大约有 20,000 项符合查询结果(耗时:0.0625秒) [XML]

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Where is the WPF Numeric UpDown control?

...Modifier="private" Margin="5,5,0,5" Width="50" Text="0" TextChanged="txtNum_TextChanged" /> <Button x:Name="cmdUp" x:FieldModifier="private" Margin="5,5,0,5" Content="˄" Width="20" Click="cmdUp_Click" /> <Button x:Name="cmdDown" x:FieldModifier="private" Margin="0,5,0,5" Conten...
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Copy constructor for a class with unique_ptr

How do I implement a copy constructor for a class that has a unique_ptr member variable? I am only considering C++11. 6 A...
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Query to list number of records in each table in a database

...id <= 1 GROUP BY t.NAME, i.object_id, i.index_id, i.name, p.[Rows] ORDER BY object_name(i.object_id) In my opinion, it's easier to handle than the sp_msforeachtable output. share | i...
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What is the use of “assert” in Python?

...eter. As for disabling them, when running python in optimized mode, where __debug__ is False, assert statements will be ignored. Just pass the -O flag: python -O script.py See here for the relevant documentation. share ...
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Python JSON serialize a Decimal object

... The problem was that DecimalEncoder()._iterencode(decimal.Decimal('3.9')).next() returned the correct '3.9', but DecimalEncoder()._iterencode(3.9).next() returned a generator object which would only return '3.899...' when you piled on another .next(). Generator f...
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How can I perform a str_replace in JavaScript, replacing text in JavaScript?

I want to use str_replace or its similar alternative to replace some text in JavaScript. 21 Answers ...
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Is there a WebSocket client implemented for Python? [closed]

...ient Sample client code: #!/usr/bin/python from websocket import create_connection ws = create_connection("ws://localhost:8080/websocket") print "Sending 'Hello, World'..." ws.send("Hello, World") print "Sent" print "Receiving..." result = ws.recv() print "Received '%s'" % result ws.close() S...
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Is there a performance difference between a for loop and a for-each loop?

...g4j.Marker, org.apache.logging.log4j.Marker...); Code: 0: iconst_0 1: istore_2 2: aload_1 3: arraylength 4: istore_3 5: iload_2 6: iload_3 7: if_icmpge 29 10: aload_1 11: iload_2 12: aaload 13: astore 4 ...
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Dynamically load JS inside JS [duplicate]

... and use it like: if (typeof someObject == 'undefined') $.loadScript('url_to_someScript.js', function(){ //Stuff to do after someScript has loaded }); share | improve this answer | ...
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Code Golf: Collatz Conjecture

...t;^v are arrows that change direction the "program counter" wanders. | and _ are conditionals that go up/down or left/right depending on whether the value on stack is true or false. The whole "code arena" wraps around through top-bottom and left-right. – SF. Ma...