大约有 40,000 项符合查询结果(耗时:0.0283秒) [XML]

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Javascript and regex: split string and keep the separator

... test('splitKeep', function () { // String deepEqual("1231451".splitKeep('1'), ["1", "231", "451"]); deepEqual("123145".splitKeep('1', true), ["123", "145"]); deepEqual("1231451".splitKeep('1', true), ["123", "145", "1"]); deepEqual("hello man how are you...
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How to write a simple database engine [closed]

...rt of each column to have the length of this column like "Adam", 1, 11.1, "123 ABC Street POBox 456" you can have it like <&RowHeader, 1><&Col1,CHR, 4>Adam<&Col2, num,1,0>1<&Col3, Num,2,1>111<&Col4, CHR, 24>123 ABC Street POBox 456<&RowTrailer...
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How to add not null constraint to existing column in MySQL

... Mark Amery 98.9k4848 gold badges336336 silver badges379379 bronze badges answered Jun 10 '11 at 10:45 Shakti Sin...
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Pad a string with leading zeros so it's 3 characters long in SQL Server 2008

...technique for left-padding to any desired width: declare @x int = 123 -- value to be padded declare @width int = 25 -- desired width declare @pad char(1) = '0' -- pad character select right_justified = replicate( @pad , @width-le...
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Is cout synchronized/thread-safe?

... Technically true for C++98/C++03, but I think everybody knows that. But this does not answer the two interesting questions: What about C++0x? What do typical implementations actually do? – Nemo Jun 16 '11 a...
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What is the difference between an expression and a statement in Python?

... 123 Expression -- from the New Oxford American Dictionary: expression: Mathematics a collecti...
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How do I create a readable diff of two spreadsheets using git diff?

...sxd OpenOffice.org .odt/.ods/.odp/.odg Open Document .wj2/wj3/wk3/wk4/123 Lotus 123 .wri Windows3.1 Write .pdf Adobe PDF .mht Web Archive .eml Exported files from OutlookExpress Regard, Andres share ...
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How to delete a column from a table in MySQL

... 98 Use ALTER TABLE with DROP COLUMN to drop a column from a table, and CHANGE or MODIFY to change ...
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What does the third parameter (false) indicate in document.addEventListener(“deviceready”,OnDeviceRe

... Dan Dascalescu 98.3k3737 gold badges263263 silver badges333333 bronze badges answered Jul 10 '13 at 7:02 lifuslifus ...
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Splitting string with pipe character (“|”) [duplicate]

... devnulldevnull 98.1k2727 gold badges195195 silver badges201201 bronze badges ...