we are fetching result form sql query in php most of ...
Get index of selected option with jQuery
... @Joan.bdm jquery does not have selectedIndex property. Adding [0] converts the jquery object to a javascript object which has the selectedIndex property. This example won't work without [0]
– Aram
May 21 '14 at 23:28
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