大约有 6,100 项符合查询结果(耗时:0.0230秒) [XML]

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Select distinct values from a table field

...M. What I want to do is get a list of distinct values within a field on my table .... the equivalent of one of the following: ...
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Android Studio/Intellij Idea: “Table of Contents” for a class

...t I have seen. One thing that has been annoying me though is this lack of "Table of Contents" for a class. I apologize for not knowing exactly what to call it. But what I am referring to is the dropdown menu in eclipse that lists all the methods, interfaces, classes and so on that are in that class ...
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jQuery document.createElement equivalent?

...is.$OuterDiv = $('<div></div>') .hide() .append($('<table></table>') .attr({ cellSpacing : 0 }) .addClass("text") ) ; Update: I thought I'd update this post since it still gets quite a bit of traffic. In the comments below there's some discussi...
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how do I query sql for a latest record date for each user

I have a table that is a collection entries as to when a user was logged on. 22 Answers ...
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onchange event on input type=range is not triggering in firefox while dragging

...ast either end of the slider final mouse-up (or touch-end) The following table shows how at least three different desktop browsers differ in their behaviour with respect to which of the above scenarios they respond to: Solution: The onRangeChange function provides a consistent and predictable ...
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Class with Object as a parameter

... In Python2 this declares Table to be a new-style class (as opposed to "classic" class). In Python3 all classes are new-style classes, so this is no longer necessary. New style classes have a few special attributes that classic classes lack. class C...
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Convert Unix timestamp into human readable date using MySQL

... Use FROM_UNIXTIME(): SELECT FROM_UNIXTIME(timestamp) FROM your_table; See also: MySQL documentation on FROM_UNIXTIME(). share | improve this answer | follow ...
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How do I check if a SQL Server text column is empty?

I am using SQL Server 2005. I have a table with a text column and I have many rows in the table where the value of this column is not null, but it is empty. Trying to compare against '' yields this response: ...
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Debugging sqlite database on the device

... debuggable, you can use the shell run-as command to run a command or executable as a specific user/application or just switch to the UID of your application so you can access its data directory. So if you wish to pull your application database from the device you should run the debug build of the...
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SQLite - increase value by a certain number

is it possible to increase a certain value in a table by a certain number without reading last value and afterwards updating it? ...