大约有 30,000 项符合查询结果（耗时：0.0451秒） [XML]
SQL RANK() versus ROW_NUMBER()
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Row_number is the distinct rank of rows, without any gap in the ranking.
http://www.bidn.com/blogs/marcoadf/bidn-blog/379/ranking-functions-row_number-vs-rank-vs-dense_rank-vs-ntile
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Are the decimal places in a CSS width respected?
...l logic while safari doesn't.
This page seems to discuss the same problem
http://ejohn.org/blog/sub-pixel-problems-in-css/
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Difference between Python datetime vs time modules
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How to use WPF Background Worker
... in .net 4.5 use Task for threading. Here is some documentation about Task
https://docs.microsoft.com/en-us/dotnet/api/system.threading.tasks.task
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Retrieve column names from java.sql.ResultSet
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You can use the the ResultSetMetaData (http://java.sun.com/javase/6/docs/api/java/sql/ResultSetMetaData.html) object for that, like this:
ResultSet rs = stmt.executeQuery("SELECT * FROM table");
ResultSetMetaData rsmd = rs.getMetaData();
String firstColumnName = ...
Python add item to the tuple
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How to go about formatting 1200 to 1.2k in java
....util.regex.Pattern;
/**
* Converts a number to a string in <a href="http://en.wikipedia.org/wiki/Metric_prefix">metric prefix</a> format.
* For example, 7800000 will be formatted as '7.8M'. Numbers under 1000 will be unchanged. Refer to the tests for further examples.
*/
class Roun...
Incrementing a date in JavaScript
...nextDay.toISOString());
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What is the difference between “long”, “long long”, “long int”, and “long long int” in C++?
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HTTP POST using JSON in Java
I would like to make a simple HTTP POST using JSON in Java.
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