大约有 44,000 项符合查询结果(耗时:0.0494秒) [XML]

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Add centered text to the middle of a -like line

... be specified in em units. To get hr width, use (.divider width minus # of chars) / 2 . – Kelvin Jan 31 '13 at 22:38 13 ...
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SQL Server: Maximum character length of object names

...lowing script contained in the blog post before: DECLARE @i NVARCHAR(800) SELECT @i = REPLICATE('A', 116) SELECT @i = 'CREATE TABLE #'+@i+'(i int)' PRINT @i EXEC(@i) share | improve this answer ...
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How do you detect Credit card type based on number?

...: before processing a cardholder PAN, strip any whitespace and punctuation characters from the input. Why? Because it’s typically much easier to enter the digits in groups, similar to how they’re displayed on the front of an actual credit card, i.e. 4444 4444 4444 4444 is much easier to ent...
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What is The difference between ListBox and ListView

...ew, but you can easily create your own. Another difference is the default selection mode: it's Single for a ListBox, but Extended for a ListView share | improve this answer | ...
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Lists in ConfigParser

... @wim You would need to implement a way to escape the delimiter character if it can be a legal character. (And a way to escape whatever character you use for escaping.) – jamesdlin Aug 29 '17 at 3:25 ...
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Best way to create enum of strings?

... @Mark, true, it can't handle any character. If the OP just wants a single char, this solution is more straight forward than The Elite Gentleman suggestion. But indeed: if the range of characters exceeds the ones a valid Java identifier can have, this is a no...
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Function to Calculate Median in SQL Server

... in all cases. It also requires SQL 2012 or later. DECLARE @c BIGINT = (SELECT COUNT(*) FROM dbo.EvenRows); SELECT AVG(1.0 * val) FROM ( SELECT val FROM dbo.EvenRows ORDER BY val OFFSET (@c - 1) / 2 ROWS FETCH NEXT 1 + (1 - @c % 2) ROWS ONLY ) AS x; Of course, just because o...
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How do I get list of all tables in a database using TSQL?

... SQL Server 2000, 2005, 2008, 2012, 2014, 2016, 2017 or 2019: SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_TYPE='BASE TABLE' To show only tables from a particular database SELECT TABLE_NAME FROM <DATABASE_NAME>.INFORMATION_SCHEMA.TABLES WHERE TABLE_TYPE = 'BASE TABLE'...
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SQL - using alias in Group By

... following order: FROM clause WHERE clause GROUP BY clause HAVING clause SELECT clause ORDER BY clause For most relational database systems, this order explains which names (columns or aliases) are valid because they must have been introduced in a previous step. So in Oracle and SQL Server, you...
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How to bind inverse boolean properties in WPF?

... which is easily missed when it (as is often the case) is embedded next to chars that look like it (i.e. one/more "("'s and "l"'s and "I"'s). – Tom Jan 18 '18 at 1:54 ...