大约有 40,000 项符合查询结果(耗时:0.0315秒) [XML]

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Can I query MongoDB ObjectId by date?

...Seconds + "0000000000000000"); return constructedObjectId } /* Find all documents created after midnight on May 25th, 1980 */ db.mycollection.find({ _id: { $gt: objectIdWithTimestamp('1980/05/25') } }); share ...
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How to drop column with constraint?

...'alter table tbloffers drop constraint ['+dc.NAME+N']' from sys.default_constraints dc JOIN sys.columns c ON c.default_object_id = dc.object_id WHERE dc.parent_object_id = OBJECT_ID('tbloffers') AND c.name = N'checkin' IF @@ROWCOUNT = 0 BREAK EXEC (@sql) END ...
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Unique Key constraints for multiple columns in Entity Framework

... third approach may not necessarily be the best. (I like the first one actually.) I personally prefer not having any EF artifacts carried over into my entity classes. – Najeeb Nov 11 '17 at 12:45 ...
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LINQ: Distinct values

... Oh so by "larger type" you may mean I still want all properties in the result even though I only want to compare a few properties to determine distinctness? – The Red Pea Sep 20 '16 at 14:31 ...
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Android: Difference between onInterceptTouchEvent and dispatchTouchEvent?

... are woefully inadequate about explaining this. dispatchTouchEvent is actually defined on Activity, View and ViewGroup. Think of it as a controller which decides how to route the touch events. For example, the simplest case is that of View.dispatchTouchEvent which will route the touch event to ei...
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How to pretty print XML from Java?

... Back in 2008 this was a good answer, but now this can all be done with standard JDK classes rather than Apache classes. See xerces.apache.org/xerces2-j/faq-general.html#faq-6. Yes this is a Xerces FAQ but the answer covers standard JDK classes. The initial 1.5 implementation of ...
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Convert character to ASCII code in JavaScript

... Fun fact: you don’t really need the 0 (first argument value) — just "\n".charCodeAt() will do. – Mathias Bynens Oct 17 '11 at 9:40 ...
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Mongoose query where value is not null

... MalcolmOceanMalcolmOcean 2,52822 gold badges2323 silver badges3535 bronze badges ...
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How to reload a clojure file in REPL

... :reload-all should also work. The OP specifically says it doesn't, but I think there was something else wrong in the OP's dev environment because for a single file the two (:reload and :reload-all) should have the same effect. Here'...
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What is the use of “assert” in Python?

...t True # nothing happens >>> assert False Traceback (most recent call last): File "<stdin>", line 1, in <module> AssertionError Assertions can include an optional message, and you can disable them when running the interpreter. To print a message if the assertion fails: ass...